PT-2017-14683 · Tg Soft · Vir.It Explorer Lite

Published 2017-11-29 · Updated 2017-12-15 · CVE-2017-17050

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 TG Soft Vir.IT eXplorer Lite version 8.5.42

Description The issue allows local users to cause a denial of service (NULL pointer dereference) or possibly have unspecified other impact. This can be achieved via a NULL value in a 0x82730020 DeviceIoControl request to the '.Viragtlt' endpoint.

Recommendations For TG Soft Vir.IT eXplorer Lite version 8.5.42, as a temporary workaround, consider restricting access to the '.Viragtlt' endpoint 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

NULL Pointer Dereference

Weakness Enumeration

CWE-476

Related Identifiers

CVE-2017-17050

Affected Products

Vir.It Explorer Lite

References · 3

• 🔥 https://github.com/k0keoyo/Vir.IT-explorer-Anti-Virus-Null-Pointer-Reference-PoC/tree/master/VirIT_NullPointerDereference_0x82730020 · Exploit
• https://nvd.nist.gov/vuln/detail/CVE-2017-17050 · Security Note
• https://osv.dev/vulnerability/CVE-2017-17050 · Vendor Advisory