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GitLabCVE-2020-13300

HistorySep 14, 2020 - 7:15 p.m.

CVE-2020-13300

2020-09-1419:15:10

CWE-863

GitLab

web.nvd.nist.gov

cve-2020-13300

gitlab

oauth

authorization

vulnerability

nvd

CVSS2

6.4

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

NONE

AV:N/AC:L/Au:N/C:P/I:P/A:N

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

CHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

NONE

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:N

AI Score

9.1

Confidence

High

EPSS

0.003

Percentile

66.5%

JSON

GitLab CE/EE version 13.3 prior to 13.3.4 was vulnerable to an OAuth authorization scope change without user consent in the middle of the authorization flow.

Affected configurations

Nvd

Vulners

Node

gitlabgitlabRange13.3.0–13.3.4community

gitlabgitlabRange13.3.0–13.3.4enterprise

VendorProductVersionCPE
gitlabgitlab*cpe:2.3:a:gitlab:gitlab:*:*:*:*:community:*:*:*
gitlabgitlab*cpe:2.3:a:gitlab:gitlab:*:*:*:*:enterprise:*:*:*

Vendor	Product	Version	CPE
gitlab	gitlab	*	cpe:2.3:a:gitlab:gitlab:::::community:::*
gitlab	gitlab	*	cpe:2.3:a:gitlab:gitlab:::::enterprise:::*

CNA Affected

[
  {
    "product": "GitLab",
    "vendor": "GitLab",
    "versions": [
      {
        "status": "affected",
        "version": ">=13.3, <13.3.4"
      }
    ]
  }
]

References

gitlab.com/gitlab-org/cves/-/blob/master/2020/CVE-2020-13300.json

gitlab.com/gitlab-org/gitlab/-/issues/219931

hackerone.com/reports/884766

CVSS2

6.4

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

NONE

AV:N/AC:L/Au:N/C:P/I:P/A:N

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

CHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

NONE

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:N

AI Score

9.1

Confidence

High

EPSS

0.003

Percentile

66.5%

JSON

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