Rule Category

FILE-FLASH -- Snort has detected suspicious traffic via the Adobe Flash Player. Flash is a common target of code execution, overflow, DoS, and memory corruption attacks in particular, via swifs, action scripts, etc. Many networks block Flash altogether; the application will be deprecated in 2020.

Alert Message

FILE-FLASH Adobe Flash Player AVM domain memory range integer overflow attempt

Rule Explanation

The rule looks for specific functions that regulate access to memory and in conjuciton, can cause the check on memory access to be bypassed.

What To Look For

This rule alerts when Snort detects the download of a PDF file with functions use to setup memory corruption

Known Usage

No public information

False Positives

No known false positives

Contributors

Talos research team.

Rule Groups

No rule groups

CVE

Additional Links

Rule Vulnerability

Memory Corruption

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 Additional Information

This product uses data from the NVD API but is not endorsed or certified by the NVD.
CVE-2015-8651
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MITRE ATT&CK Framework

Tactic: Execution

Technique: Exploitation for Client Execution

For reference, see the MITRE ATT&CK vulnerability types here: https://attack.mitre.org