Description

An issue was discovered in Squid before 4.15 and 5.x before 5.0.6. Due to an input-validation bug, it is vulnerable to a Denial of Service attack (against all clients using the proxy). A client sends an HTTP Range request to trigger this.

Remediation

References

CVE-2021-31808

Related Vulnerabilities

Moodle URL Redirection to Untrusted Site ('Open Redirect') Vulnerability (CVE-2022-35652)

OpenSSL Improper Locking Vulnerability (CVE-2022-3996)

Moodle Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') Vulnerability (CVE-2012-3393)

Jboss EAP Improper Handling of Exceptional Conditions Vulnerability (CVE-2018-8039)

Oracle HTTP Server CVE-2022-21271 Vulnerability (CVE-2022-21271)

Severity

Medium

Classification

CVE-2021-31808 CWE-20 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Tags

Missing Update Known Vulnerabilities