CVE-2021-21551

Published: May 4, 2021Modified: Oct 28, 2025CISA KEV

7.8

Vector

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Exploitability: 1.8 / Impact: 5.9

Source: NVD

Description

Dell dbutil_2_3.sys driver contains an insufficient access control vulnerability which may lead to escalation of privileges, denial of service, or information disclosure. Local authenticated user access is required.

Affected (1)

Products: Dell: Dbutil

Dell

1 product

Dbutil

Configuration A

1 vulnerable · 567 platform

Vulnerable Software	Affected Versions
Dell Dbutil	Up to 2.3

Running on/with	Platform Versions
Dell Alienware 14	All versions
Dell Alienware 17 51m R2	All versions
Dell Alienware Area 51	All versions
Dell Alienware Asm100	All versions
Dell Alienware Asm100r2	All versions
Dell Alienware M14xr2	All versions
Dell Alienware M15 R4	All versions
Dell Alienware M17xr4	All versions
Dell Alienware M18xr2	All versions
Dell Canvas 27	All versions
Dell Cheng Ming 3967	All versions
Dell Chengming 3967	All versions
Dell Chengming 3977	All versions
Dell Chengming 3980	All versions
Dell Chengming 3988	All versions
Dell Chengming 3990	All versions
Dell Chengming 3991	All versions
Dell Dock Wd15	All versions
Dell Dock Wd19	All versions
Dell Embedded Box Pc 5000	All versions
Dell G15 5510	All versions
Dell G3 3500	All versions
Dell G3 3579	All versions
Dell G3 3779	All versions
Dell G5 5000	All versions
Dell G5 5090	All versions
Dell G5 5500	All versions
Dell G5 5587	All versions
Dell G5 5590	All versions
Dell G7 7500	All versions
Dell G7 7588	All versions
Dell G7 7590	All versions
Dell G7 7700	All versions
Dell G7 7790	All versions
Dell Gaming G3 3590	All versions
Dell Inspiron 11 3162	All versions
Dell Inspiron 1122	All versions
Dell Inspiron 1210	All versions
Dell Inspiron 13 5370	All versions
Dell Inspiron 14 3452	All versions
Dell Inspiron 14 5459	All versions
Dell Inspiron 14 5468	All versions
Dell Inspiron 14 7460	All versions
Dell Inspiron 14 Gaming 7466	All versions
Dell Inspiron 14 Gaming 7467	All versions
Dell Inspiron 15 3552	All versions
Dell Inspiron 15 5559	All versions
Dell Inspiron 15 5565	All versions
Dell Inspiron 1545	All versions
Dell Inspiron 1564	All versions
Dell Inspiron 15 5566	All versions
Dell Inspiron 15 5567	All versions
Dell Inspiron 15 5582 2 In 1	All versions
Dell Inspiron 15 7560	All versions
Dell Inspiron 15 7572	All versions
Dell Inspiron 15 Gaming 7566	All versions
Dell Inspiron 15 Gaming 7567	All versions
Dell Inspiron 15 Gaming 7577	All versions
Dell Inspiron 15z	All versions
Dell Inspiron 17 5759	All versions
Dell Inspiron 17 5767	All versions
Dell Inspiron 20 3052	All versions
Dell Inspiron 2330	All versions
Dell Inspiron 24 3452	All versions
Dell Inspiron 24 3455	All versions
Dell Inspiron 24 5475	All versions
Dell Inspiron 3043	All versions
Dell Inspiron 3048	All versions
Dell Inspiron 3147	All versions
Dell Inspiron 3157	All versions
Dell Inspiron 3168	All versions
Dell Inspiron 3252	All versions
Dell Inspiron 3268	All versions
Dell Inspiron 3421	All versions
Dell Inspiron 3437	All versions
Dell Inspiron 3442	All versions
Dell Inspiron 3443	All versions
Dell Inspiron 3470	All versions
Dell Inspiron 3471	All versions
Dell Inspiron 3480	All versions
