Out-of-bounds read in Mutt - CVE-2021-32055
Published: May 27, 2021
Vulnerability identifier: #VU53619
CSH Severity: Low
CVSS v4.0: CVSS:4.0/AV:L/AC:L/AT:P/PR:N/UI:A/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2021-32055
CWE-ID: CWE-125
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vendor: Mutt.org
Affected software:
Mutt
Mutt
Detailed vulnerability description
The 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.
How to mitigate CVE-2021-32055
Install updates from vendor's website.