Slackware Linux update for mutt

1) Heap-based buffer overflow

EUVDB-ID: #VU33286

Risk: Medium

CVSSv4.0: 2.7 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2014-9116

CWE-ID: CWE-122 - Heap-based Buffer Overflow

Exploit availability: No

Description

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

The vulnerability exists due to a boundary error in The write_one_header function in mutt 1.5.23 does not properly handle newline characters at the beginning of a header, which. A remote attacker can use a header with an empty body to trigger heap-based buffer overflow and execute arbitrary code on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.

Mitigation

Update the affected package mutt.

Vulnerable software versions

Slackware Linux: 13.37 - 14.1

CPE2.3

• cpe:2.3:o:slackware:slackware_linux:13.37:*:*:*:*:*:*:*
• cpe:2.3:o:slackware:slackware_linux:14.0:*:*:*:*:*:*:*
• cpe:2.3:o:slackware:slackware_linux:14.1:*:*:*:*:*:*:*

External links

https://www.slackware.com/security/viewer.php?l=slackware-security&y=2015&m=slackware-security.416238

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.