mcrypt 2.6.4/2.6.5/2.6.6/2.6.7/2.6.8 memory corruption

CVSS Meta Temp Score
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CTI Interest Score
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7.3$0-$5k0.00

Summaryinfo

A vulnerability, which was classified as critical, has been found in mcrypt 2.6.4/2.6.5/2.6.6/2.6.7/2.6.8. The impacted element is an unknown function. Performing a manipulation results in memory corruption. This vulnerability is known as CVE-2012-4527. No exploit is available.

Detailsinfo

A vulnerability was found in mcrypt 2.6.4/2.6.5/2.6.6/2.6.7/2.6.8. It has been classified as critical. This affects an unknown functionality. The manipulation with an unknown input leads to a memory corruption vulnerability. CWE is classifying the issue as CWE-119. The product performs operations on a memory buffer, but it can read from or write to a memory location that is outside of the intended boundary of the buffer. This is going to have an impact on confidentiality, integrity, and availability. The summary by CVE is:

Stack-based buffer overflow in mcrypt 2.6.8 and earlier allows user-assisted remote attackers to cause a denial of service (crash) and possibly execute arbitrary code via a long file name. NOTE: it is not clear whether this is a vulnerability.

The weakness was published 11/21/2012 as Bug 867790 as not defined bug report (Bugzilla). It is possible to read the advisory at bugzilla.redhat.com. This vulnerability is uniquely identified as CVE-2012-4527 since 08/21/2012. It is possible to initiate the attack remotely. No form of authentication is needed for exploitation. The technical details are unknown and an exploit is not publicly available.

The vulnerability scanner Nessus provides a plugin with the ID 74803 (openSUSE Security Update : mcrypt (openSUSE-SU-2012:1440-1)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family SuSE Local Security Checks.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

The vulnerability is also documented in the databases at Tenable (74803), SecurityFocus (BID 56114†) and Vulnerability Center (SBV-37186†). Similar entries are available at VDB-63014 and VDB-63013. Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.3
VulDB Meta Temp Score: 7.3

VulDB Base Score: 7.3
VulDB Temp Score: 7.3
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Memory corruption
CWE: CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 74803
Nessus Name: openSUSE Security Update : mcrypt (openSUSE-SU-2012:1440-1)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Port: 🔍

OpenVAS ID: 864853
OpenVAS Name: Fedora Update for mcrypt FEDORA-2012-17290
OpenVAS File: 🔍
OpenVAS Family: 🔍

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

08/21/2012 🔍
10/18/2012 +58 days 🔍
10/18/2012 +0 days 🔍
11/13/2012 +26 days 🔍
11/21/2012 +8 days 🔍
11/21/2012 +0 days 🔍
06/13/2014 +569 days 🔍
03/24/2015 +284 days 🔍
12/20/2021 +2463 days 🔍

Sourcesinfo

Advisory: Bug 867790
Status: Not defined

CVE: CVE-2012-4527 (🔍)
GCVE (CVE): GCVE-0-2012-4527
GCVE (VulDB): GCVE-100-63015
SecurityFocus: 56114 - Mcrypt Stack Buffer Overflow Vulnerability
Vulnerability Center: 37186 - Mcrypt 2.6.8 and Earlier Remote Arbitrary Code Execution Vulnerability, Medium

See also: 🔍

Entryinfo

Created: 03/24/2015 12:22
Updated: 12/20/2021 09:56
Changes: 03/24/2015 12:22 (64), 04/21/2017 11:04 (3), 12/20/2021 09:56 (3)
Complete: 🔍
Cache ID: 216:E83:103

Be aware that VulDB is the high quality source for vulnerability data.

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