CVE-2019-20100: CSRF
The Atlassian Application Links plugin is vulnerable to cross-site request forgery (CSRF). The following versions are affected: all versions prior to 5.4.21, from version 6.0.0 before version 6.0.12, from version 6.1.0 before version 6.1.2, from version 7.0.0 before version 7.0.2, and from version 7.1.0 before version 7.1.3. The vulnerable plugin is used by Atlassian Jira Server and Data Center before version 8.7.0. An attacker could exploit this by tricking an administrative user into making malicious HTTP requests, allowing the attacker to enumerate hosts and open ports on the internal network where Jira server is present.
Affected Software
Event History
Frequently Asked Questions
What is the severity of CVE-2019-20100?
CVE-2019-20100 is considered a moderate severity vulnerability due to the potential for cross-site request forgery.
How do I fix CVE-2019-20100?
To fix CVE-2019-20100, upgrade the Atlassian Application Links plugin to version 5.4.21 or later.
Which versions are affected by CVE-2019-20100?
CVE-2019-20100 affects all versions prior to 5.4.21, and various versions from 6.0.0 to 7.0.2 of the Atlassian Application Links plugin.
What type of vulnerability is CVE-2019-20100?
CVE-2019-20100 is a cross-site request forgery (CSRF) vulnerability.
What software products are impacted by CVE-2019-20100?
CVE-2019-20100 impacts Atlassian JIRA, Jira Data Center, and Jira Server versions specified in the vulnerability description.