Path Traversal in Cybozu Remote Service Manager

CVE-2021-20796

Directory traversal vulnerability in the management screen of Cybozu Remote Service 3.1.8 allows a remote authenticated attacker to upload an arbitrary file via unspecified vectors.

Vulnerability class: Path Traversal (Directory Traversal)

Published · last modified .

CVSS v3 metric

CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N.

EPSS exploit prediction

EPSS: 0.015 (73.5th percentile), scored .

Low probability of exploitation in the next 30 days, but still tracked. 74th percentile — 73.5% 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-2021-20796: held from 0.015 to 0.015.

EPSS over last 30 days · oldest: 0.015 · newest: 0.015 · change: 0.000

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2021-20796?
CVE-2021-20796 is a medium-severity vulnerability in Cybozu Remote Service Manager, classified under Path Traversal. CVSS score: 6.5/10. Published 2021-10-13.
How severe is CVE-2021-20796?
Medium severity. CVSS v3 base score is 6.5 out of 10.