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Fencer Vulns
critical 9.6

CVE-2023-28727 json

Panasonic AiSEG2 versions 2.00J through 2.93A allows adjacent attackers bypass authentication due to mishandling of X-Forwarded-For headers.

published 2023-03-31 3 y ago modified 2026-06-17 4 mo ago also EUVD-2023-32365

cvss
9.6
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
0.4%
EPSS 0.4% chance of exploitation in 30 days, percentile 31%
public exploits
0
none known

Summary

Panasonic AiSEG2 versions 2.00J through 2.93A allows adjacent attackers bypass authentication due to mishandling of X-Forwarded-For headers.

CISA SSVC

Exploitation
none
Automatable
no
Technical impact
total
Assessed
20 mo ago

Exploit prediction

0.38% chance of exploitation in the next 30 days, higher than 31% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
CNA 3.1 9.6 CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
NVD 3.1 8.8 CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected products

  • Panasonic AiSEG2

Classification

Weakness
  • CWE-305 Authentication Bypass by Primary Weakness
  • CWE-287 Improper Authentication

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.