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.

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)

EPSS: 0.015 (71.0th percentile) — read the EPSS interpretation.

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.

Affected products

Cybozu Remote_service_manager — versions 3.1.8
Cybozu, Inc. Cybozu Remote Service — versions 3.1.8

Weakness classification (CWE)

CWE-22 — Path Traversal

References

vultures@jpcert.or.jp (Third Party Advisory, x_refsource_MISC)
vultures@jpcert.or.jp (x_refsource_MISC, Vendor Advisory)

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.