Buffer overflow in Mutt - #VU13922

 

Buffer overflow in Mutt - #VU13922

Published: July 20, 2018


Vulnerability identifier: #VU13922
CSH Severity: Medium
CVSS v4: 7.1 [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]
CVE-ID: N/A
CWE-ID: CWE-119
Exploitation vector: Remote access
Exploit availability: No public exploit available

Vulnerability details

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

The vulnerability exists due to a boundary error in imap/command.c file when verifying IMAP mailbox status. 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.


Affected software

Mutt
Slackware Linux

Remediation

Update to version 1.10.1.

Mutt - update to 1.10.1

External References

Related Security Bulletins