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CVE-2020-13272

Good to know:

Date: June 19, 2020

OAuth flow missing verification checks CE/EE 12.3 and later through 13.0.1 allows unverified user to use OAuth authorization code flow

Language: Ruby

Severity Score

8.8

Related Resources (5)

Url: https://hackerone.com/reports/743556

Url: https://nvd.nist.gov/vuln/detail/CVE-2020-13272

Url: https://gitlab.com/gitlab-org/gitlab/-/issues/37038

Url: https://gitlab.com/gitlab-org/cves/-/blob/master/2020/CVE-2020-13272.json

Url: https://www.mend.io/vulnerability-database/CVE-2020-13272

Severity Score

8.8

Weakness Type (CWE)

Incorrect Authorization

CWE-863

Top Fix

Upgrade Version

Upgrade to version 12.9.8,12.10.7,13.0.1

CVSS v3.1

Base Score:	8.8
Attack Vector (AV):	NETWORK
Attack Complexity (AC):	LOW
Privileges Required (PR):	LOW
User Interaction (UI):	NONE
Scope (S):	UNCHANGED
Confidentiality (C):	HIGH
Integrity (I):	HIGH
Availability (A):	HIGH

CVSS v2

Base Score:	6.5
Access Vector (AV):	NETWORK
Access Complexity (AC):	LOW
Authentication (AU):	SINGLE
Confidentiality (C):	PARTIAL
Integrity (I):	PARTIAL
Availability (A):	PARTIAL
Additional information:

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