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Vulnerability Details :

CVE-2021-39940

Summary
Assigner-GitLab
Assigner Org ID-ceab7361-8a18-47b1-92ba-4d7d25f6715a
Published At-13 Dec, 2021 | 15:47
Updated At-04 Aug, 2024 | 02:20
Rejected At-
Credits

An issue has been discovered in GitLab CE/EE affecting all versions starting from 13.2 before 14.3.6, all versions starting from 14.4 before 14.4.4, all versions starting from 14.5 before 14.5.2. GitLab Maven Package registry is vulnerable to a regular expression denial of service when a specifically crafted string is sent.

Vendors
-
Not available
Products
-
Metrics (CVSS)
VersionBase scoreBase severityVector
Weaknesses
Attack Patterns
Solution/Workaround
References
HyperlinkResource Type
EPSS History
Score
Latest Score
-
N/A
No data available for selected date range
Percentile
Latest Percentile
-
N/A
No data available for selected date range
Stakeholder-Specific Vulnerability Categorization (SSVC)
▼Common Vulnerabilities and Exposures (CVE)
cve.org
Assigner:GitLab
Assigner Org ID:ceab7361-8a18-47b1-92ba-4d7d25f6715a
Published At:13 Dec, 2021 | 15:47
Updated At:04 Aug, 2024 | 02:20
Rejected At:
▼CVE Numbering Authority (CNA)

An issue has been discovered in GitLab CE/EE affecting all versions starting from 13.2 before 14.3.6, all versions starting from 14.4 before 14.4.4, all versions starting from 14.5 before 14.5.2. GitLab Maven Package registry is vulnerable to a regular expression denial of service when a specifically crafted string is sent.

Affected Products
Vendor
GitLab Inc.GitLab
Product
GitLab
Versions
Affected
  • >=14.5, <14.5.2
  • >=14.4, <14.4.4
  • >=13.2, <14.3.6
Problem Types
TypeCWE IDDescription
textN/AUncontrolled resource consumption in GitLab
Type: text
CWE ID: N/A
Description: Uncontrolled resource consumption in GitLab
Metrics
VersionBase scoreBase severityVector
3.14.3MEDIUM
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L
Version: 3.1
Base score: 4.3
Base severity: MEDIUM
Vector:
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L
Metrics Other Info
Impacts
CAPEC IDDescription
Solutions
Configurations
Workarounds
Exploits
Credits
Thanks @anyday for reporting this vulnerability through our HackerOne bug bounty program.
Timeline
EventDate
Replaced By
Rejected Reason
References
HyperlinkResource
https://gitlab.com/gitlab-org/gitlab/-/issues/263116
x_refsource_MISC
https://hackerone.com/reports/997961
x_refsource_MISC
https://gitlab.com/gitlab-org/cves/-/blob/master/2021/CVE-2021-39940.json
x_refsource_CONFIRM
Hyperlink: https://gitlab.com/gitlab-org/gitlab/-/issues/263116
Resource:
x_refsource_MISC
Hyperlink: https://hackerone.com/reports/997961
Resource:
x_refsource_MISC
Hyperlink: https://gitlab.com/gitlab-org/cves/-/blob/master/2021/CVE-2021-39940.json
Resource:
x_refsource_CONFIRM
▼Authorized Data Publishers (ADP)
CVE Program Container
Affected Products
Metrics
VersionBase scoreBase severityVector
Metrics Other Info
Impacts
CAPEC IDDescription
Solutions
Configurations
Workarounds
Exploits
Credits
Timeline
EventDate
Replaced By
Rejected Reason
References
HyperlinkResource
https://gitlab.com/gitlab-org/gitlab/-/issues/263116
x_refsource_MISC
x_transferred
https://hackerone.com/reports/997961
x_refsource_MISC
x_transferred
https://gitlab.com/gitlab-org/cves/-/blob/master/2021/CVE-2021-39940.json
x_refsource_CONFIRM
x_transferred
Hyperlink: https://gitlab.com/gitlab-org/gitlab/-/issues/263116
Resource:
x_refsource_MISC
x_transferred
Hyperlink: https://hackerone.com/reports/997961
Resource:
x_refsource_MISC
x_transferred
Hyperlink: https://gitlab.com/gitlab-org/cves/-/blob/master/2021/CVE-2021-39940.json
Resource:
x_refsource_CONFIRM
x_transferred
Information is not available yet
▼National Vulnerability Database (NVD)
nvd.nist.gov
Source:cve@gitlab.com
Published At:13 Dec, 2021 | 16:15
Updated At:08 Aug, 2023 | 14:22

