Vulnerability Details : CVE-2013-1417
do_tgs_req.c in the Key Distribution Center (KDC) in MIT Kerberos 5 (aka krb5) 1.11 before 1.11.4, when a single-component realm name is used, allows remote authenticated users to cause a denial of service (daemon crash) via a TGS-REQ request that triggers an attempted cross-realm referral for a host-based service principal.
Vulnerability category: Input validationDenial of service
Products affected by CVE-2013-1417
- cpe:2.3:a:mit:kerberos_5:1.11.2:*:*:*:*:*:*:*
- cpe:2.3:a:mit:kerberos_5:1.11.1:*:*:*:*:*:*:*
- cpe:2.3:a:mit:kerberos_5:1.11:*:*:*:*:*:*:*
- cpe:2.3:a:mit:kerberos_5:1.11.3:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2013-1417
3.34%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 90 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2013-1417
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
3.5
|
LOW | AV:N/AC:M/Au:S/C:N/I:N/A:P |
6.8
|
2.9
|
NIST |
CWE ids for CVE-2013-1417
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The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly.Assigned by: nvd@nist.gov (Primary)
References for CVE-2013-1417
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http://web.mit.edu/kerberos/krb5-1.11/README-1.11.4.txt
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http://lists.opensuse.org/opensuse-updates/2013-12/msg00026.html
openSUSE-SU-2013:1833-1: moderate: update for krb5
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https://github.com/krb5/krb5/commit/4c023ba43c16396f0d199e2df1cfa59b88b62acc
KDC null deref due to referrals [CVE-2013-1417] · krb5/krb5@4c023ba · GitHubExploit;Patch
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https://bugzilla.redhat.com/show_bug.cgi?id=1030743
1030743 – (CVE-2013-1417) CVE-2013-1417 krb5: KDC null deref due to referrals
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