Arbitrary file upload in Logicaldoc

CVE-2020-9423

LogicalDoc before 8.3.3 could allow an attacker to upload arbitrary files, leading to command execution or retrieval of data from the database. LogicalDoc provides a functionality to add documents. Those documents could then be used for multiple tasks, such as version control, shared among users, applying tags, etc. This functionality could be abused by an unauthenticated attacker to upload an arbitrary file in a restricted folder. This would lead to the executions of malicious commands with root privileges.

Vulnerability class: Unrestricted File Upload

EPSS: 0.049 (91.2th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2020-9423?
CVE-2020-9423 is a critical-severity vulnerability in Logicaldoc, classified under Unrestricted Upload of File with Dangerous Type. CVSS score: 9.8/10. Published 2020-03-18.
How severe is CVE-2020-9423?
Critical severity. CVSS v3 base score is 9.8 out of 10.