An issue has been discovered in GitLab CE/EE affecting all versions starting from 13.2 before 14.3.6, all versions starting from 14.4 before 14.4.4, all versions starting from 14.5 before 14.5.2. GitLab Maven Package registry is vulnerable to a regular expression denial of service when a specifically crafted string is sent.

CISA Catalog
Date AddedDue DateVulnerability NameRequired Action
N/A
Date Added: N/A
Due Date: N/A
Vulnerability Name: N/A
Required Action: N/A
Metrics
TypeVersionBase scoreBase severityVector
Primary3.16.5MEDIUM
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Secondary3.14.3MEDIUM
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L
Primary2.04.0MEDIUM
AV:N/AC:L/Au:S/C:N/I:N/A:P
Type: Primary
Version: 3.1
Base score: 6.5
Base severity: MEDIUM
Vector:
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Type: Secondary
Version: 3.1
Base score: 4.3
Base severity: MEDIUM
Vector:
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L
Type: Primary
Version: 2.0
Base score: 4.0
Base severity: MEDIUM
Vector:
AV:N/AC:L/Au:S/C:N/I:N/A:P
CPE Matches
GitLab Inc.
gitlab
>>gitlab>>Versions from 13.2.0(inclusive) to 14.3.6(exclusive)
cpe:2.3:a:gitlab:gitlab:*:*:*:*:community:*:*:*
GitLab Inc.
gitlab
>>gitlab>>Versions from 13.2.0(inclusive) to 14.3.6(exclusive)
cpe:2.3:a:gitlab:gitlab:*:*:*:*:enterprise:*:*:*
GitLab Inc.
gitlab
>>gitlab>>Versions from 14.4.0(inclusive) to 14.4.4(exclusive)
cpe:2.3:a:gitlab:gitlab:*:*:*:*:community:*:*:*
GitLab Inc.
gitlab
>>gitlab>>Versions from 14.4.0(inclusive) to 14.4.4(exclusive)
cpe:2.3:a:gitlab:gitlab:*:*:*:*:enterprise:*:*:*
GitLab Inc.
gitlab
>>gitlab>>Versions from 14.5.0(inclusive) to 14.5.2(exclusive)
cpe:2.3:a:gitlab:gitlab:*:*:*:*:community:*:*:*
GitLab Inc.
gitlab
>>gitlab>>Versions from 14.5.0(inclusive) to 14.5.2(exclusive)
cpe:2.3:a:gitlab:gitlab:*:*:*:*:enterprise:*:*:*
Weaknesses
CWE IDTypeSource
CWE-1333Primarynvd@nist.gov
CWE ID: CWE-1333
Type: Primary
Source: nvd@nist.gov
Evaluator Description
Evaluator Impact

Evaluator Solution

Vendor Statements
References
HyperlinkSourceResource
https://gitlab.com/gitlab-org/cves/-/blob/master/2021/CVE-2021-39940.jsoncve@gitlab.com
Third Party Advisory
https://gitlab.com/gitlab-org/gitlab/-/issues/263116cve@gitlab.com
Broken Link
https://hackerone.com/reports/997961cve@gitlab.com
Permissions Required
Third Party Advisory
Hyperlink: https://gitlab.com/gitlab-org/cves/-/blob/master/2021/CVE-2021-39940.json
Source: cve@gitlab.com
Resource:
Third Party Advisory
Hyperlink: https://gitlab.com/gitlab-org/gitlab/-/issues/263116
Source: cve@gitlab.com
Resource:
Broken Link
Hyperlink: https://hackerone.com/reports/997961
Source: cve@gitlab.com
Resource:
Permissions Required
Third Party Advisory

Change History

0
Information is not available yet

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