CVEvulnerability
CVE-2018-25029
8.1 HIGH
Official page ↗
- Status
- Modified
- Published
- 2022-02-04
- Last modified
- 2026-06-17
- Assigner
- [email protected]
- CVSS 3.1 ([email protected])
- 8.1 HIGH — CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
- CVSS 2.0 ([email protected])
- 4.8 MEDIUM — AV:A/AC:L/Au:N/C:P/I:P/A:N
- Weaknesses
- CWE-757
Description
The Z-Wave specification requires that S2 security can be downgraded to S0 or other less secure protocols, allowing an attacker within radio range during pairing to downgrade and then exploit a different vulnerability (CVE-2013-20003) to intercept and spoof traffic.
Affected configurations
• silabs zgm130s037hgn firmware s2
• silabs zm5202 firmware s2
• silabs zm5101 firmware s2
• silabs zgm2305a27hgn firmware s2
• silabs zgm230sb27hgn firmware s2
Related
Weakness · CWE (1)
- CWE-757 Selection of Less-Secure Algorithm During Negotiation weakness
References
- https://community.silabs.com/s/share/a5U1M000000knqNUAQ/updated-your-zwave-smart-locks-are-safe-and-secure Third Party Advisory
- https://www.pentestpartners.com/security-blog/z-shave-exploiting-z-wave-downgrade-attacks/ Exploit, Third Party Advisory
- https://community.silabs.com/s/share/a5U1M000000knqNUAQ/updated-your-zwave-smart-locks-are-safe-and-secure Third Party Advisory
- https://www.pentestpartners.com/security-blog/z-shave-exploiting-z-wave-downgrade-attacks/ Exploit, Third Party Advisory