VDB-379823 · CVE-2026-12705 · GCVE-0-2026-12705

ABB KNX Update Tool up to 2.0.175 Integrity Check integrity check

CVSS Meta Temp Score CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.	Current Exploit Price (≈) Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.	CTI Interest Score Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
5.5	$0-$5k	2.27

Summaryinfo

A vulnerability has been found in ABB KNX Update Tool up to 2.0.175 and classified as critical. This issue affects some unknown processing of the component Integrity Check. The manipulation leads to integrity check. This vulnerability is listed as CVE-2026-12705. There is no available exploit.

Detailsinfo

A vulnerability was found in ABB KNX Update Tool up to 2.0.175 and classified as critical. This issue affects an unknown part of the component Integrity Check. The manipulation with an unknown input leads to a integrity check vulnerability. Using CWE to declare the problem leads to CWE-354. The product does not validate or incorrectly validates the integrity check values or "checksums" of a message. This may prevent it from detecting if the data has been modified or corrupted in transmission. The impact remains unknown. The summary by CVE is:

Missing support for integrity check vulnerability in ABB KNX Update Tool (ABB), ABB KNX Update Tool (BJE). This issue affects KNX Update Tool (ABB): through 2.0.175; KNX Update Tool (BJE): through 2.0.175.

It is possible to read the advisory at search.abb.com. The identification of this vulnerability is CVE-2026-12705 since 06/19/2026. The exploitation is known to be easy. The technical details are unknown and an exploit is not publicly available.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

Vendor

Name

KNX Update Tool

Version

2.0.175

License

commercial

CPE 2.3info

🔒

CPE 2.2info

🔒

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.5
VulDB Meta Temp Score: 5.5

VulDB Base Score: 5.5
VulDB Temp Score: 5.5
VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv2info

AV	AC	Au	C	I	A
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳

Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock

VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍

Exploitinginfo

Class: Integrity check
CWE: CWE-354 / CWE-345
CAPEC: 🔒
ATT&CK: 🔒

Physical: No
Local: No
Remote: Partially

Availability: 🔒
Status: Not defined
Price Prediction: 🔍
Current Price Estimation: 🔒

0-Day	Unlock	Unlock	Unlock	Unlock
Today	Unlock	Unlock	Unlock	Unlock

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔒

Timelineinfo

06/19/2026 CVE reserved
07/17/2026 +28 days Advisory disclosed
07/17/2026 +0 days VulDB entry created
07/17/2026 +0 days VulDB entry last update

Sourcesinfo

Advisory: search.abb.com
Status: Confirmed

CVE: CVE-2026-12705 (🔒)
GCVE (CVE): GCVE-0-2026-12705
GCVE (VulDB): GCVE-100-379823

Entryinfo

Created: 07/17/2026 17:07
Changes: 07/17/2026 17:07 (52)
Complete: 🔍
Cache ID: 216::103