CVE-2020-14183 Information disclosure in Jira Server

Medium 4.3 Published 6 Oct 2020 Updated 17 Sep 2024

Remote attackers with limited privileges can view the Support Entitlement Number via HTTP headers, exposing sensitive instance information.

Exploited in the wild: Not known
Login needed: Any signed-in user
Attackable: Over the internet
Victim action needed: Not needed
Fix: None listed

What is CVE-2020-14183?

CVE-2020-14183 is a medium-severity vulnerability in Atlassian Jira, published on 6 Oct 2020. Any signed-in user can exploit it over the network, with no action from the victim.

Official description

Affected versions of Jira Server & Data Center allow a remote attacker with limited (non-admin) privileges to view a Jira instance's Support Entitlement Number (SEN) via an Information Disclosure vulnerability in the HTTP Response headers. The affected versions are before version 7.13.18, from version 8.0.0 before 8.5.9, and from version 8.6.0 before 8.12.1.

Weakness: CWE-200

Which versions are affected by CVE-2020-14183?

It affects 1 product.

Products include Atlassian Jira.

How do I fix CVE-2020-14183?

No fix has been published for CVE-2020-14183 yet. Limit exposure of the affected software until one is available.

Is CVE-2020-14183 being exploited?

There is no known exploitation of CVE-2020-14183 in the wild and no public exploit code.

All Atlassian Jira vulnerabilities

Sources

Also known as GHSA-c7mj-gq36-7x33.