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GoogleOSV:BIT-GITLAB-2023-0921

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

BIT-gitlab-2023-0921

2024-03-0611:11:49

Google

osv.dev

gitlab security cpu usagegraphqlissue descriptionlength validationauthenticated attacker.

4.3 Medium

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

LOW

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

6.2 Medium

AI Score

Confidence

Low

4 Medium

CVSS2

Access Vector

NETWORK

Access 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

0.001 Low

EPSS

Percentile

30.8%

JSON

A lack of length validation in GitLab CE/EE affecting all versions from 8.3 before 15.10.8, 15.11 before 15.11.7, and 16.0 before 16.0.2 allows an authenticated attacker to create a large Issue description via GraphQL which, when repeatedly requested, saturates CPU usage.

CPENameOperatorVersion
gitlabge15.11.0
gitlablt16.0.2
gitlablt15.11.7
gitlablt15.10.8
gitlabge16.0.0
gitlabge8.3.0

Name	Operator	Version
gitlab	ge	15.11.0
gitlab	lt	16.0.2
gitlab	lt	15.11.7
gitlab	lt	15.10.8
gitlab	ge	16.0.0
gitlab	ge	8.3.0

References

gitlab.com/gitlab-org/cves/-/blob/master/2023/CVE-2023-0921.json

gitlab.com/gitlab-org/gitlab/-/issues/392433

hackerone.com/reports/1869839

4.3 Medium

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

LOW

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

6.2 Medium

AI Score

Confidence

Low

4 Medium

CVSS2

Access Vector

NETWORK

Access 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

0.001 Low

EPSS

Percentile

30.8%

JSON

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