libgit2 up to 0.24.5/0.25.0 transports/http.c http_connect Error access control

CVSS Meta Temp Score
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CTI Interest Score
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6.5$0-$5k0.00

Summaryinfo

A vulnerability categorized as critical has been discovered in libgit2 up to 0.24.5/0.25.0. This issue affects the function http_connect of the file transports/http.c. Such manipulation of the argument Error leads to access control. This vulnerability is listed as CVE-2016-10130. The attack may be performed from remote. There is no available exploit. It is advisable to upgrade the affected component.

Detailsinfo

A vulnerability, which was classified as critical, has been found in libgit2 up to 0.24.5/0.25.0. Affected by this issue is the function http_connect of the file transports/http.c. The manipulation of the argument error with an unknown input leads to a access control vulnerability. Using CWE to declare the problem leads to CWE-284. The product does not restrict or incorrectly restricts access to a resource from an unauthorized actor. Impacted is confidentiality, integrity, and availability. CVE summarizes:

The http_connect function in transports/http.c in libgit2 before 0.24.6 and 0.25.x before 0.25.1 might allow man-in-the-middle attackers to spoof servers by leveraging clobbering of the error variable.

The bug was discovered 03/24/2017. The weakness was presented 03/24/2017 (oss-sec). The advisory is available at openwall.com. This vulnerability is handled as CVE-2016-10130 since 01/10/2017. The attack may be launched remotely. No form of authentication is required for exploitation. Technical details are known, but there is no available exploit. This vulnerability is assigned to T1068 by the MITRE ATT&CK project.

The vulnerability scanner Nessus provides a plugin with the ID 97282 (openSUSE Security Update : libgit2 (openSUSE-2017-262)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family SuSE Local Security Checks and running in the context l. The commercial vulnerability scanner Qualys is able to test this issue with plugin 276381 (Fedora Security Update for libgit2 (FEDORA-2017-403346d884)).

Upgrading to version 0.24.6 or 0.25.1 eliminates this vulnerability. A possible mitigation has been published even before and not after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at Tenable (97282) and SecurityFocus (BID 95359†). See VDB-98496 and VDB-98497 for similar entries. If you want to get best quality of vulnerability data, you may have to visit VulDB.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.6
VulDB Meta Temp Score: 6.5

VulDB Base Score: 7.3
VulDB Temp Score: 7.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 5.9
NVD Vector: 🔍

CVSSv2info

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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
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NVD Base Score: 🔍

Exploitinginfo

Class: Access control
CWE: CWE-284 / CWE-266
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: 97282
Nessus Name: openSUSE Security Update : libgit2 (openSUSE-2017-262)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

OpenVAS ID: 867773
OpenVAS Name: Fedora Update for libgit2 FEDORA-2017-403346d884
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
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Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: libgit2 0.24.6/0.25.1
Patch: github.com

Timelineinfo

01/10/2017 🔍
01/10/2017 +0 days 🔍
02/16/2017 +37 days 🔍
02/21/2017 +5 days 🔍
03/24/2017 +31 days 🔍
03/24/2017 +0 days 🔍
03/24/2017 +0 days 🔍
03/24/2017 +0 days 🔍
11/15/2022 +2062 days 🔍

Sourcesinfo

Product: github.com

Advisory: 9a64e62f0f20c9cf9b2e1609f037060eb2d8eb22
Status: Not defined
Confirmation: 🔍

CVE: CVE-2016-10130 (🔍)
GCVE (CVE): GCVE-0-2016-10130
GCVE (VulDB): GCVE-100-98498
SecurityFocus: 95359 - libgit2 'src/transports/http.c' Security Bypass Vulnerability
OSVDB: - CVE-2016-10130 - Git - libgit2 - Man-in-the-Middle Issue

See also: 🔍

Entryinfo

Created: 03/24/2017 18:53
Updated: 11/15/2022 08:44
Changes: 03/24/2017 18:53 (75), 09/13/2020 20:26 (5), 11/15/2022 08:44 (5)
Complete: 🔍
Cache ID: 216::103

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