CVE-2018-16721 — HIGH (7.8)

Vulnerability Description

In Jingyun Antivirus v2.4.2.39, the driver file (ZySandbox.sys) allows local users to cause a denial of service (BSOD) or possibly have unspecified other impact because of not validating input values from IOCtl 0x12360090, a related issue to CVE-2018-16306.

CVSS Score

7.8

HIGH

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

HIGH

Integrity

HIGH

Availability

HIGH

Affected Products

Vendor	Product	Versions
V-Secure	Jingyun Antivirus	2.4.2.39

Related Weaknesses (CWE)

CWE-20

References

https://github.com/bsauce/poc/tree/master/jingyun_antivirus_12360090Third Party Advisory
https://www.cnvd.org.cn/flaw/show/CNVD-2018-19266Third Party Advisory
https://github.com/bsauce/poc/tree/master/jingyun_antivirus_12360090Third Party Advisory
https://www.cnvd.org.cn/flaw/show/CNVD-2018-19266Third Party Advisory

FAQ

What is CVE-2018-16721?

CVE-2018-16721 is a vulnerability with a CVSS score of 7.8 (HIGH). In Jingyun Antivirus v2.4.2.39, the driver file (ZySandbox.sys) allows local users to cause a denial of service (BSOD) or possibly have unspecified other impact because of not validating input values ...

How severe is CVE-2018-16721?

CVE-2018-16721 has been rated HIGH with a CVSS base score of 7.8/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2018-16721?

Check the references section above for vendor advisories and patch information. Affected products include: V-Secure Jingyun Antivirus.