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CVE-2021-3297

nvd nistnuclei
Published: Jan 26, 2021Modified: Nov 25, 2025

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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

On Zyxel NBG2105 V1.00(AAGU.2)C0 devices, setting the login cookie to 1 provides administrator access.

Affected (1)

Zyxel
1 product
Nbg2105 Firmware
Configuration A
1 vulnerable · 1 platform
Vulnerable SoftwareAffected Versions
Nbg2105 Firmware
Version v1.00(aagu.2)c0
Running on/withPlatform Versions
Zyxel
Nbg2105
All versions

Related CWEs

CWE-287
Improper Authentication
When an actor claims to have a given identity, the product does not prove or insufficiently proves that the claim is correct.

References (7)

Source: cve@mitre.org
Source: cve@mitre.org
ExploitThird Party Advisory
Source: cve@mitre.org
ProductVendor Advisory
Source: cve@mitre.org
Vendor Advisory
Source: af854a3a-2127-422b-91ae-364da2661108
ExploitThird Party Advisory
Source: af854a3a-2127-422b-91ae-364da2661108
ProductVendor Advisory
Source: af854a3a-2127-422b-91ae-364da2661108
Vendor Advisory

Timeline

No history available yet.