BROWSER-IE -- Snort has detected traffic known to exploit vulnerabilities present in the Internet Explorer browser, or products that have the Trident or Tasman engines.
BROWSER-IE Google Chrome LinkToTextMenuObserver heap use-after-free attempt
Rule alerts on malicious JavaScript which can cause a use-after-free in Google Chrome.
Triggers when malicious Javascript exploit code is seen across the wire which can cause a use-after-free in Google Chrome.
No public information
No known false positives
Cisco Talos Intelligence Group
Tactic: Execution
Technique: Scripting
For reference, see the MITRE ATT&CK vulnerability types here: https://attack.mitre.org
Use After Free
Use After Free (UAF) attacks target computer memory flaws to corrupt the memory execute code. The name refers to attempts to use memory after it has been freed, which can cause a program to crash under normal circumstances, or result in remote code execution in a successful attack.