Vulnerability Summary for CVE-2016-3119
Original release date: 03/25/2016
Last revised: 03/28/2016
Source: US-CERT/NIST
Overview
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.
Description
CWE-476: NULL Pointer Dereference
Impact
CVSS Severity (version 3.0):
CVSS v3 Base Score: 5.3 Medium
Vector: CVSS:3.0/AV:N/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H
Impact Score: 3.6
Exploitability Score: 1.6
CVSS Version 3 Metrics:
Attack Vector (AV): Network
Attack Complexity (AC): High
Privileges Required (PR): Low
User Interaction (UI): None
Scope (S): Unchanged
Confidentiality (C): None
Integrity (I): None
Availability (A): High
CVSS Severity (version 2.0):
CVSS v2 Base Score: 3.5 LOW
Vector: (AV:N/AC:M/Au:S/C:N/I:N/A:P) (legend)
Impact Subscore: 2.9
Exploitability Subscore: 6.8
CVSS Version 2 Metrics:
Access Vector: Network exploitable
Access Complexity: Medium
Authentication: Required to exploit
Impact Type: Allows disruption of service
References to Advisories, Solutions, and Tools
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External Source: CONFIRM
Name: https://github.com/krb5/krb5/commit/08c642c09c38a9c6454ab43a9b53b2a89b9eef99
Type: Patch Information
Hyperlink: https://github.com/krb5/krb5/commit/08c642c09c38a9c6454ab43a9b53b2a89b9eef99
Vulnerable software and versions
+ Configuration 1+ OR* cpe:/a:mit:kerberos:5-1.13.3
* cpe:/a:mit:kerberos:5-1.14.0* cpe:/a:mit:kerberos:5-1.13.4
* cpe:/a:mit:kerberos:5_1.3.3
* cpe:/a:mit:kerberos:5_1.2:beta2
* cpe:/a:mit:kerberos:5_1.2:beta1
* cpe:/a:mit:kerberos:5_1.1.1
* cpe:/a:mit:kerberos:5_1.1
* cpe:/a:mit:kerberos:5_1.0.6
* cpe:/a:mit:kerberos:5_1.0
* cpe:/a:mit:kerberos:5-1.9.4
* cpe:/a:mit:kerberos:5-1.9.3
* cpe:/a:mit:kerberos:5-1.9.2
* cpe:/a:mit:kerberos:5-1.9.1
* cpe:/a:mit:kerberos:5-1.9
* cpe:/a:mit:kerberos:5-1.8.6
* cpe:/a:mit:kerberos:5-1.8.5
* cpe:/a:mit:kerberos:5-1.8.4
* cpe:/a:mit:kerberos:5-1.8.3
* cpe:/a:mit:kerberos:5-1.8.2
* cpe:/a:mit:kerberos:5-1.8.1
* cpe:/a:mit:kerberos:5-1.8
* cpe:/a:mit:kerberos:5-1.7.1
* cpe:/a:mit:kerberos:5-1.7
* cpe:/a:mit:kerberos:5-1.6.2
* cpe:/a:mit:kerberos:5-1.6.1
* cpe:/a:mit:kerberos:5-1.6
* cpe:/a:mit:kerberos:5-1.5.3
* cpe:/a:mit:kerberos:5-1.5.2
* cpe:/a:mit:kerberos:5-1.5.1
* cpe:/a:mit:kerberos:5-1.5
* cpe:/a:mit:kerberos:5-1.4.4
* cpe:/a:mit:kerberos:5-1.4.3
* cpe:/a:mit:kerberos:5-1.4.2
* cpe:/a:mit:kerberos:5-1.4.1
* cpe:/a:mit:kerberos:5-1.4
* cpe:/a:mit:kerberos:5-1.3.6
* cpe:/a:mit:kerberos:5-1.3.5
* cpe:/a:mit:kerberos:5-1.3.4
* cpe:/a:mit:kerberos:5-1.3.3
* cpe:/a:mit:kerberos:5-1.3.2
* cpe:/a:mit:kerberos:5-1.3.1
* cpe:/a:mit:kerberos:5-1.3:alpha1
* cpe:/a:mit:kerberos:5-1.3
* cpe:/a:mit:kerberos:5-1.2.8
* cpe:/a:mit:kerberos:5-1.2.7
* cpe:/a:mit:kerberos:5-1.2.6
* cpe:/a:mit:kerberos:5-1.2.5
* cpe:/a:mit:kerberos:5-1.2.4
* cpe:/a:mit:kerberos:5-1.2.3
* cpe:/a:mit:kerberos:5-1.2.2
* cpe:/a:mit:kerberos:5-1.2.1
* cpe:/a:mit:kerberos:5-1.2
* cpe:/a:mit:kerberos:5-1.14:beta2
* cpe:/a:mit:kerberos:5-1.14:beta1
* cpe:/a:mit:kerberos:5-1.14:alpha1
* cpe:/a:mit:kerberos:5-1.14.1
* cpe:/a:mit:kerberos:5-1.13.2
* cpe:/a:mit:kerberos:5-1.13.1
* cpe:/a:mit:kerberos:5-1.13
* cpe:/a:mit:kerberos:5-1.12.3
* cpe:/a:mit:kerberos:5-1.12.2
* cpe:/a:mit:kerberos:5-1.12.1
* cpe:/a:mit:kerberos:5-1.12
* cpe:/a:mit:kerberos:5-1.11.5
* cpe:/a:mit:kerberos:5-1.11.4
* cpe:/a:mit:kerberos:5-1.11.3
* cpe:/a:mit:kerberos:5-1.11.2
* cpe:/a:mit:kerberos:5-1.11.1
* cpe:/a:mit:kerberos:5-1.11
* cpe:/a:mit:kerberos:5-1.10.4
* cpe:/a:mit:kerberos:5-1.10.3
* cpe:/a:mit:kerberos:5-1.10.2
* cpe:/a:mit:kerberos:5-1.10.1
* cpe:/a:mit:kerberos:5-1.10* cpe:/a:mit:kerberos:5-1.1
* Denotes Vulnerable Software
Changes related to vulnerability configurations
Technical Details
Vulnerability Type (View All)
-
Other (NVD-CWE-Other)
CVE Standard Vulnerability Entry http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2016-3119