EIP-2026-117703

PRE-CVE

NProtect Anti-Virus 2007 < 2010.5.11.1 - Local Privilege Escalation

Title source: legacy
STIX 2.1

Exploitation Summary

EIP tracks 1 public exploit for EIP-2026-117703. PoCs published by MJ0011.

AI-analyzed exploit summary This exploit targets a local kernel mode privilege escalation vulnerability in NProtect Anti-Virus 2007's TKRgAc2k.sys driver. The flaw arises from a design error where the driver notifies ring3 with KeSetEvent(NULL,0), allowing an attacker to overwrite arbitrary memory via a fake KEVENT structure at the zero address.

Description

NProtect Anti-Virus 2007 < 2010.5.11.1 - Local Privilege Escalation

Exploits (1)

exploitdb WORKING POC
by MJ0011 · textlocalwindows
https://www.exploit-db.com/exploits/15762

This exploit targets a local kernel mode privilege escalation vulnerability in NProtect Anti-Virus 2007's TKRgAc2k.sys driver. The flaw arises from a design error where the driver notifies ring3 with KeSetEvent(NULL,0), allowing an attacker to overwrite arbitrary memory via a fake KEVENT structure at the zero address.

Classification
Working Poc 95%
Attack Type
Lpe
Complexity
Complex
Reliability
Reliable
Target: NProtect Anti-Virus 2007 with TKRgAc2k.sys <= 2010.5.11.1
No auth needed
Prerequisites: Local access to the system · Presence of vulnerable NProtect Anti-Virus 2007 with TKRgAc2k.sys driver
devstral-2 · analyzed Feb 18, 2026 Full analysis →

Details

Status pre_cve
Tracked Since Feb 18, 2026