CVE-2021-42685 is an Integer Overflow vulnerability in Accops HyWorks DVM Tools prior to version 3.3.1.105. This flaw allows a local attacker to execute arbitrary code in kernel mode or cause a denial of service through memory corruption and OS crash by sending a specially crafted I/O Request Packet to the IOCTL Handler 0x22005B. With a CVSS score of 8.8 (High), it presents a significant risk, requiring local access but having low attack complexity and potentially high impact on confidentiality, integrity, and availability. There is no evidence of active exploitation, nor are public exploit codes available in Metasploit, Nuclei, or ExploitDB, though it has received some community discussion and media coverage.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
< 3.3.1.105CPE matchmatch criteria | cpe:2.3:a:accops:hyworks_dvm_tools:*:*:*:*:*:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.2 Bluesky, 0.1 Mastodon, and 0.2 GitHub mentions.
The average CVE in this peer group has 0.3 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.
Remediation records are not available for this CVE.