CVE-2026-77709
MEDIUM
MEDIUM
Priority: 0.04
BB Relevance:
62/100
Published: 2026-11-06
Modified: 2026-11-11
First seen: 2026-11-06
Status: active
Attack Surface
Network
No Auth
No Interaction
CVSS Vector Breakdown
AV:
Network
AC:
High
PR:
None
UI:
None
S:
Unchanged
C:
None
I:
None
A:
High
Description
A pre-authentication heap-based buffer overflow vulnerability has been identified in the SonicOS TACACS+ authentication client, which in specific conditions could potentially enable a remote unauthenticated attacker to cause an application level denial of service.
Weakness Classification (1)
Affected Software (6)
| Vendor | Product | Version |
|---|---|---|
| SonicWall | SonicOS | 7.3.3-7015 and older versions |
| SonicWall | SonicOS | 8.2.2-8015 and older versions |
| SonicWall | SonicOS | 7.3.3-7015 and older versions |
| SonicWall | SonicOS | 8.2.2-8015 and older versions |
| SonicWall | SonicOS | 7.3.3-7015 and older versions |
| SonicWall | SonicOS | 8.2.2-8015 and older versions |