Rewterz Threat Advisory Siemens SIMATIC RF6XXR Multiple Vulnerabilities

Severity

Medium

Analysis Summary

CVE-2011-3389

The SSL protocol encrypts data by using CBC mode with chained initialization vectors, which may allow a man-in-the-middle attack to obtain plaintext HTTP headers.

CVE-2016-6329

Long-duration TLS sessions used with a 64-bit block cipher may allow remote attackers to obtain cleartext data.

CVE-2013-0169

Outdated versions of TLS and DTLS allow statistical analysis of timing data for crafted packets, which may allow remote attackers to conduct distinguishing and plaintext-recovery attacks.

Impact

Improper Input Validation

Affected Vendors

Siemens

Affected Products

• Siemens RF615R
• Siemens RF68XR

Remediation

Siemens recommends users upgrade to Version 3.2.1 or newer for both affected products.