CVE-2021-42686
Published: 07 December 2021
Summary
CVE-2021-42686 is a high-severity Integer Overflow or Wraparound (CWE-190) vulnerability in Accops Hyworks Windows Client. Its CVSS base score is 8.8 (High).
Operationally, ranked at the 20.2th percentile by exploit likelihood (below the median); it is not currently listed in the CISA KEV catalog; a public proof-of-concept is referenced.
EU & UK References
- 🇪🇺 ENISA EUVD: EUVD-2021-29647
Vulnerability details
An Integer Overflow exists in Accops HyWorks Windows Client prior to v 3.2.8.200. The IOCTL Handler 0x22001B in the Accops HyWorks Windows Client prior to v 3.2.8.200 allow local attackers to execute arbitrary code in kernel mode or cause a…
more
denial of service (memory corruption and OS crash) via specially crafted I/O Request Packet.
- CWE(s)
Related Threats
No named actor attribution yet. ATT&CK technique mapping in progress for this CVE.
Affected Assets
Mitigating Controls
No mitigating controls mapped yet. The per-CVE control annotator has not reached this CVE.