CVE Vulnerability

CVE-2019-19977

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.

7.5 /10

CVSS v2.0 :

V3 Legend

Vector :

Exploitability : 10 / Impact : 6.4

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Confidentiality Impact PARTIAL

Integrity Impact PARTIAL

Availability Impact PARTIAL

Scope

9.8 /10

CVSS v3.0 : CRITICAL

V3 Legend

Vector :

Exploitability : 3.9 / Impact : 5.9

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

References
Link Resource
https://github.com/Kirin-say/Vulnerabilities/blob/master/Stack_Overflow_in_libesmtp.md Exploit Patch
https://web.archive.org/web/20190528215510/http://brianstafford.info/libesmtp/ Product
https://github.com/jbouse-debian/libesmtp/blob/ca5bd0800ef1da234315da4c59716568eb5e6402/ntlm/ntlmstruct.c#L228-L242 Exploit Third Party Advisory
Configurations

Configuration 1

cpe:2.3:a:libesmtp_project:libesmtp:*:*:*:*:*:*:*:*
Information

Published : 2019-12-26 01:15

Updated : 2020-01-03 05:14

NVD link : CVE-2019-19977

Mitre link : CVE-2019-19977

Products Affected
No products.
CWE
CWE-125

Out-of-bounds Read