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Vulnerabilities

Vulnerability · CVE-2011-4371

Adobe Reader and Acrobat before 9.5, and 10.x before 10.1.2, on Windows and Mac OS X allow attackers to execute arbitrary code or cause a denial of service (heap memor…

Published Jan 10, 2012 · catalog updated Jun 16, 2026 · Apple

Check if you run it

No confirmed exploitation is on record for CVE-2011-4371. EPSS is 6.21%. Act only if a listed version of Apple is installed.

Severity
High7.5
Known exploitation
Not in CISA/VulnCheck KEV
EPSS
6.21%
Remediation
Advisory link
Affected products
cpe adobe/acrobat · cpe adobe/reader

Adobe Reader and Acrobat before 9.5, and 10.x before 10.1.2, on Windows and Mac OS X allow attackers to execute arbitrary code or cause a denial of service (heap memory corruption) via unspecified vectors.

Are you affected?

Enter the version you run. The result uses only the ranges stored on this record.

The check returns affected, not affected, or incomplete. It does not guess a version that is missing from the record.

  • cpe adobe/acrobatversion unspecified
  • cpe adobe/acrobat9.4.6
  • cpe adobe/acrobat9.4.7
  • cpe adobe/readerversion unspecified
  • cpe adobe/reader9.4.6
  • cpe adobe/reader9.4.7

How to fix CVE-2011-4371

What to do

Three questions, each answered from this record only. Confirm the vendor advisory before you patch.

Should you patch?

No confirmed exploitation is on record for CVE-2011-4371. EPSS is 6.21%. Act only if a listed version of Apple is installed.

Which versions are affected?

Compare what you have installed with 9.4.6, 9.4.7. Compare the installed version with the linked vendor advisory before you change production.

What should an analyst verify?

CWE-787: Out-of-bounds Write. EPSS 6.21%. There is no CISA KEV listing. No Exploit-DB or Metasploit reference is linked. Use the source links for the original advisory.

Code

The project this record applies to. Exploit listings stay in References.

No public source repository is identified for this product.

Timeline

Detection, updates, and resolution for this record.

  1. Jan 10, 2012 · Apple Security Releases

    Detected

    Adobe Reader and Acrobat before 9.5, and 10.x before 10.1.2, on Windows and Mac OS X allow attackers to execute arbitrary code or cause a denial of service (heap memory corruption) via unspecified vectors.

  2. Jun 16, 2026 · Apple Security Releases

    Updated

    Adobe Reader and Acrobat before 9.5, and 10.x before 10.1.2, on Windows and Mac OS X allow attackers to execute arbitrary code or cause a denial of service (heap memory corruption) via unspecified vectors.

Sources

  • Apple Security ReleasesVendor advisoryCVE-2011-4371

    Adobe Reader and Acrobat before 9.5, and 10.x before 10.1.2, on Windows and Mac OS X allow attackers to execute arbitrary code or cause a denial of service (heap memory corruption) via unspecified vectors.

    nvd.nist.gov
  • CVE.orgVulnerability recordCVE-2011-4371

    Official CVE identifier

    cve.org
  • FIRST EPSSExploitation probabilityCVE-2011-4371

    30-day exploitation probability 6.2%

    first.org

References

Freshness

Last verified in this catalog Oct 18, 2026. Significant claims (KEV, EPSS, CVSS, affected ranges) come from the source rows above — open the original publisher for the authoritative advisory.