CVE-2021-41789
Published: 04 January 2022
Summary
CVE-2021-41789 is a medium-severity Improper Input Validation (CWE-20) vulnerability in Mediatek Mt7615 Firmware. Its CVSS base score is 6.5 (Medium).
Operationally, ranked at the 44.1th percentile by exploit likelihood (below the median); it is not currently listed in the CISA KEV catalog.
EU & UK References
- 🇪🇺 ENISA EUVD: EUVD-2021-28797
Vulnerability details
In wifi driver, there is a possible system crash due to a missing validation check. This could lead to remote denial of service from a proximal attacker with no additional execution privileges needed. User interaction is not needed for exploitation.…
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Patch ID: GN20190426015; Issue ID: GN20190426015.
- 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.
Security testing and developer training directly verify and enforce proper input validation, reducing exploitability of injection and malformed-data weaknesses.
Security testing and evaluation at multiple SDLC stages directly detects missing or flawed input validation, with the required remediation process ensuring fixes are applied.
Directly implements checks on information inputs to reject invalid data before processing.
Spam protection mechanisms perform filtering and detection on inbound/outbound messages, directly compensating for missing or weak input validation of unsolicited content.