# 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.

- **Severity:** Medium 6.4 (`AV:N/AC:L/Au:N/C:P/I:N/A:P`)
- **Exploited in the wild:** Not known
- **Login needed:** Not needed
- **Attackable:** Over the internet
- **Victim action needed:** Not needed
- **Fix available:** Yes
- **Published:** 26 Nov 2014
- **Updated:** 6 Aug 2024
- **Also known as:** DEBIAN-CVE-2014-7141, GHSA-2vjp-6qwj-v6m6, UBUNTU-CVE-2014-7141

## 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: Squid-Cache Squid.

## How do I fix CVE-2014-7141?

Upgrade to a fixed version.

## 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](https://insights.sbomify.com/CVE-2025-62168/): Squid vulnerable to information disclosure via authentication credential leakage in error handling (critical 10.0)
- [CVE-2025-54574](https://insights.sbomify.com/CVE-2025-54574/): Squid's URN Handling can lead to Buffer Overflow (critical 9.3)
- [CVE-2026-33526](https://insights.sbomify.com/CVE-2026-33526/): Squid vulnerable to Denial of Service in ICP Request handling (critical 9.2)
- [CVE-2026-32748](https://insights.sbomify.com/CVE-2026-32748/): Squid has Denial of Service in ICP Response handling (high 8.7)
- [CVE-2023-50269](https://insights.sbomify.com/CVE-2023-50269/): SQUID-2023:10 Denial of Service in HTTP Request parsing (high 8.6)

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2014-7141 and fix it if it is affected.

What it is: 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.
Exploitation: There is no known exploitation of CVE-2014-7141 in the wild and no public exploit code.

Affected product: Squid-Cache Squid. No package-level version data is available, so check the vendor advisory linked from the reference page.

Task:
1. Search the dependency manifests and lockfiles (for example package.json, package-lock.json, requirements.txt, poetry.lock, uv.lock, pom.xml, build.gradle, go.mod, Cargo.lock, Gemfile.lock) and any Dockerfiles for the affected packages, including transitive dependencies.
2. If an affected version is in use, upgrade it to the fixed version for its release line with the project's package manager, so the lockfile is regenerated. Prefer the smallest upgrade that fixes it.
3. If there is no fix, or the upgrade would break the build, do not guess: explain the risk and the safest workaround instead.
4. Run the tests and summarise what changed and why.
5. If nothing in the project is affected, say so and change nothing.

Reference: https://insights.sbomify.com/CVE-2014-7141/ (Markdown: https://insights.sbomify.com/CVE-2014-7141/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2014-7141
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2014-7141
- OSV: https://osv.dev/vulnerability/CVE-2014-7141

---
From sbomify Insights: https://insights.sbomify.com/CVE-2014-7141/
Summaries are generated and may contain mistakes; the official description above is the record.