02 Records
FEED: ACQUIRING
01 RecordSTATE: PUBLISHED
02 Description
CNA: icscertZero Motorcycles Firmware Key Exchange without Entity Authentication
03 Exploitation and scoring
SRC: CISA, FIRST, NVD, RED HAT- Exploitation
- Assessed, none found. CISA's assessment recorded neither public exploit code nor evidence of exploitation when it was made.
- SSVC decision
- ExploitationnoneCISA recorded no public exploit code and no evidence of exploitation.
- AutomatablenoAt least one step from reconnaissance to exploitation cannot be reliably automated.
- Technical ImpactpartialSuccessful exploitation gives limited control of the vulnerable component.
CISA publishes the decision points, not a final SSVC decision. The decision also depends on mission and well-being impact, which is a property of your deployment rather than of the vulnerability.- EPSS probability
- 0.13% probability of exploitation activity in the next 30 days.
- EPSS percentile
- Ranks above 3.3% of scored records. A rank, not a probability.
- NVD base score
- 5.9 (CVSS v4.0), scored by the NVD independently of the CNA.
- NVD CVSS vector
- CVSS:4.0/AV:A/AC:H/AT:P/PR:N/UI:P/VC:N/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
- NVD analysis status
- Awaiting Analysis. 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.
SCHEMA: 5.2
- Published
- 2026-04-21 21:43Z4 MO AGO
- Last updated
- 2026-06-24 21:43Z2 MO AGO
- Reserved
- 2026-01-22
- Assigning CNA
- icscert
- Record state
- PUBLISHED
- Severity
- Medium (CVSS 5.9)
- CNA CVSS vector
- CVSS:4.0/AV:A/AC:H/AT:P/PR:N/UI:P/VC:N/VI:H/VA:H/SC:N/SI:N/SA:N
- Weaknesses
- CWE-322Key Exchange without Entity AuthenticationBase
- Data version
- 5.2
- Document digest
- f9cf670cc8177a93d478acd39574e4fbd310b4ac9f15528e14af3c0c3a3cd64f
05 Affected products
PAIRS: 1VendorProductVersionsPlatforms
SRC: CNA
Zero Motorcycles has addressed this issue in a firmware update that is available on their FOTA platform and can be obtained by using the mobile app or by visiting an authorized Zero Motorcycles dealership. Zero Motorcycles recommends all users update the firmware to the latest available version.