Privilege escalation in Atlassian Jira

CVE-2018-13400

Several administrative resources in Atlassian Jira before version 7.6.9, from version 7.7.0 before version 7.7.5, from version 7.8.0 before version 7.8.5, from version 7.9.0 before version 7.9.3, from version 7.10.0 before version 7.10.3, from version 7.11.0 before version 7.11.3, from version 7.12.0 before version 7.12.3, and before version 7.13.1 allow remote attackers who have obtained access to administrator's session to access certain administrative resources without needing to re-authenticate to pass "WebSudo" through an improper access control vulnerability.

Vulnerability class: Privilege Escalation

EPSS: 0.014 (70.4th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 4.7 (Medium). Vector: CVSS:3.0/AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:L/A:L.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2018-13400?
CVE-2018-13400 is a medium-severity vulnerability in Atlassian Jira, classified under Improper Privilege Management. CVSS score: 4.7/10. Published 2018-10-23.
How severe is CVE-2018-13400?
Medium severity. CVSS v3 base score is 4.7 out of 10.