Buffer overflow in Mutt - #VU13923

 

Buffer overflow in Mutt - #VU13923

Published: July 20, 2018


Vulnerability identifier: #VU13923
CSH Severity: Medium
CVSS v4.0: CVSS:4.0/AV:L/AC:L/AT:P/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Green
CVE-ID: N/A
CWE-ID: CWE-119
Exploitation vector: Remote access
Exploit availability: No public exploit available
Vendor: Mutt.org
Affected software:
Mutt

Detailed vulnerability description

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to a boundary error in msg_parse_fetch() function in imap/message.c file. A remote attacker that controls the IMAP server can send an overly long response to the vulnerable mail client, trigger buffer overflow and execute arbitrary code on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system but requires that victim connects to a compromised server or the attacker is able to perform MitM (man-in-the-middle) attack.


Remediation

Update to version 1.10.1.

Sources