CVE-2014-5353

Kerberos 5 vulnerability

CVSS

3.5

EPSS

5.0%

EPSS pct

91th

Exploited

No known

The krb5_ldap_get_password_policy_from_dn function in plugins/kdb/ldap/libkdb_ldap/ldap_pwd_policy.c in MIT Kerberos 5 (aka krb5) before 1.13.1, when the KDC uses LDAP, allows remote authenticated users to cause a denial of service (daemon crash) via a successful LDAP query with no results, as demonstrated by using an incorrect object type for a password policy.

Affected vendor

Mit

Affected product

Kerberos 5

CVSS vector

AV:N/AC:M/Au:S/C:N/I:N/A:P

Weakness type (CWE)

CWE-476 — NULL Pointer Dereference

Published

2014-12-16

Risk analysis

Based on its CVSS vector, this vulnerability is exploitable over the network, medium attack complexity, requiring single-factor authentication. Successful exploitation leads to partial impact to availability.

Its EPSS score of 5.0% reflects a lower probability of exploitation activity in the wild over the next 30 days, placing it above 91% of all scored CVEs.

Check your external exposure to CVE-2014-5353

Confirm whether Mit Kerberos 5 is running on any internet-facing host or subdomain.
Match discovered service fingerprints against the version affected by CVE-2014-5353.
Prioritise remediation if the asset is public, business-critical, or near authentication/payment flows.

How ThreatPort helps with CVE-2014-5353

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