CVE-2017-12734

Severity: high (CVSS 7.5 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 1.5% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2017-08-30 · updated 2026-06-17
Weakness: CWE-895

Description

A vulnerability has been identified in LOGO! 8 BM (incl. SIPLUS variants) (All versions < V1.81.2). An attacker with network access to the integrated web server on port 80/tcp could obtain the session ID of an active user session. A user must be logged in to the web interface. Siemens recommends to use the integrated webserver on port 80/tcp only in trusted networks.

Affected products

Siemens Logo!8 Bm Fs-05 Firmware: through 1.81.1

References

http://www.securityfocus.com/bid/100560
https://cert-portal.siemens.com/productcert/pdf/ssa-087240.pdf
http://www.securityfocus.com/bid/100560
https://cert-portal.siemens.com/productcert/pdf/ssa-087240.pdf

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