What is CVE-2019-20400?

CVE-2019-20400 is a high-severity vulnerability in Atlassian Jira Server, classified under Uncontrolled Search Path Element. CVSS score: 7.8/10. Published 2020-02-06.

How severe is CVE-2019-20400?

High severity. CVSS v3 base score is 7.8 out of 10.

Vulnerability in Atlassian Jira Server

CVE-2019-20400

The usage of Tomcat in Jira before version 8.5.2 allows local attackers with permission to write a dll file to a directory in the global path environmental variable can inject code into via a DLL hijacking vulnerability.

EPSS: 0.004 (28.4th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.

Affected products

Atlassian Jira Server — versions unspecified
Atlassian Jira_server

Weakness classification (CWE)

CWE-427 — Uncontrolled Search Path Element

References

security@atlassian.com (x_refsource_MISC, Vendor Advisory)

Frequently asked questions

What is CVE-2019-20400?: CVE-2019-20400 is a high-severity vulnerability in Atlassian Jira Server, classified under Uncontrolled Search Path Element. CVSS score: 7.8/10. Published 2020-02-06.
How severe is CVE-2019-20400?: High severity. CVSS v3 base score is 7.8 out of 10.