CVE-2026-125405
HIGH
NVD
CVSS Score
8.1
Severity
HIGH
Published
Nov 10, 2026
Vendor
unknown
Description
Ettercap through 0.8.4.1 contains an out-of-bounds read vulnerability in Parse_NTLM_Auth() in src/dissectors/ec_http.c due to unvalidated NTLM message offsets. Attackers can send a crafted HTTP Authorization header observed by Ettercap to read beyond the buffer, disclosing memory or crashing the process.
References
- https://github.com/Ettercap/ettercap/blob/v0.8.4.1/src/dissectors/ec_http.c#L505-L512
- https://github.com/Ettercap/ettercap/commit/1d8badb713579419a29a494bb463a1af59707e98
- https://github.com/Ettercap/ettercap/pull/1330
- https://github.com/Ettercap/ettercap/security/advisories/GHSA-jw9q-j2rm-94j2
- https://www.vulncheck.com/advisories/ettercap-through-0.8.4.1-out-of-bounds-read-via-http-ntlm-authentication-parsing