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CVE-2021-20692

22
FAUCET Score

CVE-2021-20692 is a directory traversal vulnerability affecting Eikisoft Archive Collectively Operation Utility versions 2.10.1.0 and earlier. An attacker can exploit this by tricking a user into expanding a specially crafted malicious ZIP archive, leading to the creation or overwriting of arbitrary files. This vulnerability has a CVSS score of 7.1 (High), indicating a local attack vector with low complexity, requiring user interaction, and potentially resulting in high impact to integrity and availability. There is no evidence of active exploitation, publicly available exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
<= 2.10.1.0CPE matchmatch criteria
cpe:2.3:a:eikisoft:archive_collectively_operation_utility:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.1

7.1HIGH

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

Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
HIGH
Availability Impact
HIGH
Exploitability Score
1.8
Impact Score
5.2
CvssVersion
3.1

Exploit Intelligence

EPSS Score
1.00%
Probability of exploitation in next 30 days
EPSS Percentile
59.2%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0100 is in the 56th percentile among its peer group of 11,617 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.2 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.3 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Remediation records are not available for this CVE.

References

jvn.jp / en/jp/JVN73236007/index.html
Third Party Advisory
eikisoft.com / release01.html
Release NotesVendor Advisory