What’s Vulnerable › Vulnerabilities

CVE-2023-39280

Severity: medium (CVSS 6.5 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 1.0% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2023-10-17 · updated 2026-06-17
Weakness: CWE-121

Description

SonicOS p ost-authentication Stack-Based Buffer Overflow vulnerability in the ssoStats-s.xml, ssoStats-s.wri URL endpoints leads to a firewall crash.

Affected products

SonicWall SonicOS: before 7.0.1-5145; before 6.5.4.4-44v-21-2340; before 6.5.4.13-105n — fixed in 6.5.4.13-105n, 6.5.4.4-44v-21-2340, 7.0.1-5145

How to fix

Upgrade to a fixed version: SonicWall SonicOS 6.5.4.13-105n, 6.5.4.4-44v-21-2340, 7.0.1-5145. Check the vendor advisory for mitigations.

References

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