PT-2020-8563 · Unknown · Jingyun Antivirus

Published 2020-11-23 · Updated 2020-11-25 · CVE-2018-16723

Positive Technologies (AI Summary)

CVSS v3.1

7.8

High

Base vector

AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Name of the Vulnerable Software and Affected Versions: Jingyun Antivirus version 2.4.2.39

Description: The issue allows local users to cause a denial of service (BSOD) or possibly have unspecified other impact because of not validating input values from IOCtl 0x12364020 in the driver file ZySandbox.sys.

Recommendations: For Jingyun Antivirus version 2.4.2.39, consider disabling the ZySandbox.sys driver file as a temporary workaround to minimize the risk of exploitation. Restrict access to IOCtl 0x12364020 to prevent local users from causing a denial of service or other potential impacts. At the moment, there is no information about a newer version that contains a fix for this issue.

Exploit

Fix

RCE

Weakness Enumeration

CWE-20

Related Identifiers

CVE-2018-16723

Affected Products

Jingyun Antivirus

References · 7

• 🔥 https://github.com/bsauce/poc/tree/master/jingyun_antivirus_12364020 · Exploit
• https://nvd.nist.gov/vuln/detail/CVE-2018-16723 · Security Note
• https://osv.dev/vulnerability/CVE-2018-16723 · Vendor Advisory
• https://t.me/cvenotify/6067 · Telegram Post
• https://t.me/cvenotify/6199 · Telegram Post
• https://cnvd.org.cn/flaw/show/CNVD-2018-19264 · Note
• https://t.me/cibsecurity/16756 · Telegram Post