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
Published Dec 19, 2014
4.3
MEDIUMCVSS 2.0
EPSS 1.36%
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
No data.
Configuration 1
- 6.0.5-final
Configuration 3
- 1.4.52
Running on/with
- 5.7
No data.
No Red Hat product state for this CVE.
No package ranges for this CVE.
Remediation
No remediation recorded yet.
Metrics
No CVSS v4.0 score for this CVE.
No CVSS v3.1 score for this CVE.
No CVSS v3.0 score for this CVE.
AV:N/AC:M/Au:N/C:P/I:N/A:N
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.
Score over time
2022–2026- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Percentile over time
- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Table of values (10 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 1.36% (0.01360) | 70.72th | v5 (v2026.06.15) |
| Jun 15, 2026 | 1.36% (0.01360) | 68.02th | v5 (v2026.06.15) |
| Mar 17, 2025 | 0.32% (0.00319) | 52.75th | v4 (v2025.03.14) |
| Dec 12, 2024 | 0.26% (0.00260) | 66.27th | v3 (v2023.03.01) |
| Feb 8, 2024 | 0.26% (0.00260) | 64.77th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.26% (0.00260) | 61.93th | v3 (v2023.03.01) |
| Mar 6, 2023 | 1.21% (0.01213) | 66.61th | v2 (v2022.01.01) |
| Feb 17, 2023 | 1.21% (0.01213) | 66.22th | v2 (v2022.01.01) |
| Apr 1, 2022 | 1.21% (0.01213) | 64.21th | v2 (v2022.01.01) |
| Feb 4, 2022 | 1.21% (0.01213) | 40.54th | v2 (v2022.01.01) |
References (4)
- http://packetstormsecurity.com/files/129585/Ekahau-Real-Time-Location-System-RC4-Cipher-Stream-Reuse-Weak-Key-Derivation.html x_refsource_MISC
- http://www.modzero.ch/advisories/MZ-14-01-Ekahau-RTLS.txt x_refsource_MISC
- http://www.securityfocus.com/archive/1/534241/100/0/threaded mailing-listx_refsource_BUGTRAQ
- http://www.securityfocus.com/bid/71674 vdb-entryx_refsource_BID
| Link | Providers | Tags |
|---|---|---|
| http://packetstormsecurity.com/files/129585/Ekahau-Real-Time-Location-System-RC4-Cipher-Stream-Reuse-Weak-Key-Derivation.html | x_refsource_MISC | |
| http://www.modzero.ch/advisories/MZ-14-01-Ekahau-RTLS.txt | x_refsource_MISC | |
| http://www.securityfocus.com/archive/1/534241/100/0/threaded | mailing-listx_refsource_BUGTRAQ | |
| http://www.securityfocus.com/bid/71674 | vdb-entryx_refsource_BID |
Change history (0)
No recorded changes yet.