Lars Hjemli cgit up to 0.9.0.3 parsing.c substr memory corruption

CVSS Meta Temp Score
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CTI Interest Score
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6.0$0-$5k0.00

Summaryinfo

A vulnerability labeled as critical has been found in Lars Hjemli cgit. The impacted element is the function substr of the file parsing.c. Executing a manipulation can lead to memory corruption. The identification of this vulnerability is CVE-2012-4465. There is no exploit available.

Detailsinfo

A vulnerability was found in Lars Hjemli cgit. It has been declared as critical. This vulnerability affects the function substr of the file parsing.c. The manipulation with an unknown input leads to a memory corruption vulnerability. The CWE definition for the vulnerability is 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. As an impact it is known to affect confidentiality, integrity, and availability. CVE summarizes:

Heap-based buffer overflow in the substr function in parsing.c in cgit 0.9.0.3 and earlier allows remote authenticated users to cause a denial of service (crash) and possibly execute arbitrary code via an empty username in the "Author" field in a commit.

The weakness was shared 10/10/2012 by Jim Meyering as Bug 820733 as not defined bug report (Bugzilla). The advisory is available at bugzilla.redhat.com. This vulnerability was named CVE-2012-4465 since 08/21/2012. The exploitation appears to be easy. The attack can be initiated remotely. A single authentication is necessary for exploitation. Technical details are known, but there is no available exploit.

The vulnerability scanner Nessus provides a plugin with the ID 74798 (openSUSE Security Update : cgit (openSUSE-SU-2012:1421-1)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family SuSE Local Security Checks. The commercial vulnerability scanner Qualys is able to test this issue with plugin 165404 (SUSE Security Update for cgit (openSUSE-SU-2012:1422-1)).

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 (74798), SecurityFocus (BID 55724†), Secunia (SA50734†) and Vulnerability Center (SBV-37106†). The entry VDB-62898 is related to this item. If you want to get best quality of vulnerability data, you may have to visit VulDB.

Productinfo

Vendor

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.3
VulDB Meta Temp Score: 6.0

VulDB Base Score: 6.3
VulDB Temp Score: 6.0
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: 74798
Nessus Name: openSUSE Security Update : cgit (openSUSE-SU-2012:1421-1)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Port: 🔍

OpenVAS ID: 864893
OpenVAS Name: Fedora Update for cgit FEDORA-2012-18462
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Patch: git.zx2c4.com

Timelineinfo

08/21/2012 🔍
10/01/2012 +41 days 🔍
10/01/2012 +0 days 🔍
10/10/2012 +9 days 🔍
10/10/2012 +0 days 🔍
11/11/2012 +32 days 🔍
06/13/2014 +579 days 🔍
03/24/2015 +284 days 🔍
12/29/2024 +3568 days 🔍

Sourcesinfo

Advisory: Bug 820733
Researcher: Jim Meyering
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2012-4465 (🔍)
GCVE (CVE): GCVE-0-2012-4465
GCVE (VulDB): GCVE-100-62674
SecurityFocus: 55724 - cgit 'Author' Field Remote Denial of Service Vulnerability
Secunia: 50734
Vulnerability Center: 37106 - cgit 0.9.0.3 and Earlier Remote Denial of Service and Arbitrary Code Execution, Medium

See also: 🔍

Entryinfo

Created: 03/24/2015 12:22
Updated: 12/29/2024 20:51
Changes: 03/24/2015 12:22 (66), 04/20/2017 14:28 (7), 12/19/2021 08:13 (3), 12/19/2021 08:14 (1), 12/29/2024 20:51 (25)
Complete: 🔍
Cache ID: 216::103

If you want to get best quality of vulnerability data, you may have to visit VulDB.

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