Vulnerability in PHP

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.

Published · last modified .

CVSS v2 metric

CVSS v2 base score 6.4 (Medium). Vector: AV:N/AC:L/Au:N/C:P/I:N/A:P. This CVE predates CVSS v3 and has no v3 score from NVD.

EPSS exploit prediction

EPSS: 0.066 (93.6th percentile), scored .

Low probability of exploitation in the next 30 days, but still tracked. 94th percentile — 93.6% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2011-4566: held from 0.066 to 0.066.

EPSS over last 30 days · oldest: 0.066 · newest: 0.066 · change: 0.000

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2011-4566?
CVE-2011-4566 is a vulnerability in PHP, classified under CWE-189. Published 2011-11-29.
Is CVE-2011-4566 known to be exploited?
2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.