Exploited vulnerability · CISA KEV

Is CVE-2009-0927 exploited? Yes: in CISA KEV since 25 Mar 2022

Gociux · Adobe Reader and Acrobat · data: CISA KEV, CVE record, FIRST EPSS

Yes. CVE-2009-0927, Adobe Reader and Adobe Acrobat Stack-Based Buffer Overflow Vulnerability, is being exploited in the wild. CISA added it to its Known Exploited Vulnerabilities catalog on 25 Mar 2022, 4754 days after it was published. It affects Adobe Reader and Acrobat. If you run it, CISA's required action is: Apply updates per vendor instructions.

What it is

Stack-based buffer overflow in Adobe Reader and Adobe Acrobat allows remote attackers to execute arbitrary code.

What to do

1. Check whether you run it. Look for Reader and Acrobat in your asset inventory, including appliances and cloud images. Stack check lists every exploited Adobe CVE at once.
2. Apply the fix. Apply updates per vendor instructions.
3. If you can't patch today, take the affected service off the internet or restrict who can reach it, and check its logs for signs of compromise since 19 Mar 2009.
4. Get told next time. Email alerts when CISA adds a CVE for Adobe.

Other exploited CVEs in Reader and Acrobat

• CVE-2011-2462: Adobe Reader and Acrobat Universal 3D Memory Corruption Vulnerability (8 Jun 2022)
• CVE-2014-0546: Adobe Reader and Acrobat Sandbox Bypass Vulnerability (25 May 2022)
• CVE-2013-2729: Adobe Reader and Acrobat Arbitrary Integer Overflow Vulnerability (28 Mar 2022)
• CVE-2014-0496: Adobe Reader and Acrobat Use-After-Free Vulnerability (3 Mar 2022)
• CVE-2013-3346: Adobe Reader and Acrobat Memory Corruption Vulnerability (3 Mar 2022)
• CVE-2013-0640: Adobe Reader and Acrobat Memory Corruption Vulnerability (3 Mar 2022)

References

• nvd.nist.gov/vuln/detail/CVE-2009-0927

Sources: CISA KEV (exploitation, ransomware use, required action, due date), the CVE record (publication date, CVSS, CNA), NVD and FIRST EPSS (live score). More: all KEV additions in March 2022 · Adobe scorecard · act-now radar.