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GoogleOSV:BIT-GITLAB-2020-26409

HistoryMar 06, 2024 - 11:21 a.m.

BIT-gitlab-2020-26409

2024-03-0611:21:17

Google

osv.dev

gitlab

vulnerability

dos

markdown fields

input validation

4 Medium

CVSS2

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

SINGLE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

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

6.5 Medium

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

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

6.6 Medium

AI Score

Confidence

High

0.001 Low

EPSS

Percentile

46.2%

JSON

A DOS vulnerability exists in Gitlab CE/EE >=10.3, <13.4.7,>=13.5, <13.5.5,>=13.6, <13.6.2 that allows an attacker to trigger uncontrolled resource by bypassing input validation in markdown fields.

CPENameOperatorVersion
gitlablt13.4.7
gitlabge10.3.0
gitlabge13.6.0
gitlablt13.6.2
gitlabge13.5.0
gitlablt13.5.5

Name	Operator	Version
gitlab	lt	13.4.7
gitlab	ge	10.3.0
gitlab	ge	13.6.0
gitlab	lt	13.6.2
gitlab	ge	13.5.0
gitlab	lt	13.5.5

References

gitlab.com/gitlab-org/cves/-/blob/master/2020/CVE-2020-26409.json

gitlab.com/gitlab-org/gitlab/-/issues/259626

hackerone.com/reports/990461

4 Medium

CVSS2

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

SINGLE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

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

6.5 Medium

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

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

6.6 Medium

AI Score

Confidence

High

0.001 Low

EPSS

Percentile

46.2%

JSON

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