Arbitrary file upload in Txjia Imcat

CVE-2020-23520

imcat 5.2 allows an authenticated file upload and consequently remote code execution via the picture functionality.

Vulnerability class: Unrestricted File Upload

Published · last modified .

CVSS v3 metric

CVSS v3 base score 7.2 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.022 (82.2th percentile), scored .

Low probability of exploitation in the next 30 days, but still tracked. 82nd percentile — 82.2% 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-2020-23520: held from 0.022 to 0.022.

EPSS over last 30 days · oldest: 0.022 · newest: 0.022 · change: +0.001

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2020-23520?
CVE-2020-23520 is a high-severity vulnerability in Txjia Imcat, classified under Unrestricted Upload of File with Dangerous Type. CVSS score: 7.2/10. Published 2020-12-09.
How severe is CVE-2020-23520?
High severity. CVSS v3 base score is 7.2 out of 10.