Input validation error in Rxvt - CVE-2021-33477

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Main Vulnerability Database Vulnerabilities #VU67654

Input validation error in Rxvt - CVE-2021-33477

Published: September 26, 2022


Vulnerability identifier: #VU67654
CSH Severity: Low
CVSS v4.0: CVSS:4.0/AV:L/AC:L/AT:P/PR:L/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2021-33477
CWE-ID: CWE-20
Exploitation vector: Remote access
Exploit availability: No public exploit available
Vendor: Rxvt.org
Affected software:
Rxvt

Detailed vulnerability description

The vulnerability allows a remote attacker to compromise the affected system.

The vulnerability exists due to insufficient validation of user-supplied input when running an application inside the terminal window. A remote attacker can trick the victim to run a specially crafted program or open a specially crafted file and execute arbitrary code on the system.


How to mitigate CVE-2021-33477

Cybersecurity Help is currently unaware of any official solution to address this vulnerability.

Sources