CVE-2026-125405

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.

Affected products

Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.

References

• https://github.com/Ettercap/ettercap/security/advisories/GHSA-jw9q-j2rm-94j2 ↗
• https://github.com/Ettercap/ettercap/commit/1d8badb713579419a29a494bb463a1af59707e98 ↗
• https://github.com/Ettercap/ettercap/pull/1330 ↗
• https://github.com/Ettercap/ettercap/blob/v0.8.4.1/src/dissectors/ec_http.c#L505-L512 ↗
• https://www.vulncheck.com/advisories/ettercap-through-0.8.4.1-out-of-bounds-read-via-http-ntlm-authentication-parsing ↗