Symantec Endpoint Protection AvHostPlugin Missing Authentication Arbitrary File Move Vulnerability
Vulnerability Details
This vulnerability allows local attackers to move arbitrary files on affected installations of Symantec Endpoint Protection. An attacker must first obtain the ability to execute low-privileged code on the target system in order to exploit this vulnerability.
The specific flaw exists within the AvHostPlugin.dll module. By invoking a method of a COM class, an attacker can move arbitrary files. An attacker can leverage this vulnerability to create a denial-of-service condition on the system. An attacker can also leverage this in conjunction with other vulnerabilities to escalate privileges and execute code in the context of SYSTEM.
Additional Details
Symantec has issued an update to correct this vulnerability. More details can be found at:
https://support.symantec.com/us/en/article.SYMSA1505.html
Disclosure Timeline
- 2019-10-29 - Vulnerability reported to vendor
- 2020-02-11 - Coordinated public release of advisory
Credit
Z0mb1E
