SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2023-1258

Exposure of Sensitive Information to an Unauthorized Actor vulnerability in ABB Flow-X firmware on Flow-X embedded hardware (web service modules) allows Footprinting.This issue affects Flow-X: before 4.0.

EXPLOITMEDIUM 5.3EPSS 3.88%

Does this matter?

A public exploit is published in Exploit-DB, so the technical barrier is gone even though the severity is medium and EPSS is 3.9%. Treat it as high on anything reachable from the internet.

Description

Exposure of Sensitive Information to an Unauthorized Actor vulnerability in ABB Flow-X firmware on Flow-X embedded hardware (web service modules) allows Footprinting.This issue affects Flow-X: before 4.0.

CVSS 3.1
5.3 MEDIUMCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
EPSS
3.88% probability · 90th percentile
Public exploits
1 in Exploit-DB · first 19 July 2023
CISA KEV
Not listed
Weakness
CWE-200
Affected
abb/flow-x\/m firmware · abb/flow-x\/c firmware · abb/flow-x\/k firmware · abb/flow-x\/s firmware · abb/flow-x\/p firmware · abb/flow-x r firmware · abb/flow-x\/t firmware · abb/flow-x\/web firmware
Source
cybersecurity@ch.abb.com
EPSS trend
0%3%5%26 October 2026: 3.88%26 October 202626 October 2026

EPSS 3.9% since 26 October 2026; no change recorded yet. Points are recorded when the score first appears and whenever it moves by a percentage point or more.

Public exploits (1)

Entries in Exploit-DB that cite this CVE. Links go to the Exploit-DB page and to the file in the public repository; nothing is hosted here. A verified tick means the Exploit-DB team confirmed the exploit works against the stated version.

EDB-IDTitleTypePublishedVerified
EDB-51603source ↗ABB FlowX v4.00 - Exposure of Sensitive Informationhardware · Paul Smithwebapps19 July 2023no

Source: NVD record, EPSS from FIRST.org, KEV from CISA, exploits from Exploit-DB. Refreshed daily. Download this record as JSON.