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Fencer Vulns
high 7.5

CVE-2023-23595 json

BlueCat Device Registration Portal 2.2 allows XXE attacks that exfiltrate single-line files.

published 2023-01-15 3 y ago modified 2026-06-17 4 mo ago also EUVD-2023-27695

cvss
7.5
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
1.0%
EPSS 1.0% chance of exploitation in 30 days, percentile 62%
public exploits
0
none known

Summary

BlueCat Device Registration Portal 2.2 allows XXE attacks that exfiltrate single-line files. A single-line file might contain credentials, such as "machine example.com login daniel password qwerty" in the documentation example for the .netrc file format. NOTE: 2.x versions are no longer supported. There is no available information about whether any later version is affected.

CISA SSVC

Exploitation
Proof of concept is public
Automatable
no
Technical impact
partial
Assessed
19 mo ago

Exploit prediction

0.98% chance of exploitation in the next 30 days, higher than 62% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • github.com https://github.com/colemanjp/XXE-Vulnerability-in-Bluecat-Device-Registration-Portal-DRP referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
CISA ADP 3.1 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
NVD 3.1 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
CNA 3.1 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Classification

Weakness
  • CWE-611 Improper Restriction of XML External Entity Reference

References

Sources

Fencer Vulns 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.