Vulnerability CVE-2018-20144

Vulnerability Name:

CVE-2018-20144 (CCN-161731)

Assigned:

2018-12-13

Published:

2018-12-13

Updated:

2019-10-03

Summary:

GitLab Community and Enterprise Edition 11.x before 11.3.13, 11.4.x before 11.4.11, and 11.5.x before 11.5.4 has Incorrect Access Control.

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

7.5 High (CCN 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 (CCN 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

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

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

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

Vulnerability Type:

CWE-22

Vulnerability Consequences:

Obtain Information

References:

Source: MITRE
Type: CNA
CVE-2018-20144

Source: CCN
Type: GitLab Web site
GitLab Critical Security Release: 11.6RC7, 11.5.4, 11.4.11, 11.3.13

Source: MISC
Type: Vendor Advisory
https://about.gitlab.com/2018/12/13/critical-security-release-gitlab-11-dot-5-dot-4-released/

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

Source: XF
Type: UNKNOWN
gitlab-cve201820144-info-disc(161731)

Source: MISC
Type: Exploit, Vendor Advisory
https://gitlab.com/gitlab-org/gitlab-ce/issues/55200

Vulnerable Configuration:

Configuration 1:

cpe:/a:gitlab:gitlab:*:*:*:*:community:*:*:* (Version >= 11.0.0 and < 11.3.13)

OR cpe:/a:gitlab:gitlab:*:*:*:*:enterprise:*:*:* (Version >= 11.0.0 and < 11.3.13)

OR cpe:/a:gitlab:gitlab:*:*:*:*:community:*:*:* (Version >= 11.4.0 and < 11.4.11)

OR cpe:/a:gitlab:gitlab:*:*:*:*:enterprise:*:*:* (Version >= 11.4.0 and < 11.4.11)

OR cpe:/a:gitlab:gitlab:*:*:*:*:community:*:*:* (Version >= 11.5.0 and < 11.5.4)

OR cpe:/a:gitlab:gitlab:*:*:*:*:enterprise:*:*:* (Version >= 11.5.0 and < 11.5.4)

Denotes that component is vulnerable

Oval Definitions

Definition ID	Class	Title	Last Modified
oval:com.ubuntu.xenial:def:201820144000	V	CVE-2018-20144 on Ubuntu 16.04 LTS (xenial) - medium.	2019-03-28
oval:com.ubuntu.xenial:def:2018201440000000	V	CVE-2018-20144 on Ubuntu 16.04 LTS (xenial) - medium.	2019-03-28

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