CVE-2021-3898
Published: 22 April 2022
Summary
CVE-2021-3898 is a medium-severity Improper Certificate Validation (CWE-295) vulnerability in Motorola Device Help. Its CVSS base score is 6.8 (Medium).
Operationally, ranked at the 31.4th percentile by exploit likelihood (below the median); it is not currently listed in the CISA KEV catalog.
EU & UK References
- 🇪🇺 ENISA EUVD: EUVD-2021-27130
Vulnerability details
Versions of Motorola Ready For and Motorola Device Help Android applications prior to 2021-04-08 do not properly verify the server certificate which could lead to the communication channel being accessible by an attacker.
- CWE(s)
Related Threats
No named actor attribution yet. ATT&CK technique mapping in progress for this CVE.
Affected Assets
Mitigating Controls
Likely Mitigating Controls AI
Per-CVE control mapping for this CVE has not run yet; the list below is derived from the weakness types (CWEs) cited in the NVD entry.
When certificates are used to establish component provenance, the control requires correct certificate validation procedures.
Mandates approved trust anchors and issuance policies, directly preventing acceptance of unvalidated or untrusted certificates.
Correct system time is required for proper enforcement of certificate notBefore/notAfter dates and time-based revocation checks.