CVE-2009-4324: Adobe Acrobat and Reader Use-After-Free Vulnerability
Common Vulnerabilities and Exposures assigned an identifier CVE-2009-4324 to the following vulnerability:
Name: CVE-2009-4324 URL: http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2009-4324 Assigned: 20091214 Reference: MISC: http://blogs.adobe.com/psirt/2009/12/newadobereaderandacrobatv.html
Unspecified vulnerability in Adobe Reader and Acrobat 9.2 and earlier has unknown impact and attack vectors, as exploited in the wild in December 2009.
An unconfirmed third-party posting [1] indicates this vulnerability is in the JavaScript processing, so a proposed work-around is to disable JavaScript (Edit -> Preferences -> JavaScript). This has not been official confirmed by Adobe.
[1] http://www.shadowserver.org/wiki/pmwiki.php/Calendar/20091214
Other sources
Use-after-free vulnerability in Adobe Acrobat and Reader allows remote attackers to execute code via a crafted PDF file.
— CISA
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 file using ZLib compressed streams, as exploited in the wild in December 2009.
— Red Hat
Affected Software
Remediation
Recommended actions to resolve this vulnerability, in priority order.
- Upgrade
Upgrade
redhat/acroreadto a version that resolves this vulnerability.Fixed in 0:9.3-1.el4 - Upgrade
Upgrade
redhat/acroreadto a version that resolves this vulnerability.Fixed in 0:9.3-1.el5 - Upgrade
Upgrade
Adobe Acrobat and Readerto a version that resolves this vulnerability.Fixed in 9.3 - Upgrade
Upgrade
Adobe Acrobat and Readerto a version that resolves this vulnerability.Fixed in 8.2 - Configuration
Disable JavaScript via Edit -> Preferences -> JavaScript in Adobe Acrobat/Reader
Adobe Acrobat and Reader JavaScript = disabled
Event History
Parent advisories
This vulnerability appears in the following advisories.
Frequently Asked Questions
What is the severity of CVE-2009-4324?
The severity of CVE-2009-4324 is classified as critical, as it allows remote attackers to execute code via crafted PDF files.
How do I fix CVE-2009-4324?
To fix CVE-2009-4324, users should update to Adobe Acrobat and Reader versions 9.3 and above or 8.2 and above.
Which versions of Adobe products are affected by CVE-2009-4324?
CVE-2009-4324 affects Adobe Acrobat Reader versions before 9.3 and 8.x before 8.2 as well as several earlier versions.
What type of vulnerability is CVE-2009-4324?
CVE-2009-4324 is a use-after-free vulnerability that can be exploited to execute arbitrary code.
Is there a known exploit for CVE-2009-4324?
Yes, there have been reports of exploits that take advantage of CVE-2009-4324, specifically targeting crafted PDF files.