What’s Vulnerable › Vulnerabilities

CVE-2014-2716

• Severity: medium (CVSS 4.3 v2.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.4% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2014-12-19 · updated 2026-06-17
• Weakness: CWE-310

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.

Affected products

• Ekahau Activator: 3
• Ekahau B4 Staff Badge Tag Firmware: 1.4.52
• Ekahau Real-Time Location System Controller: 6.0.5-final

References

• 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
• 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

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