Main Vulnerability Database Vulnerabilities #VU58365

Spoofing attack in cgi - CVE-2021-41819

Published: November 25, 2021

Vulnerability identifier: #VU58365

CSH Severity: Medium

CVSSv4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N/E:U/U:Green

CVE-ID: CVE-2021-41819

CWE-ID: CWE-451

Exploitation vector: Remote access

Exploit availability: No public exploit available

Vulnerable software:
cgi

Software vendor:
Ruby

Description

The vulnerability allows a remote attacker to perform spoofing attack.

The vulnerability exists due to incorrect processing of user-supplied data in CGI::Cookie.parse. A remote attacker can spoof page content.

Install updates from vendor's website.