CVE-2023-1630

JiangMin Antivirus IOCTL kvcore.sys 0x222000 denial of service

5.5 Medium

A vulnerability, which was classified as problematic, has been found in JiangMin Antivirus 16.2.2022.418. Affected by this issue is the function 0x222000 in the library kvcore.sys of the component IOCTL Handler. The manipulation leads to denial of service. Local access is required to approach this attack. The exploit has been disclosed to the public and may be used. The identifier of this vulnerability is VDB-224012.

Attack profile

How easy it is to exploit

Attack vector: Local
Complexity: Low
Privileges needed: Low
User interaction: None

What an attacker can affect

Confidentiality: None
Integrity: None
Availability: High

Exploit likelihood

0.32%Up 0.3 points since Mar 26, 2023

What each source reports

CVE List Score used 5.5

JiangMin Antivirus IOCTL kvcore.sys 0x222000 denial of service

Record: CVE-2023-1630
CVSS 3.1: 5.5 MediumCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
CVSS 3.0: 5.5 MediumCVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
CVSS 2.0: 4.6 AV:L/AC:L/Au:S/C:N/I:N/A:C
Weakness: CWE-404
Updated: 2026-11-02

EUVDEUVD-2023-23861 5.5

Record: EUVD-2023-23861
CVSS 3.1: 5.5 MediumCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Updated: 2026-11-03

GitHub AdvisoriesGHSA-3mrc-6j78-v932 5.5

A vulnerability, which was classified as problematic, has been found in Jianming Antivirus 16.2...

A vulnerability, which was classified as problematic, has been found in Jianming Antivirus 16.2.2022.418. Affected by this issue is some unknown functionality in the library kvcore.sys of the component IoControlCode Handler. The manipulation leads to denial of service. Local access is required to approach this attack. The exploit has been disclosed to the public and may be used. The identifier of this vulnerability is VDB-224012.

Record: GHSA-3mrc-6j78-v932
CVSS 3.1: 5.5 MediumCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Weakness: CWE-404
Updated: 2026-11-02

NVD 5.5

Record: CVE-2023-1630
CVSS 3.1: 5.5 MediumCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
CVSS 2.0: 4.6 MediumAV:L/AC:L/Au:S/C:N/I:N/A:C
Weakness: CWE-404
Updated: 2026-11-02

Affected products

History

History
Recorded	Changed	Sources
Nov 3, 2026	aliases, products, published	EUVD
Nov 2, 2026	first indexed	CVE List, GitHub Advisories, NVD

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2023-1630 is a medium vulnerability (CVSS 5.5) in Avast Antivirus, published March 25, 2023. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.32%, the 24th percentile. No source names a fixed version.