Skip to content
Fencer Vulns
medium 6.5

CVE-2024-28022 json

A vulnerability exists in the UNEM server / APIGateway that if exploited allows a malicious user to perform an arbitrary number of authenti…

published 2024-06-11 2 y ago modified 2026-06-17 4 mo ago also EUVD-2024-25196

cvss
6.5
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 29%
public exploits
0
none known

Summary

A vulnerability exists in the UNEM server / APIGateway that if exploited allows a malicious user to perform an arbitrary number of authentication attempts using different passwords, and eventually gain access to other components in the same security realm using the targeted account.

Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

cisa ICSA-25-014-01 updated cvss 6.5

Hitachi Energy FOXMAN-UN

  • Hitachi Energy FOXMAN-UN R16B, R15B, R16A, R15A
    affected: mitigation, no fix planned

Facts from CISA's republication of the vendor's own advisory (CSAF); the linked advisory is the authoritative source. CISA notification · csaf

cisa ICSA-25-030-01 updated cvss 6.5

Hitachi Energy UNEM

  • Hitachi Energy UNEM R16B, R15B, R16A, R15A
    affected: mitigation, no fix planned

Facts from CISA's republication of the vendor's own advisory (CSAF); the linked advisory is the authoritative source. CISA notification · csaf

CISA SSVC

Exploitation
none
Automatable
no
Technical impact
partial
Assessed
2 y ago

Exploit prediction

0.36% chance of exploitation in the next 30 days, higher than 29% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
CNA 3.1 6.5 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:L/I:L/A:L
NVD 3.1 6.5 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:L/I:L/A:L

Affected products

  • Hitachi Energy FOXMAN-UN
  • Hitachi Energy UNEM

Classification

Weakness
  • CWE-307 Improper Restriction of Excessive Authentication Attempts

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.