#VU75915 OS Command Injection in emacs (Red Hat package) - CVE-2023-2491
Published: May 9, 2023
Vulnerability identifier: #VU75915
Vulnerability risk: High
CVSSv4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber
CVE-ID: CVE-2023-2491
CWE-ID: CWE-78
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerable software:
emacs (Red Hat package)
emacs (Red Hat package)
Software vendor:
Red Hat Inc.
Red Hat Inc.
Description
The vulnerability allows a remote attacker to execute arbitrary shell commands on the target system.
The vulnerability exists due to a missing fix for #VU74578 (CVE-2023-28617). A remote attacker can trick the victim to open a specially crafted file and execute arbitrary OS commands on the target system via a file name or directory name that contains shell metacharacters.
Remediation
Install updates from vendor's website.