# CVE-2014-2576: Security feature bypass in n/a

> Claws Mail disables SSL host verification, allowing remote attackers to perform man-in-the-middle attacks and spoof servers.

- **Severity:** Medium 6.8 (`AV:N/AC:M/Au:N/C:P/I:P/A:P`)
- **Exploited in the wild:** Not known
- **Login needed:** Not needed
- **Attackable:** Over the internet
- **Victim action needed:** A user has to click or open something
- **Fix available:** Yes
- **Published:** 15 Oct 2014
- **Updated:** 6 Aug 2024
- **Also known as:** DEBIAN-CVE-2014-2576, GHSA-fc99-wqm7-mj5r, MGASA-2014-0449

## What is CVE-2014-2576?

CVE-2014-2576 is a medium-severity vulnerability in Opensuse Opensuse, published on 15 Oct 2014. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.

### Official description

plugins/rssyl/feed.c in Claws Mail before 3.10.0 disables the CURLOPT_SSL_VERIFYHOST check for CN or SAN host name fields, which makes it easier for remote attackers to spoof servers and conduct man-in-the-middle (MITM) attacks.

Weakness: CWE-310

## Which versions are affected by CVE-2014-2576?

It affects 2 products.


Products: Claws-Mail Claws-Mail, Opensuse Opensuse.

## How do I fix CVE-2014-2576?

Upgrade to a fixed version.

## Is CVE-2014-2576 being exploited?

There is no known exploitation of CVE-2014-2576 in the wild and no public exploit code.

## Other vulnerabilities in Opensuse Opensuse

- [CVE-2020-15917](https://insights.sbomify.com/CVE-2020-15917/): Security feature bypass in n/a (critical 9.8)
- [CVE-2020-16094](https://insights.sbomify.com/CVE-2020-16094/): Denial of service in n/a (high 7.5)
- [CVE-2015-8614](https://insights.sbomify.com/CVE-2015-8614/): Memory corruption in n/a (high 7.3)
- [CVE-2015-8708](https://insights.sbomify.com/CVE-2015-8708/): Memory corruption in n/a (high 7.3)
- [CVE-2021-37746](https://insights.sbomify.com/CVE-2021-37746/): Open redirect in n/a (medium 6.1)

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2014-2576 and fix it if it is affected.

What it is: CVE-2014-2576 is a medium-severity vulnerability in Opensuse Opensuse, published on 15 Oct 2014. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.
Exploitation: There is no known exploitation of CVE-2014-2576 in the wild and no public exploit code.

Affected product: Opensuse Opensuse. 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-2014-2576/ (Markdown: https://insights.sbomify.com/CVE-2014-2576/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2014-2576
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2014-2576
- OSV: https://osv.dev/vulnerability/CVE-2014-2576

---
From sbomify Insights: https://insights.sbomify.com/CVE-2014-2576/
Summaries are generated and may contain mistakes; the official description above is the record.