Stack-Based Buffer Overflow in SonicWall's SSL VPN Firewall
CVE-2023-41712

6.5MEDIUM

Key Information:

Vendor

Sonicwall
Status
Sonicos
Vendor
CVE Published:
17 October 2023

What is CVE-2023-41712?

This vulnerability in SonicWall's SSL VPN occurs post-authentication within the plainprefs.exp URL endpoint, allowing an attacker to exploit a stack-based buffer overflow. This can result in a crash of the firewall, potentially leading to service disruption. Users are highly encouraged to apply the latest patches to mitigate the risk associated with this vulnerability.

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

.
CVE-2023-41712 : Stack-Based Buffer Overflow in SonicWall's SSL VPN Firewall