CVE & CISA-KEV Catalog

CVE-2011-4566

MEDIUMEPSS 93th pctl
6.4
CVSS v2
NVD

Description

Integer overflow in the exif_process_IFD_TAG function in exif.c in the exif extension in PHP 5.4.0beta2 on 32-bit platforms allows remote attackers to read the contents of arbitrary memory locations or cause a denial of service via a crafted offset_val value in an EXIF header in a JPEG file, a different vulnerability than CVE-2011-0708.

How to fix

Remediation Available
phpNVD
Affected:>= 5.3.0, < 5.3.9Fixed in:5.3.9CVE-2011-4566derived from NVD

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v2 Vector

No CVSS vector data available.

Exploit Intelligence

6.67%probability of exploitation in 30 days
93rdpercentile

High risk: more likely to be exploited than 93% of all known CVEs.

References

Related Vulnerabilities

Other CWE-189 vulnerabilities, ordered by exploit likelihood. View all

CVESeverityCVSSEPSSExploitedFix
CVE-2015-1538High10.099%--
CVE-2006-3747High7.696%-Fix
CVE-2007-0071High9.393%--
CVE-2015-3829High10.090%--
CVE-2015-3864High10.087%--
CVE-2015-1539High10.086%--
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Markdown

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HTML

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2026-04-29.