Vulnerability Monitor

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CVE-2011-4566

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.

Security Impact Summary

CVE-2011-4566 is a security vulnerability that . Impacting 3 products from php, from debian, from canonical organizations running these solutions should prioritize assessment and patching.

Historical Context

Documented in 2011, this vulnerability occurred amid the cloud computing expansion era, where traditional network perimeter security models were being reevaluated. Organizations were transitioning from isolated infrastructure to interconnected systems, creating new attack surfaces that vulnerabilities like this could exploit.

Published

2011-11-29T00:55:01.750

Last Modified

2025-04-11T00:51:21.963

Status

Deferred

Source

[email protected]

Severity

CVSSv2: 6.4 (MEDIUM)

CVSSv2 Vector

AV:N/AC:L/Au:N/C:P/I:N/A:P

Access Vector: NETWORK
Access Complexity: LOW
Authentication: NONE
Confidentiality Impact: PARTIAL
Integrity Impact: NONE
Availability Impact: PARTIAL

Exploitability Score

10.0

Impact Score

4.9

Weaknesses

Type: Primary
CWE-189

Affected Vendors & Products

Type	Vendor	Product	Version/Range	Vulnerable?
Application	php	php	< 5.3.9	Yes
Application	php	php	5.4.0	Yes
Operating System	debian	debian_linux	5.0	Yes
Operating System	debian	debian_linux	6.0	Yes
Operating System	debian	debian_linux	7.0	Yes
Operating System	canonical	ubuntu_linux	8.04	Yes
Operating System	canonical	ubuntu_linux	10.04	Yes
Operating System	canonical	ubuntu_linux	10.10	Yes
Operating System	canonical	ubuntu_linux	11.04	Yes
Operating System	canonical	ubuntu_linux	11.10	Yes

References

http://lists.apple.com/archives/security-announce/2012/May/msg00001.html Mailing List, Third Party Advisory ([email protected])
http://lists.opensuse.org/opensuse-security-announce/2012-03/msg00016.html Mailing List, Third Party Advisory ([email protected])
http://rhn.redhat.com/errata/RHSA-2012-0071.html Third Party Advisory ([email protected])
http://secunia.com/advisories/47253 Third Party Advisory ([email protected])
http://secunia.com/advisories/48668 Third Party Advisory ([email protected])
http://support.apple.com/kb/HT5281 Third Party Advisory ([email protected])
http://www.debian.org/security/2012/dsa-2399 Third Party Advisory ([email protected])
http://www.mandriva.com/security/advisories?name=MDVSA-2011:197 Third Party Advisory ([email protected])
http://www.redhat.com/support/errata/RHSA-2012-0019.html Third Party Advisory ([email protected])
http://www.securityfocus.com/bid/50907 Third Party Advisory, VDB Entry ([email protected])
https://bugs.php.net/bug.php?id=60150 Exploit, Vendor Advisory ([email protected])
https://exchange.xforce.ibmcloud.com/vulnerabilities/71612 Third Party Advisory, VDB Entry ([email protected])
https://www.ubuntu.com/usn/USN-1307-1/ Third Party Advisory ([email protected])
http://lists.apple.com/archives/security-announce/2012/May/msg00001.html Mailing List, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
http://lists.opensuse.org/opensuse-security-announce/2012-03/msg00016.html Mailing List, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
http://rhn.redhat.com/errata/RHSA-2012-0071.html Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
http://secunia.com/advisories/47253 Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
http://secunia.com/advisories/48668 Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
http://support.apple.com/kb/HT5281 Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
http://www.debian.org/security/2012/dsa-2399 Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
http://www.mandriva.com/security/advisories?name=MDVSA-2011:197 Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
http://www.redhat.com/support/errata/RHSA-2012-0019.html Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
http://www.securityfocus.com/bid/50907 Third Party Advisory, VDB Entry (af854a3a-2127-422b-91ae-364da2661108)
https://bugs.php.net/bug.php?id=60150 Exploit, Vendor Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://exchange.xforce.ibmcloud.com/vulnerabilities/71612 Third Party Advisory, VDB Entry (af854a3a-2127-422b-91ae-364da2661108)
https://www.ubuntu.com/usn/USN-1307-1/ Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)

How SecUtils Interprets This CVE

SecUtils normalizes and enriches National Vulnerability Database (NVD) records by standardizing vendor and product identifiers, aggregating vulnerability metadata from both NVD and MITRE sources, and providing structured context for security teams. For php's affected products, we extract Common Platform Enumeration (CPE) data, Common Weakness Enumeration (CWE) classifications, CVSS severity metrics, and reference data to enable rapid vulnerability prioritization and asset correlation. This record contains no exploit code, proof-of-concept instructions, or attack methodologies—only defensive intelligence necessary for patch management, risk assessment, and security operations.