CVE-2021-40425

MEDIUM
Published Apr 14, 20224y ago · Modified Jun 17, 20262w ago
6.5 CVSS 3.1
Medium
Find Similar
Published Apr 14, 2022 4y ago
Last Modified Jun 17, 2026 2w ago

Description

An out-of-bounds read vulnerability exists in the IOCTL GetProcessCommand and B_03 of Webroot Secure Anywhere 21.4. A specially-crafted executable can lead to denial of service. An attacker can issue an ioctl to trigger this vulnerability. An out-of-bounds read vulnerability exists in the IOCTL GetProcessCommand and B_03 of Webroot Secure Anywhere 21.4. An IOCTL_B03 request with specific invalid data causes a similar issue in the device driver WRCore_x64. An attacker can issue an ioctl to trigger this vulnerability.

CVSS Details

Base Score
6.5
Exploitability
2.0
Impact
4.0
Vector string
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:H
Attack Vector Local
Attack Complexity Low
Privileges Required Low
User Interaction None
Scope Changed
Confidentiality None
Integrity None
Availability High

Threat Intelligence

No active exploitation signals — not in CISA KEV and no EPSS score yet.

Exploit & Patch Status
Public Exploit Known
No Patch Available

Weaknesses 1

CWE-125 Out-of-bounds Read Memory Safety

Affected Products 1

VendorProductVersionRange
webrootsecureanywhere21.4any

References 1

  • talosintelligence.com https://talosintelligence.com/vulnerability_reports/TALOS-2021-1433
    ExploitThird Party Advisory

Remediation

No remediation data recorded yet

Check vendor advisories and the NVD entry for patch availability.