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Fencer Vulns
critical 9.8

CVE-2025-53187 json

Unauthenticated RCE

published 2025-08-11 14 mo ago modified 2026-06-17 4 mo ago also EUVD-2025-24162

cvss
9.8
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
0.7%
EPSS 0.7% chance of exploitation in 30 days, percentile 52%
public exploits
0
none known

Summary

Due to an issue in configuration, code that was intended for debugging purposes was included in the market release of the ASPECT FW allowing an attacker to bypass authentication. This vulnerability may allow an attacker to change the system time, access files, and make function calls without prior authentication. This issue affects all versions of ASPECT prior to 3.08.04-s01

Patch / fix

  • ABB ASPECT <3.08.04-s01

Vendor advisories

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

cisa ICSA-25-252-02 updated cvss 9.8

ABB Cylon Aspect BMS/BAS

  • ABB ASPECT-Enterprise ASP-ENT-x <3.08.04-s01 ABB MATRIX Series MAT-x <3.08.04-s01 ABB NEXUS Series NEX-2x <3.08.04-s01 ABB NEXUS Series NEXUS-3-x <3.08.04-s01
    affected: mitigation “For more information refer to ABB's Cybersecurity Advisory 9AKK108471A4 462. The ABB advisory includes a detailed mapping of applicable mitigations for each listed vulnerability.” search.abb.com

From CISA ICS and IT advisories (CSAF, https://github.com/cisagov/CSAF), a U.S. Government work; changed: reduced to products, statuses and remediations. CISA notification · csaf

CISA SSVC

Exploitation
none
Automatable
no
Technical impact
total
Assessed
14 mo ago

Exploit prediction

0.68% chance of exploitation in the next 30 days, higher than 52% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
CNA 3.1 9.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CNA 4.0 9.3 CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
CNA 4.0 9.3 CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

Affected products

  • ABB ASPECT

Classification

Weakness
  • CWE-288 Authentication Bypass Using an Alternate Path or Channel

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.