Ubuntu.comUB:CVE-2019-19977CVE-2019-19977
CVSS2
Attack Vector
NETWORK
Attack Complexity
LOW
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
AV:N/AC:L/Au:N/C:P/I:P/A:P
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS
Percentile
83.6%
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.
Notes
| Author | Note |
|---|---|
| mdeslaur | Ubuntu packages not built with --enable-ntlm |
References
github.com/jbouse-debian/libesmtp/blob/ca5bd0800ef1da234315da4c59716568eb5e6402/ntlm/ntlmstruct.c#L228-L242
github.com/Kirin-say/Vulnerabilities/blob/master/Stack_Overflow_in_libesmtp.md
launchpad.net/bugs/cve/CVE-2019-19977
nvd.nist.gov/vuln/detail/CVE-2019-19977
security-tracker.debian.org/tracker/CVE-2019-19977
web.archive.org/web/20190528215510/brianstafford.info/libesmtp/
www.cve.org/CVERecord?id=CVE-2019-19977
Related
CVSS2
Attack Vector
NETWORK
Attack Complexity
LOW
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
AV:N/AC:L/Au:N/C:P/I:P/A:P
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS
Percentile
83.6%