CVE-2020-13307

Severity Score

4.7

*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

*SSVC

Descriptions

A vulnerability was discovered in GitLab versions before 13.1.10, 13.2.8 and 13.3.4. GitLab was not revoking current user sessions when 2 factor authentication was activated allowing a malicious user to maintain their access.

Se detectó una vulnerabilidad en GitLab versiones anteriores a 13.1.10, 13.2.8 y 13.3.4. GitLab no revocaba las sesiones de los usuarios actuales cuando se activaba la autenticación de 2 factores, permitiendo a un usuario malicioso mantener su acceso

*Credits: Thanks [xanbanx](https://hackerone.com/xanbanx) for reporting this vulnerability through our HackerOne bug bounty program

CVSS Scores

Attack Vector

Network

Attack Complexity

Low

Privileges Required

High

User Interaction

None

Scope

Unchanged

Confidentiality

Low

Integrity

Low

Availability

Low

Attack Vector

Network

Attack Complexity

Low

Privileges Required

High

User Interaction

None

Scope

Unchanged

Confidentiality

Low

Integrity

Low

Availability

None

Attack Vector

Network

Attack Complexity

Medium

Authentication

Single

Confidentiality

Partial

Integrity

Partial

Availability

Partial

* Common Vulnerability Scoring System

SSVC

Decision:-

Exploitation

Automatable

Tech. Impact

* Organization's Worst-case Scenario

Timeline

2020-05-21 CVE Reserved
2020-09-15 CVE Published
2023-03-08 EPSS Updated
2024-08-04 CVE Updated
---------- Exploited in Wild
---------- KEV Due Date
---------- First Exploit

CWE

CWE-613: Insufficient Session Expiration

CAPEC

References (3)

URL	Tag	Source
https://gitlab.com/gitlab-org/gitlab/-/issues/31307	Broken Link

URL	Date	SRC

URL	Date	SRC
https://hackerone.com/reports/676772	2020-09-18

URL	Date	SRC
https://gitlab.com/gitlab-org/cves/-/blob/master/2020/CVE-2020-13307.json	2020-09-18

Affected Vendors, Products, and Versions

Vendor		Product				Version		Other		Status
Vendor	Product	Version	Other	Status	<-- -->	Vendor	Product	Version	Other	Status
Gitlab Search vendor "Gitlab"		Gitlab Search vendor "Gitlab" for product "Gitlab"				>= 13.1.0 < 13.1.10 Search vendor "Gitlab" for product "Gitlab" and version " >= 13.1.0 < 13.1.10"		community		Affected
Gitlab Search vendor "Gitlab"		Gitlab Search vendor "Gitlab" for product "Gitlab"				>= 13.1.0 < 13.1.10 Search vendor "Gitlab" for product "Gitlab" and version " >= 13.1.0 < 13.1.10"		enterprise		Affected
Gitlab Search vendor "Gitlab"		Gitlab Search vendor "Gitlab" for product "Gitlab"				>= 13.2.0 < 13.2.8 Search vendor "Gitlab" for product "Gitlab" and version " >= 13.2.0 < 13.2.8"		community		Affected
Gitlab Search vendor "Gitlab"		Gitlab Search vendor "Gitlab" for product "Gitlab"				>= 13.2.0 < 13.2.8 Search vendor "Gitlab" for product "Gitlab" and version " >= 13.2.0 < 13.2.8"		enterprise		Affected
Gitlab Search vendor "Gitlab"		Gitlab Search vendor "Gitlab" for product "Gitlab"				>= 13.3.0 < 13.3.4 Search vendor "Gitlab" for product "Gitlab" and version " >= 13.3.0 < 13.3.4"		community		Affected
Gitlab Search vendor "Gitlab"		Gitlab Search vendor "Gitlab" for product "Gitlab"				>= 13.3.0 < 13.3.4 Search vendor "Gitlab" for product "Gitlab" and version " >= 13.3.0 < 13.3.4"		enterprise		Affected