CVE-2021-39879

CVSS V2 Medium 4 CVSS V3 Low 3.5

Description

Missing authentication in all versions of GitLab CE/EE since version 7.11.0 allows an attacker with access to a victim's session to disable two-factor authentication

Overview

CVE ID
CVE-2021-39879

Assigner
cve@gitlab.com

Vulnerability Status
Analyzed

Published Version
2021-10-04T17:15:08

Last Modified Date
2021-10-12T15:57:48

Weakness Enumerations

CWE	URL
CWE-306	http://cwe.mitre.org/data/definitions/306.html

CPE Configuration (Product)

CPE	Vulnerable	Operator	Version Start	Version End
cpe:2.3:a:gitlab:gitlab:::::community:::*	1	OR	7.11.0	14.1.7
cpe:2.3:a:gitlab:gitlab:::::enterprise:::*	1	OR	7.11.0	14.1.7

CVSS Version 2

Version
2.0

Vector String
AV:N/AC:L/Au:S/C:N/I:P/A:N

Access Vector
NETWORK

Access Compatibility
LOW

Authentication
SINGLE

Confidentiality Impact
NONE

Integrity Impact
PARTIAL

Availability Impact
NONE

Base Score
4

Severity
MEDIUM

Exploitability Score
8

Impact Score
2.9

CVSS Version 3

Version
3.1

Vector String
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:L/A:N

Attack Vector
NETWORK

Attack Compatibility
LOW

Privileges Required
LOW

User Interaction
REQUIRED

Scope
UNCHANGED

Confidentiality Impact
NONE

Availability Impact
NONE

Base Score
3.5

Base Severity
LOW

Exploitability Score
2.1

Impact Score
1.4

References

Reference URL	Reference Tags
https://gitlab.com/gitlab-org/cves/-/blob/master/2021/CVE-2021-39879.json	Vendor Advisory
https://gitlab.com/gitlab-org/gitlab/-/issues/338825	Broken Link

Sources

Source Name	Source URL
NIST	https://nvd.nist.gov/vuln/detail/CVE-2021-39879
MITRE	https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-39879

History

Created	Old Value	New Value	Data Type	Notes
2022-05-10 06:51:53				Added to TrackCVE
2022-12-05 11:43:48	2021-10-04T17:15Z	2021-10-04T17:15:08	CVE Published Date	updated
2022-12-05 11:43:48		2021-10-12T15:57:48	CVE Modified Date	updated
2022-12-05 11:43:48		Analyzed	Vulnerability Status	updated