BROWSER-WEBKIT -- Snort has detected traffic known to exploit vulnerabilities present in the Webkit browser engine (aside from Chrome) this includes Appleâ€™s Safari, RIMâ€™s mobile browser, Nokia, KDE, Webkit itself, and Palm. Attacks often insert code via exploits, cause webkit renderings in the browser to crash, or otherwise create chaos or exploit for entrance.
BROWSER-WEBKIT WebKit AudioArray allocate out of bounds access attempt
This rule looks for attempts to exploit an out of bounds access attempt against WebKit-based browsers.
No public information
No known false positives
Cisco Talos Intelligence Group
No rule groups
Memory Corruption is any vulnerability that allows the modification of the content of memory locations in a way not intended by the developer. Memory corruption results are inconsistent; they could lead to fatal errors and system crashes or data leakage; some have no effect at all.
CVE-2020-3894A race condition was addressed with additional validation. This issue is fixed in iOS 13.4 and iPadOS 13.4, tvOS 13.4, Safari 13.1, iTunes for Windows 12.10.5, iCloud for Windows 10.9.3, iCloud for Windows 7.18. An application may be able to read restricted memory.
Tactic: Initial Access
Technique: Drive-by Compromise
For reference, see the MITRE ATT&CK vulnerability types here: https://attack.mitre.org