CVE-2013-1418: debian debian_linux NULL Pointer Dereference
Vulnerability summary
CVE-2013-1418 is a medium (CVSS 4.3) NULL Pointer Dereference vulnerability in debian debian_linux. EPSS estimates a 5.51% chance of exploitation in the next 30 days, higher than 92.8% of scored vulnerabilities.
Not severe (CVSS 4.3, network access); no exploitation reported by the 5 checked sources
Source freshness unavailable
How is this decided?Advisory lineage
Upstream 0 · Downstream 6 · Related 2Timeline
- 16-11-2013PublishedVulnerability first disclosed.
- 06-08-2024Last modifiedVulnerability information updated.
Description
The setup_server_realm function in main.c in the Key Distribution Center (KDC) in MIT Kerberos 5 (aka krb5) before 1.10.7, when multiple realms are configured, allows remote attackers to cause a denial of service (NULL pointer dereference and daemon crash) via a crafted request.
CVSS metrics
1 score · 1 source · 1 versionEPSS trend
Probability
5.51%
Chance of exploitation in the next 30 days
Percentile
93%
Versus all other CVEs
30-day change
No change 0.00 pp
From 5.51% on 04-10-2026
Known exploited
Compare KEV catalogs
CISA KEVNot in the CISA KEV catalog.
ENISA CNWNot in the ENISA CNW catalog.
CIRCLNot in the CIRCL catalog.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root causeAffected systems
Known conditions: network-reachable, no authentication (CVSS vector). Other conditions: not stated in public data.
Debian2 products
- krb5< 1.11.3+dfsg-3+nmu1
- debian_linuxEOL7.0
Mageia1 product
- krb5< 1.9.2-2.7.mga2
Mit1 product
- kerberos_5< 1.10.7
Opensuse1 product
- opensuseEOL11.4 | 12.2 | 12.3 | 13.1
Ubuntu1 product
- krb5< 1.12+dfsg-2ubuntu4
5 vendors · 6 products
References
18 links- lists.opensuse.org/opensuse-updates/2013-11/msg00082.htmlVendor AdvisoryX Refsource SUSEMailing ListThird Party Advisory
lists.debian.org/debian-lts-announce/2018/01/msg00040.htmlMailing ListX Refsource MLISTThird Party Advisory- github.com/krb5/krb5/commit/c2ccf4197f697c4ff143b8a786acdd875e70a89dX Refsource CONFIRMPatchThird Party Advisory
- lists.opensuse.org/opensuse-updates/2013-11/msg00086.htmlVendor AdvisoryX Refsource SUSEMailing ListThird Party Advisory
- lists.opensuse.org/opensuse-updates/2013-12/msg00026.htmlVendor AdvisoryX Refsource SUSEMailing ListThird Party Advisory