Siemens Reyrolle 7SR5 up to 2.69 data authenticity

Summaryinfo

A vulnerability labeled as very critical has been found in Siemens Reyrolle 7SR5 up to 2.69. Affected by this issue is some unknown functionality. Such manipulation leads to data authenticity. This vulnerability is uniquely identified as CVE-2026-62654. The attack can be launched remotely. No exploit exists.

Detailsinfo

A vulnerability was found in Siemens Reyrolle 7SR5 up to 2.69. It has been rated as very critical. Affected by this issue is an unknown part. The manipulation with an unknown input leads to a data authenticity vulnerability. Using CWE to declare the problem leads to CWE-345. The product does not sufficiently verify the origin or authenticity of data, in a way that causes it to accept invalid data. Impacted is confidentiality, integrity, and availability. CVE summarizes:

A vulnerability has been identified in Reyrolle 7SR5 (All versions < V2.70). A special maintenance mode can be activated via a physical key sequence during device boot, in which the device downloads and executes program code from a network server without verifying its authenticity or integrity. This could allow an attacker with physical access to the device to upload and execute arbitrary, unsigned code.

The advisory is shared for download at cert-portal.siemens.com. This vulnerability is handled as CVE-2026-62654 since 07/14/2026. The exploitation is known to be easy. The attack may be launched remotely. Additional levels of successful authentication are required for exploitation. Successful exploitation requires user interaction by the victim. There are neither technical details nor an exploit publicly available. The current price for an exploit might be approx. USD $0-$5k (estimation calculated on 09/08/2026).

Upgrading to version 2.70 eliminates this vulnerability.

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Productinfo

Vendor

• Siemens

Name

• Reyrolle 7SR5

Version

• 2.0
• 2.1
• 2.2
• 2.3
• 2.4
• 2.5
• 2.6
• 2.7
• 2.8
• 2.9
• 2.10
• 2.11
• 2.12
• 2.13
• 2.14
• 2.15
• 2.16
• 2.17
• 2.18
• 2.19
• 2.20
• 2.21
• 2.22
• 2.23
• 2.24
• 2.25
• 2.26
• 2.27
• 2.28
• 2.29
• 2.30
• 2.31
• 2.32
• 2.33
• 2.34
• 2.35
• 2.36
• 2.37
• 2.38
• 2.39
• 2.40
• 2.41
• 2.42
• 2.43
• 2.44
• 2.45
• 2.46
• 2.47
• 2.48
• 2.49
• 2.50
• 2.51
• 2.52
• 2.53
• 2.54
• 2.55
• 2.56
• 2.57
• 2.58
• 2.59
• 2.60
• 2.61
• 2.62
• 2.63
• 2.64
• 2.65
• 2.66
• 2.67
• 2.68
• 2.69

License

• commercial

Website

• Vendor: https://www.siemens.com/

CPE 2.3info

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