CVE-2014-7141 Denial of service in n/a
Remote attackers can crash the Squid proxy or leak sensitive information by sending crafted ICMP or ICMP6 packets to the pinger service.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2014-7141?
CVE-2014-7141 is a medium-severity denial of service vulnerability in Squid-Cache Squid, published on 26 Nov 2014. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
The pinger in Squid 3.x before 3.4.8 allows remote attackers to obtain sensitive information or cause a denial of service (out-of-bounds read and crash) via a crafted type in an (1) ICMP or (2) ICMP6 packet.
Weakness: CWE-19
Which versions are affected by CVE-2014-7141?
It affects 1 product.
Products include Squid-Cache Squid.
How do I fix CVE-2014-7141?
Upgrade to a fixed version.
Upgrade, then put limits on request size, rate and nesting depth so one client cannot exhaust the service. More about Denial of service.
Is CVE-2014-7141 being exploited?
There is no known exploitation of CVE-2014-7141 in the wild and no public exploit code.
Other vulnerabilities in Squid-Cache Squid
- CVE-2025-62168 Squid vulnerable to information disclosure via authentication credential leakage in error handling
- CVE-2025-54574 Squid's URN Handling can lead to Buffer Overflow
- CVE-2026-33526 Squid vulnerable to Denial of Service in ICP Request handling
- CVE-2026-32748 Squid has Denial of Service in ICP Response handling
- CVE-2023-50269 SQUID-2023:10 Denial of Service in HTTP Request parsing
Sources
Also known as DEBIAN-CVE-2014-7141, GHSA-2vjp-6qwj-v6m6, UBUNTU-CVE-2014-7141.