Vulnerability identifier: #VU13923
Vulnerability risk: Medium
CVSSv3.1: 6.5 [CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]
CVE-ID:
CWE-ID:
CWE-119
Exploitation vector: Network
Exploit availability: No
Vulnerable software:
Mutt
Client/Desktop applications /
Office applications
Vendor: Mutt.org
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.
Mitigation
Update to version 1.10.1.
Vulnerable software versions
Mutt: 0.95.6 - 1.10.0
External links
http://gitlab.com/muttmua/mutt/commit/ed9d7727dc705754871e31cb41420f0ea956495b
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.