How severe is CVE-2011-4374?

CVE-2011-4374 has a CVSS 2.0 base score of 9.3, rated critical severity.

Is CVE-2011-4374 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 4% (89th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2011-4374?

CVE-2011-4374 primarily affects Adobe Reader. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2011-4374?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.

When was CVE-2011-4374 published?

CVE-2011-4374 was published on 2012-01-19 and last updated on 2026-06-16.

CVE-2011-4374

CVE-2011-4374 is a critical-severity vulnerability in Adobe Reader with a CVSS 2.0 base score of 9.3. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-190.

Key facts

Severity: Critical (CVSS 2.0 base score 9.3)
EPSS exploit prediction: 4% (89th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-190
Affected product: Adobe Reader
Published: 2012-01-19
Last modified: 2026-06-16

Description

Integer overflow in Adobe Reader 9.x before 9.4.6 on Linux allows attackers to execute arbitrary code via unspecified vectors.

Frequently asked questions

What is CVE-2011-4374?: Integer overflow in Adobe Reader 9.x before 9.4.6 on Linux allows attackers to execute arbitrary code via unspecified vectors.
How severe is CVE-2011-4374?: CVE-2011-4374 has a CVSS 2.0 base score of 9.3, rated critical severity.
Is CVE-2011-4374 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 4% (89th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2011-4374?: CVE-2011-4374 primarily affects Adobe Reader. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2011-4374?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
When was CVE-2011-4374 published?: CVE-2011-4374 was published on 2012-01-19 and last updated on 2026-06-16.

References

Affected products (2)

cpe:2.3:a:adobe:reader:*:*:*:*:*:*:*:*
cpe:2.3:a:adobe:acrobat:*:*:*:*:*:*:*:*

Other CWE-190 (Integer Overflow or Wraparound) vulnerabilities

CVE-2026-4689 — Critical (CVSS 10.0): Sandbox escape due to incorrect boundary conditions, integer overflow in the XPCOM component. This vulnerability was…
CVE-2026-24814 — Critical (CVSS 10.0): Integer Overflow or Wraparound vulnerability in swoole swoole-src (thirdparty/hiredis modules). This vulnerability is…
CVE-2025-64721 — Critical (CVSS 10.0): Sandboxie is a sandbox-based isolation software for 32-bit and 64-bit Windows NT-based operating systems. In versions…
CVE-2015-5108 — Critical (CVSS 10.0): Integer overflow in Adobe Reader and Acrobat 10.x before 10.1.15 and 11.x before 11.0.12, Acrobat and Acrobat Reader DC…
CVE-2015-5097 — Critical (CVSS 10.0): Integer overflow in Adobe Reader and Acrobat 10.x before 10.1.15 and 11.x before 11.0.12, Acrobat and Acrobat Reader DC…
CVE-2013-2555 — Critical (CVSS 10.0): Integer overflow in Adobe Flash Player before 10.3.183.75 and 11.x before 11.7.700.169 on Windows and Mac OS X, before…

Browse all CWE-190 (Integer Overflow or Wraparound) vulnerabilities →