Stack-Based Buffer Overflow Vulnerability in SonicWall's SonicOS
CVE-2023-39277

6.5MEDIUM

Key Information:

Vendor

Sonicwall
Status
Sonicos
Vendor
CVE Published:
17 October 2023

What is CVE-2023-39277?

A stack-based buffer overflow vulnerability exists in SonicWall's SonicOS, specifically in the sonicflow.csv and appflowsessions.csv URL endpoints. This flaw can be exploited post-authentication, potentially leading to a crash of the firewall, disrupting network security measures and impacting overall system stability. It is essential for users of affected SonicOS versions to apply the recommended fixes to mitigate potential risks.

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Affected Version(s)

SonicOS 7.0.1-5119 and earlier versions

SonicOS 7.0.1-5129 and earlier versions

SonicOS 6.5.4.4-44v-21-2079 and earlier versions

References

https://psirt.global.sonicwall.com/vuln-detail/SNWLID-202...
vendor-advisory

CVSS V3.1

Score:
6.5
Severity:
MEDIUM
Confidentiality:
None
Integrity:
None
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
Low
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

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