What is CVE-2019-20453?

CVE-2019-20453 is a high-severity vulnerability in Pydio, classified under Deserialization of Untrusted Data. CVSS score: 8.8/10. Published 2020-03-17.

How severe is CVE-2019-20453?

High severity. CVSS v3 base score is 8.8 out of 10.

Deserialization in Pydio

CVE-2019-20453

A problem was found in Pydio Core before 8.2.4 and Pydio Enterprise before 8.2.4. A PHP object injection is present in the page plugins/uploader.http/HttpDownload.php. An authenticated user with basic privileges can inject objects and achieve remote code execution.

Vulnerability class: Insecure Deserialization

EPSS: 0.021 (80.1th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

Affected products

Pydio
N/a — versions n/a

Weakness classification (CWE)

CWE-502 — Deserialization of Untrusted Data

References

cve@mitre.org (x_refsource_MISC, Vendor Advisory)
cve@mitre.org (Third Party Advisory, x_refsource_MISC)

Frequently asked questions

What is CVE-2019-20453?: CVE-2019-20453 is a high-severity vulnerability in Pydio, classified under Deserialization of Untrusted Data. CVSS score: 8.8/10. Published 2020-03-17.
How severe is CVE-2019-20453?: High severity. CVSS v3 base score is 8.8 out of 10.