Dell Inspiron 3481	All versions
Dell Inspiron 3490	All versions
Dell Inspiron 3493	All versions
Dell Inspiron 3501	All versions
Dell Inspiron 3520	All versions
Dell Inspiron 3521	All versions
Dell Inspiron 3537	All versions
Dell Inspiron 3542	All versions
Dell Inspiron 3543	All versions
Dell Inspiron 3580	All versions
Dell Inspiron 3581	All versions
Dell Inspiron 3583	All versions
Dell Inspiron 3584	All versions
Dell Inspiron 3590	All versions
Dell Inspiron 3593	All versions
Dell Inspiron 3646	All versions
Dell Inspiron 3647	All versions
Dell Inspiron 3655	All versions
Dell Inspiron 3656	All versions
Dell Inspiron 3668	All versions
Dell Inspiron 3670	All versions
Dell Inspiron 3671	All versions
Dell Inspiron 3780	All versions
Dell Inspiron 3781	All versions
Dell Inspiron 3790	All versions
Dell Inspiron 3793	All versions
Dell Inspiron 3847	All versions
Dell Inspiron 3880	All versions
Dell Inspiron 3881	All versions
Dell Inspiron 3891	All versions
Dell Inspiron 5300	All versions
Dell Inspiron 5301	All versions
Dell Inspiron 5323	All versions
Dell Inspiron 5348	All versions
Dell Inspiron 5390	All versions
Dell Inspiron 5391	All versions
Dell Inspiron 5400 2 In 1	All versions
Dell Inspiron 5400 Aio	All versions
Dell Inspiron 5401	All versions
Dell Inspiron 5402	All versions
Dell Inspiron 5406 2 In 1	All versions
Dell Inspiron 5408	All versions
Dell Inspiron 5409	All versions
Dell Inspiron 5423	All versions
Dell Inspiron 5443	All versions
Dell Inspiron 5448	All versions
Dell Inspiron 5480	All versions
Dell Inspiron 5481 2 In 1	All versions
Dell Inspiron 5482	All versions
Dell Inspiron 5485 2 In 1	All versions
Dell Inspiron 5490	All versions
Dell Inspiron 5490 Aio	All versions
Dell Inspiron 5491 2 In 1	All versions
Dell Inspiron 5491 Aio	All versions
Dell Inspiron 5493	All versions
Dell Inspiron 5494	All versions
Dell Inspiron 5498	All versions
Dell Inspiron 5501	All versions
Dell Inspiron 5502	All versions
Dell Inspiron 5508	All versions
Dell Inspiron 5509	All versions
Dell Inspiron 5520	All versions
Dell Inspiron 5521	All versions
Dell Inspiron 5537	All versions
Dell Inspiron 5543	All versions
Dell Inspiron 5548	All versions
Dell Inspiron 5570	All versions
Dell Inspiron 5576	All versions
Dell Inspiron 5577	All versions
Dell Inspiron 5580	All versions
Dell Inspiron 5583	All versions
Dell Inspiron 5584	All versions
Dell Inspiron 5590	All versions
Dell Inspiron 5591 2 In 1	All versions
Dell Inspiron 5593	All versions
Dell Inspiron 5594	All versions
Dell Inspiron 5598	All versions
Dell Inspiron 5676	All versions
Dell Inspiron 5737	All versions
Dell Inspiron 5749	All versions
Dell Inspiron 5770	All versions
Dell Inspiron 580s	All versions
Dell Inspiron 620	All versions
Dell Inspiron 660	All versions
Dell Inspiron 660s	All versions
Dell Inspiron 7300	All versions
Dell Inspiron 7300 2 In 1	All versions
Dell Inspiron 7306 2 In 1	All versions
Dell Inspiron 7359	All versions
Dell Inspiron 7368	All versions
Dell Inspiron 7380	All versions
Dell Inspiron 7386	All versions
Dell Inspiron 7390	All versions
Dell Inspiron 7391	All versions
Dell Inspiron 7391 2 In 1	All versions
Dell Inspiron 7400	All versions
Dell Inspiron 7437	All versions
Dell Inspiron 7472	All versions
Dell Inspiron 7490	All versions
