PT-2017-14960 · K7 · K7 Antivirus

Published 2017-12-15 · Updated 2017-12-20 · CVE-2017-17700

Positive Technologies (AI Summary)

CVSS v3.1

9.8

Critical

Base vector

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

Name of the Vulnerable Software and Affected Versions K7 Antivirus version 15.1.0309

Description The issue is related to a NULL pointer dereference in the K7Sentry.sys driver, specifically version 15.1.0.59, which is part of K7 Antivirus 15.1.0309. This can be triggered via a DeviceIoControl request with the code 0x950025a4.

Recommendations For K7 Antivirus version 15.1.0309, consider updating the K7Sentry.sys driver to a version that does not contain this issue, if available. As a temporary workaround, restricting access to the DeviceIoControl request with the code 0x950025a4 may help minimize the risk of exploitation.

Exploit

Fix

NULL Pointer Dereference

Weakness Enumeration

CWE-476

Related Identifiers

CVE-2017-17700

Affected Products

K7 Antivirus

References · 3

• 🔥 https://github.com/mmmxny/K7-Antivirus/tree/master/cve1 · Exploit
• https://osv.dev/vulnerability/CVE-2017-17700 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2017-17700 · Security Note