CVSS Meta Temp Score | Current Exploit Price (≈) | CTI Interest Score |
---|---|---|
5.1 | $0-$5k | 0.00 |
A vulnerability was found in CMU Cyrus-SASL up to 2.1.26. It has been declared as problematic. Affected by this vulnerability is the function crypt
. The manipulation with an unknown input leads to a numeric error vulnerability. The CWE definition for the vulnerability is CWE-189. As an impact it is known to affect availability. The summary by CVE is:
Cyrus SASL 2.1.23, 2.1.26, and earlier does not properly handle when a NULL value is returned upon an error by the crypt function as implemented in glibc 2.17 and later, which allows remote attackers to cause a denial of service (thread crash and consumption) via (1) an invalid salt or, when FIPS-140 is enabled, a (2) DES or (3) MD5 encrypted password, which triggers a NULL pointer dereference.
The weakness was published 10/26/2013 as confirmed git commit (GIT Repository). The advisory is shared at git.cyrusimap.org. This vulnerability is known as CVE-2013-4122 since 06/12/2013. The attack can be launched remotely. The exploitation doesn't need any form of authentication. Technical details are known, but no exploit is available.
The vulnerability scanner Nessus provides a plugin with the ID 69538 (GLSA-201309-01 : Cyrus-SASL: Denial of Service), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Gentoo Local Security Checks.
Applying a patch is able to eliminate this problem. The bugfix is ready for download at git.cyrusimap.org.
The vulnerability is also documented in the databases at X-Force (85628) and Tenable (69538).
Product
Vendor
Name
Version
CPE 2.3
CPE 2.2
CVSSv4
VulDB CVSS-B Score: 🔍VulDB CVSS-BT Score: 🔍
VulDB Vector: 🔍
VulDB Reliability: 🔍
CVSSv3
VulDB Meta Base Score: 5.3VulDB Meta Temp Score: 5.1
VulDB Base Score: 5.3
VulDB Temp Score: 5.1
VulDB Vector: 🔍
VulDB Reliability: 🔍
CVSSv2
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍
NVD Base Score: 🔍
Exploiting
Class: Numeric errorCWE: CWE-189
ATT&CK: Unknown
Local: No
Remote: Yes
Availability: 🔍
Status: Not defined
EPSS Score: 🔍
EPSS Percentile: 🔍
Price Prediction: 🔍
Current Price Estimation: 🔍
0-Day | unlock | unlock | unlock | unlock |
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Today | unlock | unlock | unlock | unlock |
Nessus ID: 69538
Nessus Name: GLSA-201309-01 : Cyrus-SASL: Denial of Service
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Port: 🔍
OpenVAS ID: 703368
OpenVAS Name: Debian Security Advisory DSA 3368-1 (cyrus-sasl2 - security update)
OpenVAS File: 🔍
OpenVAS Family: 🔍
Threat Intelligence
Interest: 🔍Active Actors: 🔍
Active APT Groups: 🔍
Countermeasures
Recommended: PatchStatus: 🔍
0-Day Time: 🔍
Patch: git.cyrusimap.org
Timeline
06/12/2013 🔍07/12/2013 🔍
07/12/2013 🔍
09/02/2013 🔍
09/10/2013 🔍
10/26/2013 🔍
10/26/2013 🔍
03/24/2015 🔍
01/09/2022 🔍
Sources
Advisory: USN-2755-1Status: Confirmed
Confirmation: 🔍
CVE: CVE-2013-4122 (🔍)
OVAL: 🔍
X-Force: 85628
Vulnerability Center: 41406 - Cyrus SASL Library 2.1.26 crypt() Function Remote Denial of Service Vulnerability due to NULL Pointer Dereference Error, Medium
SecurityFocus: 61164 - Cyrus SASL Library CVE-2013-4122 NULL Pointer Dereference Denial of Service Vulnerability
Entry
Created: 03/24/2015 15:54Updated: 01/09/2022 01:04
Changes: 03/24/2015 15:54 (63), 05/10/2017 17:45 (9), 01/09/2022 00:50 (3), 01/09/2022 01:04 (1)
Complete: 🔍
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