CVE-2021-20651 — CRITICAL (9.1)

Vulnerability Description

Directory traversal vulnerability in ELECOM File Manager all versions allows remote attackers to create an arbitrary file or overwrite an existing file in a directory which can be accessed with the application privileges via unspecified vectors.

CVSS Score

9.1

CRITICAL

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

NONE

Integrity

HIGH

Availability

HIGH

Affected Products

Vendor	Product	Versions
Elecom	File Manager	All versions

Related Weaknesses (CWE)

CWE-22

References

https://jvn.jp/en/jp/JVN98115035/index.htmlThird Party Advisory
https://www.elecom.co.jp/news/security/20210126-01/Vendor Advisory
https://jvn.jp/en/jp/JVN98115035/index.htmlThird Party Advisory
https://www.elecom.co.jp/news/security/20210126-01/Vendor Advisory

FAQ

What is CVE-2021-20651?

CVE-2021-20651 is a vulnerability with a CVSS score of 9.1 (CRITICAL). Directory traversal vulnerability in ELECOM File Manager all versions allows remote attackers to create an arbitrary file or overwrite an existing file in a directory which can be accessed with the ap...

How severe is CVE-2021-20651?

CVE-2021-20651 has been rated CRITICAL with a CVSS base score of 9.1/10. This is considered a critical vulnerability requiring immediate attention.

Is there a patch for CVE-2021-20651?

Check the references section above for vendor advisories and patch information. Affected products include: Elecom File Manager.