Dell Inspiron 7500	All versions
Dell Inspiron 7500 2 In 1 Black	All versions
Dell Inspiron 7500 2 In 1 Silver	All versions
Dell Inspiron 7501	All versions
Dell Inspiron 7506 2 In 1	All versions
Dell Inspiron 7520	All versions
Dell Inspiron 7537	All versions
Dell Inspiron 7548	All versions
Dell Inspiron 7558	All versions
Dell Inspiron 7559	All versions
Dell Inspiron 7580	All versions
Dell Inspiron 7586	All versions
Dell Inspiron 7590	All versions
Dell Inspiron 7590 2 In 1	All versions
Dell Inspiron 7591	All versions
Dell Inspiron 7591 2 In 1	All versions
Dell Inspiron 7700	All versions
Dell Inspiron 7706 2 In 1	All versions
Dell Inspiron 7720	All versions
Dell Inspiron 7737	All versions
Dell Inspiron 7746	All versions
Dell Inspiron 7786	All versions
Dell Inspiron 7790	All versions
Dell Inspiron 7791	All versions
Dell Inspiron One 19	All versions
Dell Inspiron One 2020	All versions
Dell Latitude 12 7285	All versions
Dell Latitude 12 Rugged Extreme 7214	All versions
Dell Latitude 12 Rugged Tablet 7212	All versions
Dell Latitude 14 Rugged 5414	All versions
Dell Latitude 14 Rugged Extreme 7404	All versions
Dell Latitude 14 Rugged Extreme 7414	All versions
Dell Latitude 3120	All versions
Dell Latitude 3150	All versions
Dell Latitude 3160	All versions
Dell Latitude 3180	All versions
Dell Latitude 3189	All versions
Dell Latitude 3190	All versions
Dell Latitude 3190 2 In 1	All versions
Dell Latitude 3300	All versions
Dell Latitude 3301	All versions
Dell Latitude 3310	All versions
Dell Latitude 3310 2 In 1	All versions
Dell Latitude 3330	All versions
Dell Latitude 3340	All versions
Dell Latitude 3350	All versions
Dell Latitude 3380	All versions
Dell Latitude 3390	All versions
Dell Latitude 3400	All versions
Dell Latitude 3410	All versions
Dell Latitude 3440	All versions
Dell Latitude 3450	All versions
Dell Latitude 3460	All versions
Dell Latitude 3460 Wyse Tc	All versions
Dell Latitude 3470	All versions
Dell Latitude 3480	All versions
Dell Latitude 3480 Mobile Thin Client	All versions
Dell Latitude 3490	All versions
Dell Latitude 3500	All versions
Dell Latitude 3510	All versions
Dell Latitude 3550	All versions
Dell Latitude 3560	All versions
Dell Latitude 3570	All versions
Dell Latitude 3580	All versions
Dell Latitude 3590	All versions
Dell Latitude 5175	All versions
Dell Latitude 5179	All versions
Dell Latitude 5200	All versions
Dell Latitude 5250	All versions
Dell Latitude 5280	All versions
Dell Latitude 5280 Mobile Thin Client	All versions
Dell Latitude 5285	All versions
Dell Latitude 5285 2 In 1	All versions
Dell Latitude 5288	All versions
Dell Latitude 5289	All versions
Dell Latitude 5290	All versions
Dell Latitude 5290 2 In 1	All versions
Dell Latitude 5300	All versions
Dell Latitude 5300 2 In 1	All versions
Dell Latitude 5310	All versions
Dell Latitude 5310 2 In 1	All versions
Dell Latitude 5320	All versions
Dell Latitude 5400	All versions
Dell Latitude 5401	All versions
Dell Latitude 5410	All versions
Dell Latitude 5411	All versions
Dell Latitude 5420	All versions
Dell Latitude 5450	All versions
Dell Latitude 5480	All versions
Dell Latitude 5488	All versions
Dell Latitude 5490	All versions
Dell Latitude 5491	All versions
Dell Latitude 5495	All versions
Dell Latitude 5500	All versions
