CVE-2018-20827 — MEDIUM (5.4)

Q: What is CVE-2018-20827?

CVE-2018-20827 is a vulnerability with a CVSS score of 5.4 (MEDIUM). The activity stream gadget in Jira before version 7.13.1 allows remote attackers to inject arbitrary HTML or JavaScript via a cross site scripting (XSS) vulnerability in the country parameter.

Q: How severe is CVE-2018-20827?

CVE-2018-20827 has been rated MEDIUM with a CVSS base score of 5.4/10. Review the CVSS metrics above for detailed severity breakdown.

Q: Is there a patch for CVE-2018-20827?

Check the references section above for vendor advisories and patch information. Affected products include: Atlassian Jira.

Vulnerability Description

The activity stream gadget in Jira before version 7.13.1 allows remote attackers to inject arbitrary HTML or JavaScript via a cross site scripting (XSS) vulnerability in the country parameter.

CVSS Score

5.4

MEDIUM

CVSS:3.0/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

Vendor	Product	Versions
Atlassian	Jira	>= 7.0.0, < 7.13.1

Related Weaknesses (CWE)

CWE-79

References

https://jira.atlassian.com/browse/JRASERVER-69237ExploitIssue TrackingVendor Advisory
https://jira.atlassian.com/browse/JRASERVER-69237ExploitIssue TrackingVendor Advisory

FAQ

What is CVE-2018-20827?

CVE-2018-20827 is a vulnerability with a CVSS score of 5.4 (MEDIUM). The activity stream gadget in Jira before version 7.13.1 allows remote attackers to inject arbitrary HTML or JavaScript via a cross site scripting (XSS) vulnerability in the country parameter.

How severe is CVE-2018-20827?

CVE-2018-20827 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-2018-20827?

Check the references section above for vendor advisories and patch information. Affected products include: Atlassian Jira.