MEDIUM · 6.4

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 o...

Vulnerability 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.

CVSS Score

6.4

MEDIUM

AV:N/AC:L/Au:N/C:P/I:N/A:P
Confidentiality
PARTIAL
Integrity
NONE
Availability
PARTIAL

Affected Products

VendorProductVersions
PhpPhp>= 5.3.0, < 5.3.9
DebianDebian Linux5.0
CanonicalUbuntu Linux8.04

Related Weaknesses (CWE)

References

FAQ

What is CVE-2011-4566?

CVE-2011-4566 is a vulnerability with a CVSS score of 6.4 (MEDIUM). 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 o...

How severe is CVE-2011-4566?

CVE-2011-4566 has been rated MEDIUM with a CVSS base score of 6.4/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2011-4566?

Check the references section above for vendor advisories and patch information. Affected products include: Php Php, Debian Debian Linux, Canonical Ubuntu Linux.