Dell Latitude 5501	All versions
Dell Latitude 5510	All versions
Dell Latitude 5511	All versions
Dell Latitude 5520	All versions
Dell Latitude 5550	All versions
Dell Latitude 5580	All versions
Dell Latitude 5590	All versions
Dell Latitude 5591	All versions
Dell Latitude 7200 2 In 1	All versions
Dell Latitude 7210 2 In 1	All versions
Dell Latitude 7275	All versions
Dell Latitude 7280	All versions
Dell Latitude 7285	All versions
Dell Latitude 7290	All versions
Dell Latitude 7300	All versions
Dell Latitude 7310	All versions
Dell Latitude 7320	All versions
Dell Latitude 7350	All versions
Dell Latitude 7370	All versions
Dell Latitude 7380	All versions
Dell Latitude 7389	All versions
Dell Latitude 7390	All versions
Dell Latitude 7390 2 In 1	All versions
Dell Latitude 7400	All versions
Dell Latitude 7400 2in1	All versions
Dell Latitude 7410	All versions
Dell Latitude 7420	All versions
Dell Latitude 7480	All versions
Dell Latitude 7490	All versions
Dell Latitude 7520	All versions
Dell Latitude 9410	All versions
Dell Latitude 9510	All versions
Dell Latitude E5270	All versions
Dell Latitude E5420	All versions
Dell Latitude E5430	All versions
Dell Latitude E5440	All versions
Dell Latitude E5470	All versions
Dell Latitude E5530	All versions
Dell Latitude E5540	All versions
Dell Latitude E5570	All versions
Dell Latitude E6220	All versions
Dell Latitude E6230	All versions
Dell Latitude E6320	All versions
Dell Latitude E6330	All versions
Dell Latitude E6430	All versions
Dell Latitude E6430 Atg	All versions
Dell Latitude E6440	All versions
Dell Latitude E6530	All versions
Dell Latitude E6540	All versions
Dell Latitude E7240	All versions
Dell Latitude E7250	All versions
Dell Latitude E7270	All versions
Dell Latitude E7270 Mobile Thin Client	All versions
Dell Latitude E7270 Wyse Tc	All versions
Dell Latitude E7440	All versions
Dell Latitude E7450	All versions
Dell Latitude E7470	All versions
Dell Latitude Rugged 5420	All versions
Dell Latitude Rugged 5424	All versions
Dell Latitude Rugged 7424	All versions
Dell Latitude Rugged Extreme 7424	All versions
Dell Latitude Rugged Extreme Tablet 7220	All versions
Dell Latitude Rugged Extreme Tablet 7220ex	All versions
Dell Latitude Xt3	All versions
Dell Optiplex	All versions
Dell Optiplex 3010	All versions
Dell Optiplex 3011 Aio	All versions
Dell Optiplex 3020	All versions
Dell Optiplex 3030 Aio	All versions
Dell Optiplex 3040	All versions
Dell Optiplex 3046	All versions
Dell Optiplex 3050	All versions
Dell Optiplex 3050 Aio	All versions
Dell Optiplex 3060	All versions
Dell Optiplex 3070	All versions
Dell Optiplex 3080	All versions
Dell Optiplex 3090 Ultra	All versions
Dell Optiplex 3240 All In One	All versions
Dell Optiplex 3280 Aio	All versions
Dell Optiplex 390	All versions
Dell Optiplex 5040	All versions
Dell Optiplex 5050	All versions
Dell Optiplex 5055	All versions
Dell Optiplex 5055 A Serial	All versions
Dell Optiplex 5055 Ryzen Apu	All versions
Dell Optiplex 5055 Ryzen Cpu	All versions
Dell Optiplex 5060	All versions
Dell Optiplex 5070	All versions
Dell Optiplex 5080	All versions
Dell Optiplex 5250 All In One	All versions
Dell Optiplex 5260 All In One	All versions
Dell Optiplex 5270 Aio	All versions
Dell Optiplex 5480 Aio	All versions
Dell Optiplex 7010	All versions
