Vulnerability CVE-2020-13281

Vulnerability Name:

CVE-2020-13281 (CCN-186795)

Assigned:

2020-08-12

Published:

2020-08-12

Updated:

2021-07-21

Summary:

For GitLab before 13.0.12, 13.1.6, 13.2.3 a denial of service exists in the project import feature

CVSS v3 Severity:

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

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

CVSS v2 Severity:

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

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

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

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

Vulnerability Type:

CWE-20

Vulnerability Consequences:

Denial of Service

References:

Source: MITRE
Type: CNA
CVE-2020-13281

Source: XF
Type: UNKNOWN
gitlab-cve202013281-dos(186795)

Source: CCN
Type: GitLab Web site
Improper handling of highly compressed data (data amplification) in GitLab

Source: CONFIRM
Type: Third Party Advisory
https://gitlab.com/gitlab-org/cves/-/blob/master/2020/CVE-2020-13281.json

Source: MISC
Type: Broken Link
https://gitlab.com/gitlab-org/gitlab/-/issues/31564

Source: MISC
Type: Permissions Required, Third Party Advisory
https://hackerone.com/reports/687730

Vulnerable Configuration:

Configuration 1:

cpe:/a:gitlab:gitlab:*:*:*:*:community:*:*:* (Version >= 8.9.0 and < 13.0.12)

OR cpe:/a:gitlab:gitlab:*:*:*:*:enterprise:*:*:* (Version >= 8.9.0 and < 13.0.12)

OR cpe:/a:gitlab:gitlab:*:*:*:*:community:*:*:* (Version >= 13.1.0 and < 13.1.6)

OR cpe:/a:gitlab:gitlab:*:*:*:*:enterprise:*:*:* (Version >= 13.1.0 and < 13.1.6)

OR cpe:/a:gitlab:gitlab:*:*:*:*:community:*:*:* (Version >= 13.2.0 and < 13.2.3)

OR cpe:/a:gitlab:gitlab:*:*:*:*:enterprise:*:*:* (Version >= 13.2.0 and < 13.2.3)

Configuration CCN 1:

cpe:/a:gitlab:gitlab:13.0.11:*:*:*:*:*:*:*

OR cpe:/a:gitlab:gitlab:13.1.5:*:*:*:*:*:*:*

OR cpe:/a:gitlab:gitlab:13.2.2:*:*:*:*:*:*:*

Denotes that component is vulnerable

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