CVEvulnerability
CVE-2019-19977
9.8 CRITICAL
Official page ↗
- Status
- Modified
- Published
- 2019-12-26
- Last modified
- 2026-06-17
- Assigner
- [email protected]
- CVSS 3.1 ([email protected])
- 9.8 CRITICAL — CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- CVSS 2.0 ([email protected])
- 7.5 HIGH — AV:N/AC:L/Au:N/C:P/I:P/A:P
- Weaknesses
- CWE-125
Description
libESMTP through 1.0.6 mishandles domain copying into a fixed-size buffer in ntlm_build_type_2 in ntlm/ntlmstruct.c, as demonstrated by a stack-based buffer over-read.
Affected configurations
• libesmtp project libesmtp (<= 1.0.6)
Related
Weakness · CWE (1)
- CWE-125 Out-of-bounds Read weakness
References
- https://github.com/Kirin-say/Vulnerabilities/blob/master/Stack_Overflow_in_libesmtp.md Exploit, Patch, Third Party Advisory
- https://github.com/jbouse-debian/libesmtp/blob/ca5bd0800ef1da234315da4c59716568eb5e6402/ntlm/ntlmstruct.c#L228-L242 Exploit, Third Party Advisory
- https://web.archive.org/web/20190528215510/http://brianstafford.info/libesmtp/ Product
- https://github.com/Kirin-say/Vulnerabilities/blob/master/Stack_Overflow_in_libesmtp.md Exploit, Patch, Third Party Advisory
- https://github.com/jbouse-debian/libesmtp/blob/ca5bd0800ef1da234315da4c59716568eb5e6402/ntlm/ntlmstruct.c#L228-L242 Exploit, Third Party Advisory
- https://web.archive.org/web/20190528215510/http://brianstafford.info/libesmtp/ Product