CVE-2007-3777: High severity Grisoft AVG Antivirus vulnerability

Published Jul 15, 2007

Updated

avg7core.sys 7.5.0.444 in Grisoft AVG Anti-Virus 7.5.448 and Free Edition 7.5.446, provides an internal function that copies data to an arbitrary address, which allows local users to gain privileges via arbitrary address arguments to a function provided by the 0x5348E004 IOCTL for the generic DeviceIoControl handler.

Affected Software

2 affected components

Grisoft AVG Antivirus=7.5.446

Grisoft AVG Antivirus=7.5.448

Remediation

Patch Available

http://secunia.com/advisories/25998

Event History

Jul 15, 2007

CVE Published

via MITRE·10:00 PM

Data Sourced

via MITRE·10:00 PM

Description

Frequently Asked Questions

What is the severity of CVE-2007-3777?

CVE-2007-3777 is classified as a high severity vulnerability due to its potential for local privilege escalation.

How do I fix CVE-2007-3777?

To fix CVE-2007-3777, users should upgrade to a patched version of AVG Anti-Virus that is not vulnerable to this issue.

Who is affected by CVE-2007-3777?

CVE-2007-3777 affects users of AVG Anti-Virus versions 7.5.448 and 7.5.446, including both the paid and free editions.

What type of vulnerability is CVE-2007-3777?

CVE-2007-3777 is a local privilege escalation vulnerability caused by improper handling of IOCTL requests in the avg7core.sys driver.

Can CVE-2007-3777 be exploited remotely?

CVE-2007-3777 cannot be exploited remotely as it requires local access to the system to initiate the attack.