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CVE-2020-5143

nvd nist
Published: Oct 12, 2020Modified: Jun 17, 2026

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5.3
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
Exploitability: 3.9 / Impact: 1.4
Source: NVD

Description

SonicOS SSLVPN login page allows a remote unauthenticated attacker to perform firewall management administrator username enumeration based on the server responses. This vulnerability affected SonicOS Gen 5 version 5.9.1.7, 5.9.1.13, Gen 6 version 6.5.4.7, 6.5.1.12, 6.0.5.3, SonicOSv 6.5.4.v and Gen 7 version SonicOS 7.0.0.0.

Affected (6)

Sonicwall
2 products
Sonicos
Sonicosv
Configuration A
6 vulnerable
Vulnerable SoftwareAffected Versions
Sonicwall
Sonicos
Up to 5.9.1.13
Sonicos
From 6.0.0.0 to 6.0.5.3
Sonicos
From 6.5.0.0 to 6.5.1.11
Sonicos
From 6.5.4.0 to 6.5.4.7
Sonicos
Version 7.0.0.0
Sonicosv
Up to 6.5.4.4

Related CWEs

CWE-203
Observable Discrepancy
The product behaves differently or sends different responses under different circumstances in a way that is observable to an unauthorized actor, which exposes security-relevant information about the state of the product, such as whether a particular operation was successful or not.

References (2)

Source: PSIRT@sonicwall.com
Vendor Advisory
Source: af854a3a-2127-422b-91ae-364da2661108
Vendor Advisory

Timeline

No history available yet.