Vulnerability Details : CVE-2016-3119
The process_db_args function in plugins/kdb/ldap/libkdb_ldap/ldap_principal2.c in the LDAP KDB module in kadmind in MIT Kerberos 5 (aka krb5) through 1.13.4 and 1.14.x through 1.14.1 mishandles the DB argument, which allows remote authenticated users to cause a denial of service (NULL pointer dereference and daemon crash) via a crafted request to modify a principal.
Vulnerability category: Memory CorruptionDenial of service
Products affected by CVE-2016-3119
- cpe:2.3:a:mit:kerberos_5:1.5.2:*:*:*:*:*:*:*
- cpe:2.3:a:mit:kerberos_5:1.0:*:*:*:*:*:*:*
- cpe:2.3:a:mit:kerberos_5:1.1.1:*:*:*:*:*:*:*
- cpe:2.3:a:mit:kerberos_5:1.1:*:*:*:*:*:*:*
- cpe:2.3:a:mit:kerberos_5:1.2.1:*:*:*:*:*:*:*
- cpe:2.3:a:mit:kerberos_5:1.2.2:*:*:*:*:*:*:*
- cpe:2.3:a:mit:kerberos_5:1.2:*:*:*:*:*:*:*
- cpe:2.3:a:mit:kerberos_5:1.2.3:*:*:*:*:*:*:*
- cpe:2.3:a:mit:kerberos_5:1.2.4:*:*:*:*:*:*:*
- cpe:2.3:a:mit:kerberos_5:1.2.5:*:*:*:*:*:*:*
- cpe:2.3:a:mit:kerberos_5:1.2.6:*:*:*:*:*:*:*
- cpe:2.3:a:mit:kerberos_5:1.2.7:*:*:*:*:*:*:*
- cpe:2.3:a:mit:kerberos_5:1.3:alpha1:*:*:*:*:*:*
- cpe:2.3:a:mit:kerberos_5:1.0.6:*:*:*:*:*:*:*
- cpe:2.3:a:mit:kerberos_5:1.2:beta1:*:*:*:*:*:*
- cpe:2.3:a:mit:kerberos_5:1.3:*:*:*:*:*:*:*
- cpe:2.3:a:mit:kerberos_5:1.2:beta2:*:*:*:*:*:*
- cpe:2.3:a:mit:kerberos_5:1.3.3:*:*:*:*:*:*:*
- cpe:2.3:a:mit:kerberos_5:1.2.8:*:*:*:*:*:*:*
- cpe:2.3:a:mit:kerberos_5:1.3.1:*:*:*:*:*:*:*
- cpe:2.3:a:mit:kerberos_5:1.3.4:*:*:*:*:*:*:*
- cpe:2.3:a:mit:kerberos_5:1.3.2:*:*:*:*:*:*:*
- cpe:2.3:a:mit:kerberos_5:1.3.5:*:*:*:*:*:*:*
- cpe:2.3:a:mit:kerberos_5:1.4.1:*:*:*:*:*:*:*
- cpe:2.3:a:mit:kerberos_5:1.3.6:*:*:*:*:*:*:*
- cpe:2.3:a:mit:kerberos_5:1.4:*:*:*:*:*:*:*
- cpe:2.3:a:mit:kerberos_5:1.4.2:*:*:*:*:*:*:*
- cpe:2.3:a:mit:kerberos_5:1.4.3:*:*:*:*:*:*:*
- cpe:2.3:a:mit:kerberos_5:1.5:*:*:*:*:*:*:*
- cpe:2.3:a:mit:kerberos_5:1.4.4:*:*:*:*:*:*:*
- cpe:2.3:a:mit:kerberos_5:1.5.1:*:*:*:*:*:*:*
- cpe:2.3:a:mit:kerberos_5:1.6:*:*:*:*:*:*:*
- cpe:2.3:a:mit:kerberos_5:1.6.1:*:*:*:*:*:*:*
- cpe:2.3:a:mit:kerberos_5:1.6.2:*:*:*:*:*:*:*
- cpe:2.3:a:mit:kerberos_5:1.5.3:*:*:*:*:*:*:*
- cpe:2.3:a:mit:kerberos_5:1.7:*:*:*:*:*:*:*
- cpe:2.3:a:mit:kerberos_5:1.7.1:*:*:*:*:*:*:*
- cpe:2.3:a:mit:kerberos_5:1.8:*:*:*:*:*:*:*
- cpe:2.3:a:mit:kerberos_5:1.8.3:*:*:*:*:*:*:*
- cpe:2.3:a:mit:kerberos_5:1.8.1:*:*:*:*:*:*:*
- cpe:2.3:a:mit:kerberos_5:1.8.2:*:*:*:*:*:*:*
- cpe:2.3:a:mit:kerberos_5:1.9:*:*:*:*:*:*:*
- cpe:2.3:a:mit:kerberos_5:1.9.1:*:*:*:*:*:*:*
- cpe:2.3:a:mit:kerberos_5:1.8.4:*:*:*:*:*:*:*
- cpe:2.3:a:mit:kerberos_5:1.10:*:*:*:*:*:*:*
- cpe:2.3:a:mit:kerberos_5:1.10.1:*:*:*:*:*:*:*
- cpe:2.3:a:mit:kerberos_5:1.8.5:*:*:*:*:*:*:*
- cpe:2.3:a:mit:kerberos_5:1.8.6:*:*:*:*:*:*:*
