MEDIUM · 5.4

CVE-2018-20239

Application Links before version 5.0.11, from version 5.1.0 before 5.2.10, from version 5.3.0 before 5.3.6, from version 5.4.0 before 5.4.12, and from version 6.0.0 before 6.0.4 allows remote attacker...

Vulnerability Description

Application Links before version 5.0.11, from version 5.1.0 before 5.2.10, from version 5.3.0 before 5.3.6, from version 5.4.0 before 5.4.12, and from version 6.0.0 before 6.0.4 allows remote attackers to inject arbitrary HTML or JavaScript via a cross site scripting (XSS) vulnerability in the applinkStartingUrl parameter. The product is used as a plugin in various Atlassian products where the following are affected: Confluence before version 6.15.2, Crucible before version 4.7.0, Crowd before version 3.4.3, Fisheye before version 4.7.0, Jira before version 7.13.3 and 8.x before 8.1.0.

CVSS Score

5.4

MEDIUM

CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
REQUIRED
Scope
CHANGED
Confidentiality
LOW
Integrity
LOW
Availability
NONE

Affected Products

VendorProductVersions
AtlassianApplication Links< 5.0.11
AtlassianConfluence Data Center< 6.15.2
AtlassianConfluence Server< 6.15.2
AtlassianCrowd< 3.4.3
AtlassianCrucible< 4.7.0
AtlassianFisheye< 4.7.0
AtlassianJira Data Center< 7.13.3
AtlassianJira Server< 7.13.3

Related Weaknesses (CWE)

References

FAQ

What is CVE-2018-20239?

CVE-2018-20239 is a vulnerability with a CVSS score of 5.4 (MEDIUM). Application Links before version 5.0.11, from version 5.1.0 before 5.2.10, from version 5.3.0 before 5.3.6, from version 5.4.0 before 5.4.12, and from version 6.0.0 before 6.0.4 allows remote attacker...

How severe is CVE-2018-20239?

CVE-2018-20239 has been rated MEDIUM with a CVSS base score of 5.4/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2018-20239?

Check the references section above for vendor advisories and patch information. Affected products include: Atlassian Application Links, Atlassian Confluence Data Center, Atlassian Confluence Server, Atlassian Crowd, Atlassian Crucible.