Auth bypass in Atlassian Jira

CVE-2021-41308

Affected versions of Atlassian Jira Server and Data Center allow authenticated yet non-administrator remote attackers to edit the File Replication settings via a Broken Access Control vulnerability in the `ReplicationSettings!default.jspa` endpoint. The affected versions are before version 8.6.0, from version 8.7.0 before 8.13.12, and from version 8.14.0 before 8.20.1.

Published · last modified .

CVSS v3 metric

CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N.

EPSS exploit prediction

EPSS: 0.010 (63.2th percentile), scored .

Low probability of exploitation in the next 30 days, but still tracked. 63rd percentile — 63.2% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2021-41308: held from 0.010 to 0.010.

EPSS over last 30 days · oldest: 0.010 · newest: 0.010 · change: 0.000

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2021-41308?
CVE-2021-41308 is a medium-severity vulnerability in Atlassian Jira, classified under Improper Authorization. CVSS score: 6.5/10. Published 2021-10-26.
How severe is CVE-2021-41308?
Medium severity. CVSS v3 base score is 6.5 out of 10.