Vulnerability Details : CVE-2019-19977
Potential exploit
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.
Products affected by CVE-2019-19977
- cpe:2.3:a:libesmtp_project:libesmtp:*:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2019-19977
1.45%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 86 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2019-19977
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
7.5
|
HIGH | AV:N/AC:L/Au:N/C:P/I:P/A:P |
10.0
|
6.4
|
NIST | |
|
9.8
|
CRITICAL | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
3.9
|
5.9
|
NIST |
CWE ids for CVE-2019-19977
-
The product reads data past the end, or before the beginning, of the intended buffer.Assigned by: nvd@nist.gov (Primary)
References for CVE-2019-19977
-
https://github.com/Kirin-say/Vulnerabilities/blob/master/Stack_Overflow_in_libesmtp.md
Vulnerabilities/Stack_Overflow_in_libesmtp.md at master · Kirin-say/Vulnerabilities · GitHubExploit;Patch;Third Party Advisory
-
https://github.com/jbouse-debian/libesmtp/blob/ca5bd0800ef1da234315da4c59716568eb5e6402/ntlm/ntlmstruct.c#L228-L242
libesmtp/ntlmstruct.c at ca5bd0800ef1da234315da4c59716568eb5e6402 · jbouse-debian/libesmtp · GitHubExploit;Third Party Advisory
-
https://web.archive.org/web/20190528215510/http://brianstafford.info/libesmtp/
libESMTP - A Library for Posting Electronic MailProduct
Jump to