Vulnerability CVE-2020-11506

Vulnerability Name:

CVE-2020-11506 (CCN-180491)

Assigned:

2020-04-14

Published:

2020-04-14

Updated:

2021-07-21

Summary:

An issue was discovered in GitLab 10.7.0 and later through 12.9.2. A Workhorse bypass could lead to job artifact uploads and file disclosure (Exposure of Sensitive Information) via request smuggling.

CVSS v3 Severity:

7.5 High (CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N)
6.5 Medium (Temporal CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/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): High Integrity (I): None Availibility (A): None

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

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

CVSS v2 Severity:

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

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

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

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

Vulnerability Type:

CWE-200

Vulnerability Consequences:

Obtain Information

References:

Source: MITRE
Type: CNA
CVE-2020-11506

Source: MISC
Type: Release Notes, Vendor Advisory
https://about.gitlab.com/blog/categories/releases/

Source: CCN
Type: GitLab Web site
GitLab Critical Security Release: 12.9.3, 12.8.9, and 12.7.9

Source: CONFIRM
Type: Vendor Advisory
https://about.gitlab.com/releases/2020/04/14/critical-security-release-gitlab-12-dot-9-dot-3-released/

Source: XF
Type: UNKNOWN
gitlab-cve202011506-info-disc(180491)

Source: CCN
Type: WhiteSource Vulnerability Database
CVE-2020-11506

Vulnerable Configuration:

Configuration 1:

cpe:/a:gitlab:gitlab:*:*:*:*:enterprise:*:*:* (Version >= 10.7.0 and < 12.7.9)

OR cpe:/a:gitlab:gitlab:*:*:*:*:community:*:*:* (Version >= 10.7.9 and < 12.7.9)

OR cpe:/a:gitlab:gitlab:*:*:*:*:community:*:*:* (Version >= 12.8.0 and < 12.8.9)

OR cpe:/a:gitlab:gitlab:*:*:*:*:enterprise:*:*:* (Version >= 12.8.0 and < 12.8.9)

OR cpe:/a:gitlab:gitlab:*:*:*:*:community:*:*:* (Version >= 12.9.0 and < 12.9.3)

OR cpe:/a:gitlab:gitlab:*:*:*:*:enterprise:*:*:* (Version >= 12.9.0 and < 12.9.3)

Configuration CCN 1:

cpe:/a:gitlab:gitlab:12.9.2:*:*:*:community:*:*:*

OR cpe:/a:gitlab:gitlab:12.9.2:*:*:*:enterprise:*:*:*

Denotes that component is vulnerable

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