Adobe Flash Player Integer Underflow Vulnerablity
What it is
Adobe Flash Player contains an integer underflow vulnerability that allows a remote attacker to execute arbitrary code.
Who's affected
Affects anyone running Adobe Flash Player. If it's part of your document workflow, exploitation can lead to code execution when a user opens an attacker-controlled file.
What to do
The impacted product is end-of-life (EoL) and/or end-of-service (EoS). Users should discontinue utilization of the product.
CISA action deadline: October 8, 2024. Federal agencies must complete the required action by this date. For private SMBs the deadline is advisory — but treat it as a strong recommendation, especially if you handle regulated data (HIPAA, GLBA, ABA model rules).
If you don't have someone in-house to verify the patch deployed across every endpoint — or you're not sure whether you're affected — that's exactly the kind of triage we do. Book a free 20-minute triage call.
Severity
CVSS base score: 9.8 — CRITICAL
Weakness classification: CWE-191
Source
Pulled daily from the public cisagov/kev-data mirror (CC0). View the original entry on cisa.gov. CISA KEV is US-Government public-domain data; we add the SMB-vertical framing and the coping action above.