Vulnerability CVE-2022-1954

Vulnerability Name:

CVE-2022-1954 (CCN-230477)

Assigned:

2022-07-01

Published:

2022-07-01

Updated:

2022-07-13

Summary:

A Regular Expression Denial of Service vulnerability in GitLab CE/EE affecting all versions from 1.0.2 prior to 14.10.5, 15.0 prior to 15.0.4, and 15.1 prior to 15.1.1 allows an attacker to make a GitLab instance inaccessible via specially crafted web server response headers

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

4.3 Medium (CCN CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N)
3.8 Low (CCN Temporal CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:L/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): Low User Interaction (UI): None
Scope:	Scope (S): Unchanged
Impact Metrics:	Confidentiality (C): None Integrity (I): Low Availibility (A): None

CVSS v2 Severity:

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

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

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

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

Vulnerability Type:

CWE-Other

Vulnerability Consequences:

Gain Access

References:

Source: MITRE
Type: CNA
CVE-2022-1954

Source: XF
Type: UNKNOWN
gitlab-cve20221954-dos(230477)

Source: CCN
Type: GitLab Web site
CVE-2022-1954

Source: CONFIRM
Type: Vendor Advisory
https://gitlab.com/gitlab-org/cves/-/blob/master/2022/CVE-2022-1954.json

Source: MISC
Type: Broken Link
https://gitlab.com/gitlab-org/gitlab/-/issues/358160

Source: MISC
Type: Permissions Required, Third Party Advisory
https://hackerone.com/reports/1531958

Source: CCN
Type: Mend Vulnerability Database
CVE-2022-1954

Vulnerable Configuration:

Configuration 1:

cpe:/a:gitlab:gitlab:15.1.0:*:*:*:enterprise:*:*:*

OR cpe:/a:gitlab:gitlab:*:*:*:*:enterprise:*:*:* (Version >= 15.0.0 and < 15.0.4)

OR cpe:/a:gitlab:gitlab:15.1.0:*:*:*:community:*:*:*

OR cpe:/a:gitlab:gitlab:*:*:*:*:community:*:*:* (Version >= 15.0.0 and < 15.0.4)

OR cpe:/a:gitlab:gitlab:*:*:*:*:community:*:*:* (Version >= 1.0.2 and < 14.10.5)

OR cpe:/a:gitlab:gitlab:*:*:*:*:enterprise:*:*:* (Version >= 1.0.2 and < 14.10.5)

Configuration CCN 1:

cpe:/a:gitlab:gitlab:15.1.0:*:*:*:community:*:*:*

OR cpe:/a:gitlab:gitlab:14.10.4:*:*:*:enterprise:*:*:*

Denotes that component is vulnerable

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