Back
CVE-2011-1530
The process_tgs_req function in do_tgs_req.c in the Key Distribution Center (KDC) in MIT Kerberos 5 (aka krb5) 1.9 through 1.9.2 allows…
Medium6.8EPSS 2.4%
- Published
- Updated
- Reserved
- Assigned by
- mitre
Description
The process_tgs_req function in do_tgs_req.c in the Key Distribution Center (KDC) in MIT Kerberos 5 (aka krb5) 1.9 through 1.9.2 allows remote authenticated users to cause a denial of service (NULL pointer dereference and daemon crash) via a crafted TGS request that triggers an error other than the KRB5_KDB_NOENTRY error.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 2.0 | Medium6.8 | AV:N/AC:L/Au:S/C:N/I:N/A:C |
- EPSS (exploitation in 30 days)
- 2.4% · top 16% of all CVEs (2 Nov 2026)
Loading the EPSS history…
The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 6.8.
Weakness
Affected products
n/a
- affected n/a
References (8)
- 47124 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
- kerberos-processtgsreq-dos(71655) (opens in a new tab)vdb-entryx_refsource_XFx_transferred
- 50929 (opens in a new tab)vdb-entryx_refsource_BIDx_transferred
- RHSA-2011:1790 (opens in a new tab)vendor-advisoryx_refsource_REDHATx_transferred
- http://web.mit.edu/kerberos/advisories/MITKRB5-SA-2011-007.txt (opens in a new tab)x_refsource_CONFIRMx_transferred
- MDVSA-2011:184 (opens in a new tab)vendor-advisoryx_refsource_MANDRIVAx_transferred
- 1026374 (opens in a new tab)vdb-entryx_refsource_SECTRACKx_transferred
- 20111206 MITKRB5-SA-2011-007 KDC null pointer dereference in TGS handling [CVE-2011-1530] (opens in a new tab)mailing-listx_refsource_BUGTRAQx_transferred
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Record last updated .