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TI-2021-18901 Aliases CVE-2021-42681GHSA-fqp4-xmg3-px7j

A Buffer Overflow vulnerability exists in Accops HyWorks DVM Tools prior to v3.3.1.105.

Priority LOW 39CWE-120Published · Updated

Key facts

Attack vector
Local
Privileges required
Low
User interaction
None
Attack complexity
Low
Impact type
Code execution
Confidentiality · integrity · availability
High · High · High
Fix status
No fix listed

Attack profile from CVSS 3.1 · NVD. Fix status from CNA. Impact type from CWE-120 and the CVSS impact.

Summary

A Buffer Overflow vulnerability exists in Accops HyWorks DVM Tools prior to v3.3.1.105. The IOCTL Handler 0x22001B allows local attackers to execute arbitrary code in kernel mode or cause a denial of service (memory corruption and OS crash) via specially crafted I/O Request Packet.

Why it matters now

EPSS 0.00478 41st percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by NVD
Fix No fix listed No fixed version in the sources yet

SSVC decision points

Not available: CISA has not published SSVC decision points for this record.

Affected products

VendorProductAffected versionsFixed inStatusSource
——all versions—No fix listedCNA
  • — Vendor— Affected all versions Fixed in — No fix listed CNA

CPE configurations NVD · 1

CPEVersionsRoleVendor
cpe:2.3:a:accops:hyworks_dvm_tools:*:*:*:*:*:*:*:*before 3.3.1.105VulnerableAccops
  • cpe:2.3:a:accops:hyworks_dvm_tools:*:*:*:*:*:*:*:* Versions before 3.3.1.105 Vulnerable ·Accops

Remediation

No fixed version listed by the sources yet.

Timeline

  1. 2026-10-02 Threatist record created from CVE-2021-42681
  2. 2026-10-03 Alias added: GHSA-fqp4-xmg3-px7j

References

Exploit 1

  • TI-2021-18904 An Integer Overflow vulnerability exists in Accops HyWorks DVM Tools prior to v3.3.1.105 . CVSS 3.1HIGH 8.8
  • TI-2021-18902 An Integer Overflow vulnerability exists in Accops HyWorks DVM Tools prior to v3.3.1.105… CVSS 3.1HIGH 8.8

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences