#VU53599 Resource management error in Squid - CVE-2021-31807
Published: May 26, 2021 / Updated: October 21, 2021
Vulnerability identifier: #VU53599
Vulnerability risk: Medium
CVSSv4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:A/U:Green
CVE-ID: CVE-2021-31807
CWE-ID: CWE-399
Exploitation vector: Remote access
Exploit availability:
Public exploit is available
Vulnerable software:
Squid
Squid
Software vendor:
Squid-cache.org
Squid-cache.org
Description
The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to improper management of memory within the application when processing HTTP Range header. A remote attacker can pass specially crafted data to the application and perform a denial of service (DoS) attack.
Remediation
Install updates from vendor's website.