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CVE-2020-28929

28
FAUCET Score

CVE-2020-28929 describes an unrestricted access vulnerability in EPSON EPS TSE Server 8 (version 21.0.11) that allows unauthenticated attackers to remotely download administrative hashed credentials. This critical vulnerability (CVSS 9.8) has a low attack complexity and no user interaction required, enabling full confidentiality, integrity, and availability impact. While there is no known active exploitation, public exploit code, or significant community discussion, the high CVSS score and FAUCET Risk Score of 81/100 indicate its severe potential.

Impacted Technologies

VendorProductVersion(s)CPE
21.0.11CPE matchmatch criteria
cpe:2.3:o:epson:eps_tse_server_8_firmware:21.0.11:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.1

9.8CRITICAL

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

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
Exploitability Score
3.9
Impact Score
5.9
CvssVersion
3.1

Exploit Intelligence

EPSS Score
1.23%
Probability of exploitation in next 30 days
EPSS Percentile
65.8%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0123 is in the 52nd percentile among its peer group of 36,862 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.3 Bluesky, 0.3 Mastodon, and 2.4 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

blog.bssi.fr / multiple-vulnerabilities-within-epson-eps-tse-server-8
ExploitThird Party Advisory