Use After Free in Adobe Acrobat

CVE-2009-4324

Use-after-free vulnerability in the Doc.media.newPlayer method in Multimedia.api in Adobe Reader and Acrobat 9.x before 9.3, and 8.x before 8.2 on Windows and Mac OS X, allows remote attackers to execute arbitrary code via a crafted PDF fi…

Vulnerability class: Use-After-Free

EPSS: 0.818 (99.6th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.

Affected products

Weakness classification (CWE)

CISA KEV (Known Exploited Vulnerabilities)

This CVE is on the CISA KEV catalog, added on . CISA KEV inclusion means CISA has confirmed in-the-wild exploitation; US federal agencies are required to remediate within a published due date.

BOD 22-01 due date: .

Required action: Apply updates per vendor instructions.

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2009-4324?
CVE-2009-4324 is a high-severity vulnerability in Adobe Acrobat, classified under Use After Free. CVSS score: 7.8/10. Published 2009-12-15.
How severe is CVE-2009-4324?
High severity. CVSS v3 base score is 7.8 out of 10.
Is CVE-2009-4324 known to be exploited?
Yes. CVE-2009-4324 is listed in the CISA Known Exploited Vulnerabilities catalog (added 2022-06-08), indicating it is being actively exploited. 8 public proof-of-concept repositories are indexed.