Path Traversal in Atlassian Data Center

CVE-2020-29453

The CachingResourceDownloadRewriteRule class in Jira Server and Jira Data Center before version 8.5.11, from 8.6.0 before 8.13.3, and from 8.14.0 before 8.15.0 allowed unauthenticated remote attackers to read arbitrary files within WEB-INF and META-INF directories via an incorrect path access check.

Vulnerability class: Path Traversal (Directory Traversal)

EPSS: 0.231 (97.5th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N.

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2020-29453?
CVE-2020-29453 is a medium-severity vulnerability in Atlassian Data Center, classified under Path Traversal. CVSS score: 5.3/10. Published 2021-02-22.
How severe is CVE-2020-29453?
Medium severity. CVSS v3 base score is 5.3 out of 10.
Is CVE-2020-29453 known to be exploited?
8 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.