Back
CVE-2011-0283
The Key Distribution Center (KDC) in MIT Kerberos 5 (aka krb5) 1.9 allows remote attackers to cause a denial of service (NULL pointer…
Medium5.0EPSS 2.6%
- Published
- Updated
- Reserved
- Assigned by
- mitre
Description
The Key Distribution Center (KDC) in MIT Kerberos 5 (aka krb5) 1.9 allows remote attackers to cause a denial of service (NULL pointer dereference and daemon crash) via a malformed request packet that does not trigger a response packet.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 2.0 | Medium5.0 | AV:N/AC:L/Au:N/C:N/I:N/A:P |
- EPSS (exploitation in 30 days)
- 2.6% · top 15% 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 5.0.
Weakness
- n/a
Affected products
n/a
- affected n/a
References (7)
- 43260 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
- http://web.mit.edu/kerberos/advisories/MITKRB5-SA-2011-002.txt (opens in a new tab)x_refsource_CONFIRMx_transferred
- 20110208 MITKRB5-SA-2011-002 KDC denial of service attacks [CVE-2011-0281 CVE-2011-0282 CVE-2011-0283] (opens in a new tab)mailing-listx_refsource_BUGTRAQx_transferred
- 1025037 (opens in a new tab)vdb-entryx_refsource_SECTRACKx_transferred
- 46272 (opens in a new tab)vdb-entryx_refsource_BIDx_transferred
- 8073 (opens in a new tab)third-party-advisoryx_refsource_SREASONx_transferred
- ADV-2011-0330 (opens in a new tab)vdb-entryx_refsource_VUPENx_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 .