Vulnerability Details : CVE-2018-25029
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.
Products affected by CVE-2018-25029
- cpe:2.3:o:silabs:zgm130s037hgn_firmware:s2:*:*:*:*:*:*:*
- cpe:2.3:o:silabs:zm5202_firmware:s2:*:*:*:*:*:*:*
- cpe:2.3:o:silabs:zm5101_firmware:s2:*:*:*:*:*:*:*
- cpe:2.3:o:silabs:zgm2305a27hgn_firmware:s2:*:*:*:*:*:*:*
- cpe:2.3:o:silabs:zgm230sb27hgn_firmware:s2:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2018-25029
0.09%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 38 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2018-25029
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
4.8
|
MEDIUM | AV:A/AC:L/Au:N/C:P/I:P/A:N |
6.5
|
4.9
|
NIST | |
|
8.1
|
HIGH | CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N |
2.8
|
5.2
|
NIST |
CWE ids for CVE-2018-25029
-
A protocol or its implementation supports interaction between multiple actors and allows those actors to negotiate which algorithm should be used as a protection mechanism such as encryption or authentication, but it does not select the strongest algorithm that is available to both parties.Assigned by: cret@cert.org (Secondary)
References for CVE-2018-25029
-
https://www.pentestpartners.com/security-blog/z-shave-exploiting-z-wave-downgrade-attacks/
Z-Shave. Exploiting Z-Wave downgrade attacks | Pen Test PartnersExploit;Third Party Advisory
-
https://community.silabs.com/s/share/a5U1M000000knqNUAQ/updated-your-zwave-smart-locks-are-safe-and-secure
7S News DetailThird Party Advisory
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