- cpe:2.3:a:mit:kerberos_5:1.9.2:*:*:*:*:*:*:*
- cpe:2.3:a:mit:kerberos_5:1.9.3:*:*:*:*:*:*:*
- cpe:2.3:a:mit:kerberos_5:1.10.2:*:*:*:*:*:*:*
- cpe:2.3:a:mit:kerberos_5:1.9.4:*:*:*:*:*:*:*
- 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:*:*:*:*:*:*:*
- cpe:2.3:a:mit:kerberos_5:1.10.4:*:*:*:*:*:*:*
- cpe:2.3:a:mit:kerberos_5:1.10.3:*:*:*:*:*:*:*
- cpe:2.3:a:mit:kerberos_5:1.11.4:*:*:*:*:*:*:*
- cpe:2.3:a:mit:kerberos_5:1.11.5:*:*:*:*:*:*:*
- cpe:2.3:a:mit:kerberos_5:1.12:*:*:*:*:*:*:*
- cpe:2.3:a:mit:kerberos_5:1.12.1:*:*:*:*:*:*:*
- cpe:2.3:a:mit:kerberos_5:1.12.2:*:*:*:*:*:*:*
- cpe:2.3:a:mit:kerberos_5:1.13:*:*:*:*:*:*:*
- cpe:2.3:a:mit:kerberos_5:1.13.1:*:*:*:*:*:*:*
- cpe:2.3:a:mit:kerberos_5:1.12.3:*:*:*:*:*:*:*
- cpe:2.3:a:mit:kerberos_5:1.14:beta2:*:*:*:*:*:*
- cpe:2.3:a:mit:kerberos_5:1.14:beta1:*:*:*:*:*:*
- cpe:2.3:a:mit:kerberos_5:1.14:alpha1:*:*:*:*:*:*
- cpe:2.3:a:mit:kerberos_5:1.13.3:*:*:*:*:*:*:*
- cpe:2.3:a:mit:kerberos_5:1.13.2:*:*:*:*:*:*:*
- cpe:2.3:a:mit:kerberos_5:1.14.0:*:*:*:*:*:*:*
- cpe:2.3:a:mit:kerberos_5:1.13.4:*:*:*:*:*:*:*
- cpe:2.3:a:mit:kerberos_5:1.14.1:*:*:*:*:*:*:*
- cpe:2.3:o:opensuse:opensuse:13.2:*:*:*:*:*:*:*
- cpe:2.3:o:opensuse:leap:42.1:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2016-3119
5.93%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 94 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2016-3119
| 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 | |
|
5.3
|
MEDIUM | CVSS:3.0/AV:N/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H |
1.6
|
3.6
|
NIST |
References for CVE-2016-3119
-
http://rhn.redhat.com/errata/RHSA-2016-2591.html
RHSA-2016:2591 - Security Advisory - Red Hat Customer Portal
-
http://www.securitytracker.com/id/1035399
Kerberos Kadmind Null Pointer Dereference in process_db_args() Lets Remote Authenticated Users Execute Arbitrary Code on the Target System - SecurityTrackerThird Party Advisory;VDB Entry
-
https://github.com/krb5/krb5/commit/08c642c09c38a9c6454ab43a9b53b2a89b9eef99
Fix LDAP null deref on empty arg [CVE-2016-3119] · krb5/krb5@08c642c · GitHubPatch
-
http://www.securityfocus.com/bid/85392
MIT Kerberos 5 CVE-2016-3119 NULL Pointer Dereference Remote Denial of Service VulnerabilityThird Party Advisory;VDB Entry
-
http://lists.opensuse.org/opensuse-updates/2016-04/msg00007.html
openSUSE-SU-2016:0947-1: moderate: Security update for krb5Third Party Advisory
-
http://lists.opensuse.org/opensuse-updates/2016-04/msg00055.html
openSUSE-SU-2016:1072-1: moderate: Security update for krb5Third Party Advisory
-
https://lists.debian.org/debian-lts-announce/2018/01/msg00040.html
[SECURITY] [DLA 1265-1] krb5 security update
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