01 Record
CVE-2018-20958
The Bluetooth Low Energy (BLE) subsystem on Tapplock devices before 2018-06-12 relies on Key1 and SerialNo for unlock operations; however, these are derived from the MAC address, which is broadcasted
UnratedPUBLISHEDCNA: mitre
CNA base scoreUnratedNo CNA CVSS vector
02 Description
The Bluetooth Low Energy (BLE) subsystem on Tapplock devices before 2018-06-12 relies on Key1 and SerialNo for unlock operations; however, these are derived from the MAC address, which is broadcasted
03 Exploitation and scoring
- Exploitation
- Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.
- SSVC decision
- Not assessed by CISA
- EPSS probability
- 0.49% probability of exploitation activity in the next 30 days.
- EPSS percentile
- Equal to or higher than the score of 42.4% of scored records. A rank, not a probability.
- NVD base score
- 6.5 (CVSS v3.x), scored by the NVD independently of the CNA.
- NVD CVSS vector
- CVSS:3.0/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
- NVD analysis status
- Modified. NVD last modified this record on 2026-06-17.
- Red Hat severity
- No Red Hat rating. Red Hat rates the CVEs that affect its products.
Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.
04 Metadata
- Published
- 2019-08-07 12:43Z7 YR AGO
- Last updated
- 2024-08-05 12:19Z2 YR AGO
- Reserved
- 2019-08-05
- Assigning CNA
- mitre
- Record state
- PUBLISHED
- Severity
- Not rated by the issuing CNA
- CNA CVSS vector
- Not published by the issuing CNA
- Weaknesses
- CWE-200Exposure of Sensitive Information to an Unauthorized ActorClass
- Data version
- 5.1
- Document digest
- 5e48b96bdffafd884166bf54cc4b69679d70c3f56af34e6c8b108b24be1ab220
05 Affected products
06 References
- www.pentestpartners.comhttps://www.pentestpartners.com/security-blog/totally-pwning-the-tapplock-smart-lock/
- tapplock.comhttps://tapplock.com/notice/20180612/