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CWE-120

4,440 CVEs • Abstraction: Base • Likelihood of Exploit: High

Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')

The product copies an input buffer to an output buffer without verifying that the size of the input buffer is less than the size of the output buffer, leading to a buffer overflow.

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CVEs (4,440)

CVE
VENDORS
PRODUCTS
UPDATED
PUBLISHED
CVSS
1Nasm
1Netwide Assembler
Jun 17, 2026
Aug 22, 2023
N/A· v4
5.5 MEDIUM· v3
N/A· v2
Buffer overflow vulnerability in quote_for_pmake in asm/nasm.c in nasm before 2.15.05 allows attackers to cause a denial of service via crafted file.
1Dpic Project
1Dpic
Jun 17, 2026
Aug 22, 2023
N/A· v4
7.5 HIGH· v3
N/A· v2
dpic 2021.01.01 has a Global buffer overflow in theyylex() function in main.c and reads out of the bound array.
2Debian
Gnu
2Debian Linux
Gnu Scientific Library
Jun 17, 2026
Aug 22, 2023
N/A· v4
6.5 MEDIUM· v3
N/A· v2
A buffer overflow can occur when calculating the quantile value using the Statistics Library of GSL (GNU Scientific Library), versions 2.5 and 2.6. Processing a maliciously crafted input data for gsl_stats_quantile_from_...Show more
A buffer overflow can occur when calculating the quantile value using the Statistics Library of GSL (GNU Scientific Library), versions 2.5 and 2.6. Processing a maliciously crafted input data for gsl_stats_quantile_from_sorted_data of the library may lead to unexpected application termination or arbitrary code execution.Show less
1Cesanta
1Mongoose
Jun 17, 2026
Aug 22, 2023
N/A· v4
8.8 HIGH· v3
N/A· v2
Buffer overflow in mg_resolve_from_hosts_file in Mongoose 6.18, when reading from a crafted hosts file.
1Freeimage Project
1Freeimage
Jun 17, 2026
Aug 22, 2023
N/A· v4
8.8 HIGH· v3
N/A· v2
Buffer Overflow vulnerability in PSDParser.cpp::ReadImageLine() in FreeImage 3.19.0 [r1859] allows remote attackers to ru narbitrary code via use of crafted psd file.
1Freeimage Project
1Freeimage
Jun 17, 2026
Aug 22, 2023
N/A· v4
6.5 MEDIUM· v3
N/A· v2
Buffer Overflow vulnerability in psdParser::UnpackRLE function in PSDParser.cpp in FreeImage 3.19.0 [r1859] allows remote attackers to cuase a denial of service via opening of crafted psd file.
1Freeimage Project
1Freeimage
Jun 17, 2026
Aug 22, 2023
N/A· v4
8.8 HIGH· v3
N/A· v2
Buffer Overflow vulnerability in psdThumbnail::Read in PSDParser.cpp in FreeImage 3.19.0 [r1859] allows remote attackers to run arbitrary code via opening of crafted psd file.
1Freeimage Project
1Freeimage
Jun 17, 2026
Aug 22, 2023
N/A· v4
8.8 HIGH· v3
N/A· v2
Buffer Overflow vulnerability in load function in PluginICO.cpp in FreeImage 3.19.0 [r1859] allows remote attackers to run arbitrary code via opening of crafted ico file.
1Libraw
1Libraw
Jun 17, 2026
Aug 22, 2023
N/A· v4
6.5 MEDIUM· v3
N/A· v2
Buffer Overflow vulnerability in LibRaw::stretch() function in libraw\src\postprocessing\aspect_ratio.cpp.
1Freeimage Project
1Freeimage
Jun 17, 2026
Aug 22, 2023
N/A· v4
6.5 MEDIUM· v3
N/A· v2
Buffer Overflow vulnerability in FreeImage_Load function in FreeImage Library 3.19.0(r1828) allows attackers to cuase a denial of service via crafted PFM file.
1Flac Project
1Flac
Jun 17, 2026
Aug 22, 2023
N/A· v4
7.8 HIGH· v3
N/A· v2
