PT-2018-17246 · Zillya · Zillya! Antivirus

Published 2018-01-21 · Updated 2018-02-05 · CVE-2018-5957

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: Zillya! Antivirus version 3.0.2230.0

Description: The issue is related to the driver file zef.sys in Zillya! Antivirus, which does not validate input values from IOCtl 0x9C40242C. This can allow local users to cause a denial of service (BSOD) or possibly have other unspecified impacts.

Recommendations: For Zillya! Antivirus version 3.0.2230.0, consider disabling the zef.sys driver file as a temporary workaround until a patch is available. Restrict access to IOCtl 0x9C40242C to minimize the risk of exploitation. At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Exploit

RCE

Weakness Enumeration

CWE-20

Related Identifiers

CVE-2018-5957

Affected Products

Zillya! Antivirus

References · 3

• 🔥 https://github.com/ZhiyuanWang-Chengdu-Qihoo360/ZillyaAntivirus_POC/tree/master/0x9C40242C · Exploit
• https://nvd.nist.gov/vuln/detail/CVE-2018-5957 · Security Note
• https://osv.dev/vulnerability/CVE-2018-5957 · Vendor Advisory