Dell Optiplex 7020	All versions
Dell Optiplex 7040	All versions
Dell Optiplex 7050	All versions
Dell Optiplex 7060	All versions
Dell Optiplex 7070	All versions
Dell Optiplex 7070 Ultra	All versions
Dell Optiplex 7071	All versions
Dell Optiplex 7080	All versions
Dell Optiplex 7090 Ultra	All versions
Dell Optiplex 7440 Aio	All versions
Dell Optiplex 7450 All In One	All versions
Dell Optiplex 7460 All In One	All versions
Dell Optiplex 7480 Aio	All versions
Dell Optiplex 7760 Aio	All versions
Dell Optiplex 7770 Aio	All versions
Dell Optiplex 7780 Aio	All versions
Dell Optiplex 780	All versions
Dell Optiplex 790	All versions
Dell Optiplex 9010	All versions
Dell Optiplex 9020	All versions
Dell Optiplex 9030 Aio	All versions
Dell Optiplex 990	All versions
Dell Optiplex Fx130	All versions
Dell Optiplex Fx170	All versions
Dell Optiplex Xe2	All versions
Dell Optiplex Xe3	All versions
Dell Precision 17 M5750	All versions
Dell Precision 3240 Cff	All versions
Dell Precision 3420 Tower	All versions
Dell Precision 3430 Tower	All versions
Dell Precision 3430 Xl	All versions
Dell Precision 3431 Tower	All versions
Dell Precision 3440	All versions
Dell Precision 3510	All versions
Dell Precision 3520	All versions
Dell Precision 3530	All versions
Dell Precision 3540	All versions
Dell Precision 3541	All versions
Dell Precision 3550	All versions
Dell Precision 3551	All versions
Dell Precision 3560	All versions
Dell Precision 3620 Tower	All versions
Dell Precision 3630 Tower	All versions
Dell Precision 3640	All versions
Dell Precision 3930 Rack	All versions
Dell Precision 3930 Xl Rack	All versions
Dell Precision 5510	All versions
Dell Precision 5520	All versions
Dell Precision 5530	All versions
Dell Precision 5530 2 In 1	All versions
Dell Precision 5540	All versions
Dell Precision 5550	All versions
Dell Precision 5720 Aio	All versions
Dell Precision 5820 Tower	All versions
Dell Precision 5820 Xl Tower	All versions
Dell Precision 7510	All versions
Dell Precision 7520	All versions
Dell Precision 7530	All versions
Dell Precision 7540	All versions
Dell Precision 7550	All versions
Dell Precision 7710	All versions
Dell Precision 7720	All versions
Dell Precision 7730	All versions
Dell Precision 7740	All versions
Dell Precision 7750	All versions
Dell Precision 7820 Tower	All versions
Dell Precision 7820 Xl Tower	All versions
Dell Precision 7920 Tower	All versions
Dell Precision 7920 Xl Tower	All versions
Dell Precision M4600	All versions
Dell Precision M4700	All versions
Dell Precision M6600	All versions
Dell Precision M6700	All versions
Dell Precision R5500	All versions
Dell Precision T1700	All versions
Dell Precision T3500	All versions
Dell Precision T3600	All versions
Dell Precision T3610	All versions
Dell Precision T5500	All versions
Dell Precision T5600	All versions
Dell Precision T5610	All versions
Dell Precision T5810	All versions
Dell Precision T7500	All versions
Dell Precision T7600	All versions
Dell Precision T7610	All versions
Dell Precision T7810	All versions
Dell Precision T7910	All versions
Dell Thunderbolt Dock Tb16	All versions
Dell Thunderbolt Dock Tb18dc	All versions
Dell Vostro 13 5370	All versions
Dell Vostro 14 3446	All versions
Dell Vostro 14 5459	All versions
Dell Vostro 1450	All versions
