CVE-2014-2716 Information

Description

Ekahau B4 staff badge tag 5.7 with firmware 1.4.52 Real-Time Location System (RTLS) Controller 6.0.5-FINAL and Activator 3 reuses the RC4 cipher stream which makes it easier for remote attackers to obtain plaintext messages via an XOR operation on two ciphertexts.

Reference

http://packetstormsecurity.com/files/129585/Ekahau-Real-Time-Location-System-RC4-Cipher-Stream-Reuse-Weak-Key-Derivation.html http://www.modzero.ch/advisories/MZ-14-01-Ekahau-RTLS.txt http://www.securityfocus.com/archive/1/534241/100/0/threaded http://www.securityfocus.com/bid/71674