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Vulnerability Details :

CVE-2019-20104

Summary
Assigner-atlassian
Assigner Org ID-f08a6ab8-ed46-4c22-8884-d911ccfe3c66
Published At-06 Feb, 2020 | 03:10
Updated At-16 Sep, 2024 | 17:04
Rejected At-
Credits

The OpenID client application in Atlassian Crowd before version 3.6.2, and from version 3.7.0 before 3.7.1 allows remote attackers to perform a Denial of Service attack via an XML Entity Expansion vulnerability.

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:atlassian
Assigner Org ID:f08a6ab8-ed46-4c22-8884-d911ccfe3c66
Published At:06 Feb, 2020 | 03:10
Updated At:16 Sep, 2024 | 17:04
Rejected At:
▼CVE Numbering Authority (CNA)

The OpenID client application in Atlassian Crowd before version 3.6.2, and from version 3.7.0 before 3.7.1 allows remote attackers to perform a Denial of Service attack via an XML Entity Expansion vulnerability.

Affected Products
Vendor
AtlassianAtlassian
Product
Crowd
Versions
Affected
  • From unspecified before 3.6.2 (custom)
  • From 3.7.0 before unspecified (custom)
  • From unspecified before 3.7.1 (custom)
Problem Types
TypeCWE IDDescription
textN/AImproper Restriction of XML External Entity Reference
Type: text
CWE ID: N/A
Description: Improper Restriction of XML External Entity Reference
Metrics
VersionBase scoreBase severityVector
Metrics Other Info
Impacts
CAPEC IDDescription
Solutions
Configurations
Workarounds
Exploits
Credits
Timeline
EventDate
Replaced By
Rejected Reason
References
HyperlinkResource
https://jira.atlassian.com/browse/CWD-5526
x_refsource_MISC
https://zeroauth.ltd/blog/2020/02/07/cve-2019-20104-atlassian-crowd-openid-client-vulnerable-to-remote-dos-via-xml-entity-expansion/
x_refsource_MISC
Hyperlink: https://jira.atlassian.com/browse/CWD-5526
Resource:
x_refsource_MISC
Hyperlink: https://zeroauth.ltd/blog/2020/02/07/cve-2019-20104-atlassian-crowd-openid-client-vulnerable-to-remote-dos-via-xml-entity-expansion/
Resource:
x_refsource_MISC
▼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://jira.atlassian.com/browse/CWD-5526
x_refsource_MISC
x_transferred
https://zeroauth.ltd/blog/2020/02/07/cve-2019-20104-atlassian-crowd-openid-client-vulnerable-to-remote-dos-via-xml-entity-expansion/
x_refsource_MISC
x_transferred
Hyperlink: https://jira.atlassian.com/browse/CWD-5526
Resource:
x_refsource_MISC
x_transferred
Hyperlink: https://zeroauth.ltd/blog/2020/02/07/cve-2019-20104-atlassian-crowd-openid-client-vulnerable-to-remote-dos-via-xml-entity-expansion/
Resource:
x_refsource_MISC
x_transferred
Information is not available yet
▼National Vulnerability Database (NVD)
nvd.nist.gov
Source:security@atlassian.com
Published At:06 Feb, 2020 | 03:15
Updated At:01 Jan, 2022 | 19:56

The OpenID client application in Atlassian Crowd before version 3.6.2, and from version 3.7.0 before 3.7.1 allows remote attackers to perform a Denial of Service attack via an XML Entity Expansion vulnerability.

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
Primary3.17.5HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Primary2.05.0MEDIUM
AV:N/AC:L/Au:N/C:N/I:N/A:P
Type: Primary
Version: 3.1
Base score: 7.5
Base severity: HIGH
Vector:
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Type: Primary
Version: 2.0
Base score: 5.0
Base severity: MEDIUM
Vector:
AV:N/AC:L/Au:N/C:N/I:N/A:P
CPE Matches
Atlassian
atlassian
>>crowd>>Versions before 3.2.11(exclusive)
cpe:2.3:a:atlassian:crowd:*:*:*:*:*:*:*:*
Atlassian
atlassian
>>crowd>>Versions from 3.3.0(inclusive) to 3.3.8(exclusive)
cpe:2.3:a:atlassian:crowd:*:*:*:*:*:*:*:*
Atlassian
atlassian
>>crowd>>Versions from 3.4.0(inclusive) to 3.4.7(exclusive)
cpe:2.3:a:atlassian:crowd:*:*:*:*:*:*:*:*
Atlassian
atlassian
>>crowd>>Versions from 3.5.0(inclusive) to 3.5.2(exclusive)
cpe:2.3:a:atlassian:crowd:*:*:*:*:*:*:*:*
Atlassian
atlassian
>>crowd>>Versions from 3.6.0(inclusive) to 3.6.2(exclusive)
cpe:2.3:a:atlassian:crowd:*:*:*:*:*:*:*:*
Atlassian
atlassian
>>crowd>>Versions from 3.6.3(inclusive) to 3.7.1(exclusive)
cpe:2.3:a:atlassian:crowd:*:*:*:*:*:*:*:*
Atlassian
atlassian
>>crowd>>Versions from 3.7.2(inclusive) to 4.0.0(exclusive)
cpe:2.3:a:atlassian:crowd:*:*:*:*:*:*:*:*
Weaknesses
CWE IDTypeSource
CWE-776Primarynvd@nist.gov
CWE ID: CWE-776
Type: Primary
Source: nvd@nist.gov
Evaluator Description
Evaluator Impact

Evaluator Solution

Vendor Statements
References
HyperlinkSourceResource
https://jira.atlassian.com/browse/CWD-5526security@atlassian.com
Vendor Advisory
https://zeroauth.ltd/blog/2020/02/07/cve-2019-20104-atlassian-crowd-openid-client-vulnerable-to-remote-dos-via-xml-entity-expansion/security@atlassian.com
Exploit
Technical Description
Hyperlink: https://jira.atlassian.com/browse/CWD-5526
Source: security@atlassian.com
Resource:
Vendor Advisory
Hyperlink: https://zeroauth.ltd/blog/2020/02/07/cve-2019-20104-atlassian-crowd-openid-client-vulnerable-to-remote-dos-via-xml-entity-expansion/
Source: security@atlassian.com
Resource:
Exploit
Technical Description

Change History

0
Information is not available yet

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