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Vulnerabilities

Vulnerability · CVE-2023-44976

Exposed IOCTL with Insufficient Access Control

Published Nov 23, 2023 · catalog updated Aug 1, 2025 · Hangzhou Shunwang Rentdrv2

Patch now

CVE-2023-44976 is in the CISA known-exploited catalog. Confirm Hangzhou Shunwang Rentdrv2 against the vendor advisory and apply that fix. The CVSS score does not change the priority.

Gaps on this record

  • No version range is stored. A customer cannot check an installed version against this record.
Severity
Low3.2
Known exploitation
CISA KEV and VulnCheck KEV
EPSS
0.18%
Remediation
Remediation guidance
Affected products
vendor Hangzhou Shunwang Rentdrv2 9165d4f3036919a96b86d24b64d75d692802c7513f2b3054b20be40c212240a5 · vendor oretnom23 customer_support_system

Hangzhou Shunwang Rentdrv2 before 2024-12-24 allows local users to terminate EDR processes and possibly have unspecified other impact via DeviceIoControl with control code 0x22E010, as exploited in the wild in October 2023.

Are you affected?

Enter the version you run. The result uses only the ranges stored on this record.

The check returns affected, not affected, or incomplete. It does not guess a version that is missing from the record.

  • vendor Hangzhou Shunwang Rentdrv2 9165d4f3036919a96b86d24b64d75d692802c7513f2b3054b20be40c212240a59165d4f3036919a96b86d24b64d75d692802c7513f2b3054b20be40c212240a5
  • vendor oretnom23 customer_support_systemversion unspecified

How to fix CVE-2023-44976

What to do

Three questions, each answered from this record only. Confirm the vendor advisory before you patch.

Should you patch?

CVE-2023-44976 is in the CISA known-exploited catalog. Confirm Hangzhou Shunwang Rentdrv2 against the vendor advisory and apply that fix. The CVSS score does not change the priority.

Which versions are affected?

Compare what you have installed with Hangzhou Shunwang Rentdrv2 9165d4f3036919a96b86d24b64d75d692802c7513f2b3054b20be40c212240a5 9165d4f3036919a96b86d24b64d75d692802c7513f2b3054b20be40c212240a5. Apply remediations or mitigations per vendor instructions or discontinue use of the product if remediation or mitigations are unavailable.

What should an analyst verify?

No weakness class is stored. EPSS 0.18%. The CISA KEV listing is the exploitation evidence. No Exploit-DB or Metasploit reference is linked. Use the source links for the original advisory.

Code

The project this record applies to. Exploit listings stay in References.

Timeline

Detection, updates, and resolution for this record.

  1. Nov 23, 2023 · VulnCheck KEV

    Detected

    Hangzhou Shunwang Rentdrv2 before 2024-12-24 allows local users to terminate EDR processes and possibly have unspecified other impact via DeviceIoControl with control code 0x22E010, as exploited in the wild in October 2023.

  2. Nov 23, 2023 · CISA KEV

    Known exploited

    Apply remediations or mitigations per vendor instructions or discontinue use of the product if remediation or mitigations are unavailable.

  3. Aug 1, 2025 · EUVD

    Updated

    Hangzhou Shunwang Rentdrv2 before 2024-12-24 allows local users to terminate EDR processes and possibly have unspecified other impact via DeviceIoControl with control code 0x22E010, as exploited in the wild in October 2023.

Sources

  • CVE.orgVulnerability recordCVE-2023-44976

    Official CVE identifier

    cve.org
  • FIRST EPSSExploitation probabilityCVE-2023-44976

    30-day exploitation probability 0.18%

    first.org
  • EUVDVulnerability recordEUVD-2023-49299

    Hangzhou Shunwang Rentdrv2 before 2024-12-24 allows local users to terminate EDR processes and possibly have unspecified other impact via DeviceIoControl with control code 0x22E010, as exploited in the wild in October 2023.

    euvd.enisa.europa.eu
  • VulnCheck KEVConfirmed exploitationCVE-2023-44976

    Hangzhou Shunwang Rentdrv2 before 2024-12-24 allows local users to terminate EDR processes and possibly have unspecified other impact via DeviceIoControl with control code 0x22E010, as exploited in the wild in October 2023.

    vulncheck.com

References

Freshness

Last verified in this catalog Oct 21, 2026. Significant claims (KEV, EPSS, CVSS, affected ranges) come from the source rows above — open the original publisher for the authoritative advisory.