Session hijacking in LOGO! - CVE-2017-12734

 

Session hijacking in LOGO! - CVE-2017-12734

Published: August 31, 2017


Vulnerability identifier: #VU8047
CSH Severity: Low
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/E:P/U:Clear
CVE-ID: CVE-2017-12734
CWE-ID: CWE-384
Exploitation vector: Remote access
Exploit availability: No public exploit available
Vendor: Siemens
Affected software:
LOGO!

Detailed vulnerability description

The vulnerability allows a remote attacker to hijack the target user's session.

The weakness exists due to improper access control. A remote attacker with network access to the integrated web server on port 80/tcp can obtain the session ID of an active user session.

How to mitigate CVE-2017-12734

Update to version 1.81.2.

Sources