Predictive Vulnerability Intelligence.

Product

  • Product
  • Pricing
  • Documentation

Company

  • About
  • Partnerships
  • Blog
  • Support

Legal

  • Terms
  • Privacy
  • Data Licensing

© 2026 FAUCET Technologies LLC. All rights reserved.

CVE-2023-39620

21
FAUCET Score

CVE-2023-39620 is a high-severity information disclosure vulnerability affecting Buffalo America, Inc. TeraStation NAS TS5410R devices running firmware versions 5.00 through 0.07. An unauthenticated remote attacker can exploit this flaw to obtain sensitive information by leveraging the guest account function. The vulnerability has a CVSS score of 7.5, indicating a low attack complexity and a high impact on confidentiality. There is currently no public exploit code available, no evidence of active exploitation, and minimal community discussion or media coverage surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
5.00-0.07CPE matchmatch criteria
cpe:2.3:o:buffalo:terastation_nas_5410r_firmware:5.00-0.07:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.1

7.5HIGH

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

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
NONE
Availability Impact
NONE
Exploitability Score
3.9
Impact Score
3.6
CvssVersion
3.1

Exploit Intelligence

EPSS Score
0.71%
Probability of exploitation in next 30 days
EPSS Percentile
49.8%
Percentile rank of EPSS score among Peer Group
As of 2026-07-28
Model: v2026.06.15
This CVE's current EPSS score of 0.0071 is in the 26th percentile among its peer group of 51,553 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.1 Mastodon, and 0.4 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Remediation records are not available for this CVE.

References

github.com / bcross520/bcross520.github.io/wiki/Buffalo-Terastation-NAS-Disabled-guest-built%E2%80%90in-account-allows-for-SMB%5CRPC-device-enumeration.
Broken Link
github.com / bcross520/bcross520.github.io/wiki/Buffalo-Terastation-NAS-Disabled-guest-built%E2%80%90in-account-allows-for-SMB%5CRPC-device-enumeration
Exploit