Buffer Overflow vulnerability in function bitwriter_grow_ in flac before 1.4.0 allows remote attackers to run arbitrary code via crafted input to the encoder.
1Postgresql
1Postgresql
Jun 17, 2026
Aug 22, 2023
N/A· v4
4.4 MEDIUM· v3
N/A· v2
An issue was discovered in PostgreSQL 12.2 allows attackers to cause a denial of service via repeatedly sending SIGHUP signals. NOTE: this is disputed by the vendor because untrusted users cannot send SIGHUP signals; the...Show more
An issue was discovered in PostgreSQL 12.2 allows attackers to cause a denial of service via repeatedly sending SIGHUP signals. NOTE: this is disputed by the vendor because untrusted users cannot send SIGHUP signals; they can only be sent by a PostgreSQL superuser, a user with pg_reload_conf access, or a user with sufficient privileges at the OS level (the postgres account or the root account).Show less
1Freeimage Project
1Freeimage
Jun 17, 2026
Aug 22, 2023
N/A· v4
7.8 HIGH· v3
N/A· v2
Buffer Overflow vulnerability in function LoadRGB in PluginDDS.cpp in FreeImage 3.18.0 allows remote attackers to run arbitrary code and cause other impacts via crafted image file.
1Freeimage Project
1Freeimage
Jun 17, 2026
Aug 22, 2023
N/A· v4
7.8 HIGH· v3
N/A· v2
Buffer Overflow vulnerability in function LoadPixelDataRLE8 in PluginBMP.cpp in FreeImage 3.18.0 allows remote attackers to run arbitrary code and cause other impacts via crafted image file.
1Freeimage Project
1Freeimage
Jun 17, 2026
Aug 22, 2023
N/A· v4
7.8 HIGH· v3
N/A· v2
Buffer Overflow vulnerability in function C_IStream::read in PluginEXR.cpp in FreeImage 3.18.0 allows remote attackers to run arbitrary code and cause other impacts via crafted image file.
1Dlink
1Dap 2660 Firmware
Jun 17, 2026
Aug 21, 2023
N/A· v4
9.8 CRITICAL· v3
N/A· v2
D-Link DAP-2660 v1.13 was discovered to contain a buffer overflow via the f_ipv6_enable parameter at /bsc_ipv6. This vulnerability is exploited via a crafted POST request.
1Dlink
1Dap 2660 Firmware
Jun 17, 2026
Aug 21, 2023
N/A· v4
9.8 CRITICAL· v3
N/A· v2
D-Link DAP-2660 v1.13 was discovered to contain a buffer overflow via the component /adv_resource. This vulnerability is exploited via a crafted GET request.
1Tp Link
3Tl Wr841n V8 Firmware
Tl Wr940n V2 FirmwareTl Wr941nd V5 Firmware
Jun 17, 2026
Aug 21, 2023
N/A· v4
9.8 CRITICAL· v3
N/A· v2
TP-Link WR841N V8, TP-Link TL-WR940N V2, and TL-WR941ND V5 were discovered to contain a buffer overflow via the radiusSecret parameter at /userRpm/WlanSecurityRpm.
1Tp Link
3Tl Wr841n V8 Firmware
Tl Wr940n V2 FirmwareTl Wr941nd V5 Firmware
Jun 17, 2026
Aug 21, 2023
N/A· v4
7.5 HIGH· v3
N/A· v2
TP-Link TL-WR940N V2, TP-Link TL-WR941ND V5 and TP-Link TL-WR841N V8 were discovered to contain a buffer overflow via the component /userRpm/AccessCtrlAccessRulesRpm. This vulnerability allows attackers to cause a Denial...Show more
TP-Link TL-WR940N V2, TP-Link TL-WR941ND V5 and TP-Link TL-WR841N V8 were discovered to contain a buffer overflow via the component /userRpm/AccessCtrlAccessRulesRpm. This vulnerability allows attackers to cause a Denial of Service (DoS) via a crafted GET request.Show less
1Elecom
3Wrc X1800gs B Firmware
Wrc X1800gsa B FirmwareWrc X1800gsh B Firmware
Jun 17, 2026
Aug 18, 2023
N/A· v4
9.8 CRITICAL· v3
N/A· v2
Buffer overflow vulnerability exists in ELECOM wireless LAN routers, which may allow an unauthenticated attacker to execute arbitrary code.