ID:1697 - Exploit for Use-after-free in Tor Project products - CVE-2016-9079

 
Main Vulnerability Database Exploits ID:1697 - Exploit for Use-after-free in Tor Project products - CVE-2016-9079

ID:1697 - Exploit for Use-after-free in Tor Project products - CVE-2016-9079

Published: March 18, 2020


Vulnerability identifier: #VU1191
Vulnerability risk: Critical
CVE-ID: CVE-2016-9079
CWE-ID: CWE-416
Exploitation vector: Remote access
Vulnerable software:
Mozilla Firefox
Mozilla Thunderbird
Tor Browser

Link to public exploit:


Vulnerability description

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to use-after-free error when processing SVG animation in nsSMILTimeContainer::NotifyTimeChange() function. A remote attacker can create a specially crafted web page, host malicious SVG file on it and execute arbitrary code on vulnerable system.

Successful exploitation may allow an attacker to gain complete control over vulnerable system.

Note: this vulnerability is being publicly exploited against Tor Browser users.


Remediation

Update Firefox to version 50.0.2, Thunderbird to version 45.5.1, Tor Browser to version 6.0.7.