Risk | Low |
Patch available | YES |
Number of vulnerabilities | 1 |
CVE-ID | CVE-2021-32055 |
CWE-ID | CWE-125 |
Exploitation vector | Network |
Public exploit | N/A |
Vulnerable software Subscribe |
Mutt Client/Desktop applications / Office applications |
Vendor | Mutt.org |
Security Bulletin
This security bulletin contains one low risk vulnerability.
EUVDB-ID: #VU53619
Risk: Low
CVSSv3.1: 2.7 [CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:L/I:N/A:N/E:U/RL:O/RC:C]
CVE-ID: CVE-2021-32055
CWE-ID:
CWE-125 - Out-of-bounds read
Exploit availability: No
DescriptionThe vulnerability allows a remote attacker to gain access to potentially sensitive information.
The vulnerability exists due to a boundary condition in imap/util.c in Mutt when processing IMAP sequence, which ends with a comma. A remote attacker can trigger an out-of-bounds read error and read contents of memory on the system.
MitigationInstall updates from vendor's website.
Vulnerable software versionsMutt: 1.11 - 2.0.6
External linkshttp://gitlab.com/muttmua/mutt/-/commit/7c4779ac24d2fb68a2a47b58c7904118f40965d5
http://lists.mutt.org/pipermail/mutt-announce/Week-of-Mon-20210503/000036.html
http://github.com/neomutt/neomutt/commit/fa1db5785e5cfd9d3cd27b7571b9fe268d2ec2dc
http://security.gentoo.org/glsa/202105-05
Q & A
Can this vulnerability be exploited remotely?
Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.
How the attacker can exploit this vulnerability?
The attacker would have to trick the victim to visit a specially crafted website or open a file.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.