Vulnerability CVE-2020-12275

Vulnerability Name:

CVE-2020-12275 (CCN-181187)

Assigned:

2020-03-26

Published:

2020-03-26

Updated:

2021-07-21

Summary:

GitLab 12.6 through 12.9 is vulnerable to a privilege escalation that allows an external user to create a personal snippet through the API.

CVSS v3 Severity:

5.3 Medium (CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N)
4.6 Medium (Temporal CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N/E:U/RL:O/RC:C)

Exploitability Metrics:	Attack Vector (AV): Network Attack Complexity (AC): Low Privileges Required (PR): None User Interaction (UI): None
Scope:	Scope (S): Unchanged
Impact Metrics:	Confidentiality (C): None Integrity (I): Low Availibility (A): None

9.8 Critical (CCN CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H)
8.5 High (CCN Temporal CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C)

Exploitability Metrics:	Attack Vector (AV): Network Attack Complexity (AC): Low Privileges Required (PR): None User Interaction (UI): None
Scope:	Scope (S): Unchanged
Impact Metrics:	Confidentiality (C): High Integrity (I): High Availibility (A): High

CVSS v2 Severity:

5.0 Medium (CVSS v2 Vector: AV:N/AC:L/Au:N/C:N/I:P/A:N)

Exploitability Metrics:	Access Vector (AV): Network Access Complexity (AC): Low Authentication (Au): None
Impact Metrics:	Confidentiality (C): None Integrity (I): Partial Availibility (A): None

10.0 High (CCN CVSS v2 Vector: AV:N/AC:L/Au:N/C:C/I:C/A:C)

Exploitability Metrics:	Access Vector (AV): Network Access Complexity (AC): Low Athentication (Au): None
Impact Metrics:	Confidentiality (C): Complete Integrity (I): Complete Availibility (A): Complete

Vulnerability Type:

CWE-269

Vulnerability Consequences:

Bypass Security

References:

Source: MITRE
Type: CNA
CVE-2020-12275

Source: CCN
Type: GitLab Web site
GitLab Security Release: 12.9.1, 12.8.8, and 12.7.8

Source: CONFIRM
Type: Vendor Advisory
https://about.gitlab.com/releases/2020/03/26/security-release-12-dot-9-dot-1-released/

Source: XF
Type: UNKNOWN
gitlab-cve202012275-priv-esc(181187)

Source: CCN
Type: WhiteSource Vulnerability Database
CVE-2020-12275

Vulnerable Configuration:

Configuration 1:

cpe:/a:gitlab:gitlab:*:*:*:*:community:*:*:* (Version >= 12.6.0 and < 12.7.8)

OR cpe:/a:gitlab:gitlab:*:*:*:*:enterprise:*:*:* (Version >= 12.6.0 and < 12.7.8)

OR cpe:/a:gitlab:gitlab:*:*:*:*:community:*:*:* (Version >= 12.8.0 and < 12.8.8)

OR cpe:/a:gitlab:gitlab:*:*:*:*:enterprise:*:*:* (Version >= 12.8.0 and < 12.8.8)

OR cpe:/a:gitlab:gitlab:*:*:*:*:community:*:*:* (Version >= 12.9.0 and < 12.9.1)

OR cpe:/a:gitlab:gitlab:*:*:*:*:enterprise:*:*:* (Version >= 12.9.0 and < 12.9.1)

Configuration CCN 1:

cpe:/a:gitlab:gitlab:12.9.0:*:*:*:community:*:*:*

OR cpe:/a:gitlab:gitlab:12.9.0:*:*:*:enterprise:*:*:*

Denotes that component is vulnerable

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