CVE-2020-14181 Information disclosure in Jira Server

What is CVE-2020-14181?

CVE-2020-14181 is a medium-severity vulnerability in Atlassian Jira, published on 17 Sep 2020. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

Affected versions of Atlassian Jira Server and Data Center allow an unauthenticated user to enumerate users via an Information Disclosure vulnerability in the /ViewUserHover.jspa endpoint. The affected versions are before version 7.13.6, from version 8.0.0 before 8.5.7, and from version 8.6.0 before 8.12.0.

Weakness: CWE-200

Which versions are affected by CVE-2020-14181?

It affects 3 products.

Products include Atlassian Data Center, Atlassian Jira, Atlassian Jira Server.

How do I fix CVE-2020-14181?

No fix has been published for CVE-2020-14181 yet. Limit exposure of the affected software until one is available.

Is CVE-2020-14181 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2020-14181 exists.

Public exploit code: 1 Metasploit module, 1 Exploit-DB entry, 1 Nuclei template and 3 proofs of concept on GitHub.

Other vulnerabilities in Atlassian Jira

• CVE-2017-18113 Code injection in Jira Data Center High 8.8
• CVE-2021-41312 Auth bypass in Jira Data Center High 7.5
• CVE-2021-39123 Denial of service in Jira Data Center High 7.5
• CVE-2021-39113 Missing authorization in Jira Data Center High 7.5
• CVE-2021-43947 Code injection in Jira Data Center High 7.2

All Atlassian Jira vulnerabilities

Sources

• CVE record
• NVD
• OSV
• GitHub advisory
• How this page is made

Also known as GHSA-hpxx-cq4g-w5wr.