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CVE-2013-1415

16
FAUCET Score

CVE-2013-1415 describes a denial-of-service vulnerability in the PKINIT implementation of MIT Kerberos 5 (versions prior to 1.10.4 and 1.11.1). A remote attacker can exploit this by sending a malformed AS-REQ request, leading to a NULL pointer dereference and KDC daemon crash. The vulnerability has a CVSS score of 5.0, indicating a medium severity. It is easily exploitable over the network with low attack complexity and no authentication required, resulting in a partial availability impact. There is no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
< 1.10.4CPE matchmatch criteria
cpe:2.3:a:mit:kerberos_5:*:*:*:*:*:*:*:*
1.11CPE matchmatch criteria
cpe:2.3:a:mit:kerberos_5:1.11:*:*:*:*:*:*:*
11.4CPE matchmatch criteria
cpe:2.3:o:opensuse:opensuse:11.4:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 2.0

5.0MEDIUM

AV:N/AC:L/Au:N/C:N/I:N/A:P

Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
PARTIAL
Access Vector
NETWORK
Access Complexity
LOW
Authentication
NONE
Exploitability Score
10.0
Impact Score
2.9
CvssVersion
2.0

Exploit Intelligence

EPSS Score
3.66%
Probability of exploitation in next 30 days
EPSS Percentile
88.5%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0366 is in the 85th percentile among its peer group of 23,705 CVEs.

Social Chatter

No social media mentions found for this CVE.

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.4 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.0 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (2)

github_advisorypatch availablevia nvd_reference
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 6Fixed in: krb5-0:1.10.3-10.el6_4.1
View patch

Vendor Advisories (1)

redhatCVE-2013-1415Moderate

krb5: PKINIT null pointer deref leads to DoS (pkinit_check_kdc_pkid())

Feb 15, 2013

References

krbdev.mit.edu / rt/Ticket/Display.html
Vendor Advisory
krbdev.mit.edu / rt/Ticket/Display.html
Vendor Advisory
lists.opensuse.org / opensuse-updates/2013-03/msg00090.html
Mailing ListThird Party Advisory
secunia.com / advisories/55040
Third Party Advisory
github.com / krb5/krb5/commit/f249555301940c6df3a2cdda13b56b5674eebc2e
PatchThird Party Advisory
web.mit.edu / kerberos/www/krb5-1.10
Release NotesVendor Advisory
web.mit.edu / kerberos/www/krb5-1.11
Release NotesVendor Advisory
mandriva.com / security/advisories
Third Party Advisory