plugins/kdb/ldap/libkdb_ldap/ldap_principal2.c in MIT Kerberos 5 (aka krb5) 1.12.x and 1.13.x before 1.13.1, when the KDC uses LDAP, allows remote authenticated users to cause a denial of service (NULL pointer dereference and daemon crash) by creating a database entry for a keyless principal, as demonstrated by a kadmin "add_principal -nokey" or "purgekeys -all" command.
Conclusion & alert: CVE-2014-5354 is rated Moderate Risk (41.3/100): CVSS Low severity, with medium exploitation likelihood (EPSS 1.74%). Core evidence: EPSS rose +1.20% over the last day, indicating growing attacker interest. Mandatory action: Review affected assets and schedule remediation.
Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.
EPSS lead: Daily EPSS estimates relative likelihood of exploitation; percentile ranks this CVE among scored vulnerabilities (higher = more severe relative rank).
| # | Date | Old EPSS score | New EPSS score | Delta (New - Old) |
|---|---|---|---|---|
| 1 | 2026-06-15 | 0.54% | 1.74% | +1.20% |
| 2 | 2025-11-09 | 0.56% | 0.54% | -0.02% |
| 3 | 2025-03-30 | — | 0.56% | — |
Full EPSS history (7 records total)
CVSS metrics for this CVE.
| Base score | Version | Severity | Vector | Exploitability | Impact | Score source |
|---|---|---|---|---|---|---|
| 3.5 | 2.0 | LOW |
|
6.8 | 2.9 | [email protected] |
| vendor | priority | summary | link |
|---|---|---|---|
debian
|
not yet assigned | CVE-2014-5354 not yet assigned priority: Debian including 1 source packages (krb5), 5 status rows across 5 suites (bookworm, bullseye, forky, sid, trixie): resolved 5. | https://security-tracker.debian.org/tracker/CVE-2014-5354 |
redhat
|
medium | — | https://access.redhat.com/security/cve/CVE-2014-5354 |
suse
|
low | CVE-2014-5354 severity low: SUSE including 389 source package names (amazon/suse-sles-15-sp1-chost-byos-v20210304-hvm-ssd-x86_64, amazon/suse-sles-15-sp1-chost-byos-v20220127-hvm-ssd-x86_64, …), 611 product×package rows across 74 product lines (HPE Helion OpenStack 8, SUSE Linux Enterprise Desktop 11 SP3, … (74 product lines)): Fixed 338, Known Affected 157, Known Not Affected 116. | https://www.suse.com/security/cve/CVE-2014-5354/ |
ubuntu
|
low | CVE-2014-5354 low priority: Ubuntu including 1 source packages (krb5), 5 status rows across 5 suites (lucid, precise, trusty, upstream, utopic): released 5. | https://ubuntu.com/security/CVE-2014-5354 |
: <a href="http://cwe.mitre.org/data/definitions/476.html">CWE-476: NULL Pointer Dereference</a>
| Vendor | Product | Version | Raw CPE |
|---|---|---|---|
| mit | kerberos | 5_1.13 | cpe:2.3:a:mit:kerberos:5_1.13:*:*:*:*:*:*:* |
| mit | kerberos_5 | 1.12 | cpe:2.3:a:mit:kerberos_5:1.12:*:*:*:*:*:*:* |
| mit | kerberos_5 | 1.12.1 | cpe:2.3:a:mit:kerberos_5:1.12.1:*:*:*:*:*:*:* |
| mit | kerberos_5 | 1.12.2 | cpe:2.3:a:mit:kerberos_5:1.12.2:*:*:*:*:*:*:* |