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GoogleOSV:BIT-GITLAB-2020-26414

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

BIT-gitlab-2020-26414

2024-03-0611:21:12

Google

osv.dev

gitlab

regex

issue

versions

execution time

quadratic growth

malicious input

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

6.5 Medium

AI Score

Confidence

Low

0.001 Low

EPSS

Percentile

34.8%

JSON

An issue has been discovered in GitLab affecting all versions starting from 12.4. The regex used for package names is written in a way that makes execution time have quadratic growth based on the length of the malicious input string.

CPENameOperatorVersion
gitlabge13.7.0
gitlabge12.4.0
gitlablt13.7.2
gitlablt13.6.4
gitlablt13.5.6
gitlabge13.6.0

Name	Operator	Version
gitlab	ge	13.7.0
gitlab	ge	12.4.0
gitlab	lt	13.7.2
gitlab	lt	13.6.4
gitlab	lt	13.5.6
gitlab	ge	13.6.0

References

gitlab.com/gitlab-org/cves/-/blob/master/2020/CVE-2020-26414.json

gitlab.com/gitlab-org/gitlab/-/issues/270199

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

6.5 Medium

AI Score

Confidence

Low

0.001 Low

EPSS

Percentile

34.8%

JSON

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