GitHub Enterprise Server up to 2.19.20/2.20.14/2.21.5 improper authorization

CVSS Meta Temp Score
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CTI Interest Score
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3.8$0-$5k0.00

A vulnerability was found in GitHub Enterprise Server up to 2.19.20/2.20.14/2.21.5 (Bug Tracking Software) and classified as problematic. Affected by this issue is some unknown functionality. The manipulation with an unknown input leads to a improper authorization vulnerability. Using CWE to declare the problem leads to CWE-285. The product does not perform or incorrectly performs an authorization check when an actor attempts to access a resource or perform an action. Impacted is confidentiality. CVE summarizes:

An improper access control vulnerability was identified in GitHub Enterprise Server that allowed authenticated users of the instance to determine the names of unauthorized private repositories given their numerical IDs. This vulnerability did not allow unauthorized access to any repository content besides the name. This vulnerability affected all versions of GitHub Enterprise Server prior to 2.22 and was fixed in versions 2.21.6, 2.20.15, and 2.19.21. This vulnerability was reported via the GitHub Bug Bounty program.

The weakness was presented 08/27/2020 (GitHub Repository). The advisory is available at enterprise.github.com. This vulnerability is handled as CVE-2020-10517 since 03/12/2020. The attack may be launched remotely. A simple authentication is required for exploitation. The technical details are unknown and an exploit is not available. This vulnerability is assigned to T1548.002 by the MITRE ATT&CK project.

Upgrading to version 2.19.21, 2.20.15 or 2.21.6 eliminates this vulnerability.

See 160359 for similar entry.

Productinfo

Type

Vendor

Name

Version

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB CVSS-B Score: 🔍
VulDB CVSS-BT Score: 🔍
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 4.3
VulDB Meta Temp Score: 4.0

VulDB Base Score: 4.3
VulDB Temp Score: 3.8
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 4.3
NVD Vector: 🔍

CVSSv2info

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

NVD Base Score: 🔍

Exploitinginfo

Class: Improper authorization
CWE: CWE-285 / CWE-266
ATT&CK: T1548.002

Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: Enterprise Server 2.19.21/2.20.15/2.21.6

Timelineinfo

03/12/2020 🔍
08/27/2020 +168 days 🔍
08/28/2020 +1 days 🔍
08/28/2020 +0 days 🔍

Sourcesinfo

Advisory: enterprise.github.com
Status: Not defined

CVE: CVE-2020-10517 (🔍)
See also: 🔍

Entryinfo

Created: 08/28/2020 07:30
Updated: 08/28/2020 07:35
Changes: 08/28/2020 07:30 (39), 08/28/2020 07:35 (18)
Complete: 🔍

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