Dell Vostro 14 3458	All versions
Dell Vostro 14 5468	All versions
Dell Vostro 14 5471	All versions
Dell Vostro 1550	All versions
Dell Vostro 15 3561	All versions
Dell Vostro 15 5568	All versions
Dell Vostro 15 7570	All versions
Dell Vostro 15 7580	All versions
Dell Vostro 20 3052	All versions
Dell Vostro 20 3055	All versions
Dell Vostro 220s	All versions
Dell Vostro 230	All versions
Dell Vostro 2521	All versions
Dell Vostro 260	All versions
Dell Vostro 270	All versions
Dell Vostro 270s	All versions
Dell Vostro 3010	All versions
Dell Vostro 3070	All versions
Dell Vostro 3252	All versions
Dell Vostro 3267	All versions
Dell Vostro 3268	All versions
Dell Vostro 3400	All versions
Dell Vostro 3401	All versions
Dell Vostro 3470	All versions
Dell Vostro 3471	All versions
Dell Vostro 3480	All versions
Dell Vostro 3481	All versions
Dell Vostro 3490	All versions
Dell Vostro 3491	All versions
Dell Vostro 3500	All versions
Dell Vostro 3501	All versions
Dell Vostro 3560	All versions
Dell Vostro 3580	All versions
Dell Vostro 3581	All versions
Dell Vostro 3583	All versions
Dell Vostro 3584	All versions
Dell Vostro 3590	All versions
Dell Vostro 3591	All versions
Dell Vostro 3660	All versions
Dell Vostro 3667	All versions
Dell Vostro 3668	All versions
Dell Vostro 3669	All versions
Dell Vostro 3670	All versions
Dell Vostro 3671	All versions
Dell Vostro 3681	All versions
Dell Vostro 3690	All versions
Dell Vostro 3800	All versions
Dell Vostro 3881	All versions
Dell Vostro 3888	All versions
Dell Vostro 3890	All versions
Dell Vostro 3900	All versions
Dell Vostro 3900g	All versions
Dell Vostro 3901	All versions
Dell Vostro 3902	All versions
Dell Vostro 3905	All versions
Dell Vostro 470	All versions
Dell Vostro 5090	All versions
Dell Vostro 5300	All versions
Dell Vostro 5301	All versions
Dell Vostro 5390	All versions
Dell Vostro 5391	All versions
Dell Vostro 5401	All versions
Dell Vostro 5402	All versions
Dell Vostro 5410	All versions
Dell Vostro 5480	All versions
Dell Vostro 5481	All versions
Dell Vostro 5490	All versions
Dell Vostro 5491	All versions
Dell Vostro 5501	All versions
Dell Vostro 5502	All versions
Dell Vostro 5581	All versions
Dell Vostro 5590	All versions
Dell Vostro 5591	All versions
Dell Vostro 5880	All versions
Dell Vostro 5890	All versions
Dell Vostro 7500	All versions
Dell Vostro 7590	All versions
Dell Wyse 5070	All versions
Dell Wyse 5470	All versions
Dell Wyse 5470 All In One	All versions
Dell Wyse 7040 Thin Client	All versions
Dell Xps 12 9250	All versions
Dell Xps 13 7390	All versions
Dell Xps 13 7390 2 In 1	All versions
Dell Xps 13 9300	All versions
Dell Xps 13 9305	All versions
Dell Xps 13 9310	All versions
Dell Xps 13 9310 2 In 1	All versions
Dell Xps 13 9343	All versions
Dell Xps 13 9360	All versions
Dell Xps 13 9365 2 In 1	All versions
Dell Xps 13 9370	All versions
Dell Xps 13 9380	All versions
Dell Xps 15 9500	All versions
Dell Xps 15 9560	All versions
Dell Xps 15 9570	All versions
Dell Xps 15 9575 2 In 1	All versions
Dell Xps 17 9700	All versions
Dell Xps 27 7760	All versions
Dell Xps 7590	All versions
Dell Xps 8700	All versions
Dell Xps 8900	All versions
Dell Xps 8940	All versions
Dell Xps 9350	All versions
Dell Xps 9530	All versions
Dell Xps 9550	All versions
Dell Xps One 2710	All versions