Arbitrary file upload in Atlassian Crucible

CVE-2020-29447

Affected versions of Atlassian Crucible allow remote attackers to impact the application's availability via a Denial of Service (DoS) vulnerability in the file upload request feature of code reviews. The affected versions are before version 4.7.4, and from version 4.8.0 before 4.8.5.

Vulnerability class: Unrestricted File Upload

Published · last modified .

CVSS v3 metric

CVSS v3 base score 4.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L.

EPSS exploit prediction

EPSS: 0.010 (61.5th percentile), scored .

Low probability of exploitation in the next 30 days, but still tracked. 61st percentile — 61.5% 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-2020-29447: 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-2020-29447?
CVE-2020-29447 is a medium-severity vulnerability in Atlassian Crucible, classified under Unrestricted Upload of File with Dangerous Type. CVSS score: 4.3/10. Published 2020-12-21.
How severe is CVE-2020-29447?
Medium severity. CVSS v3 base score is 4.3 out of 10.