Skip to content
Fencer Intel
critical 9.1

CVE-2021-20651 json

Directory traversal vulnerability in ELECOM File Manager all versions allows remote attackers to create an arbitrary file or overwrite an e…

published 5y ago modified 4mo ago also EUVD-2021-8069

cvss
9.1
version 3.1, NVD
cisa kev
Not listed
not in CISA's catalog
epss
2.0%
EPSS 2.0% chance of exploitation in 30 days, percentile 80%
public exploits
0
none known

Summary

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.

Is CVE-2021-20651 in your stack? Fencer shows which of your repositories are affected as soon as an advisory lands, and opens the fix as a pull request.

Check with Fencer

Exploit prediction

1.96% chance of exploitation in the next 30 days, higher than 80% of all scored CVEs (FIRST EPSS, 2026-11-09).

CVSS scores

assigned by version score vector
NVD 3.1 9.1 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H
NVD 2.0 6.4 AV:N/AC:L/Au:N/C:N/I:P/A:P

Affected products

  • ELECOM CO.,LTD. ELECOM File Manager

Classification

Weakness
  • CWE-22 Improper Limitation of a Pathname to a Restricted Directory

References

Sources

Fencer Intel keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.