Vulnerability Details : CVE-2006-4812

Integer overflow in PHP 5 up to 5.1.6 and 4 before 4.3.0 allows remote attackers to execute arbitrary code via an argument to the unserialize PHP function with a large value for the number of array elements, which triggers the overflow in the Zend Engine ecalloc function (Zend/zend_alloc.c).
Published 2006-10-10 04:06:00
Updated 2018-10-30 16:25:36
Source Red Hat, Inc.
View at NVD,   CVE.org
Vulnerability category: OverflowExecute code

Threat overview for CVE-2006-4812

Top countries where our scanners detected CVE-2006-4812
Top open port discovered on systems with this issue 80
IPs affected by CVE-2006-4812 7,535
Threat actors abusing to this issue? Yes
Find out if you* are affected by CVE-2006-4812!
*Directly or indirectly through your vendors, service providers and 3rd parties. Powered by attack surface intelligence from SecurityScorecard.

Exploit prediction scoring system (EPSS) score for CVE-2006-4812

Probability of exploitation activity in the next 30 days: 57.96%

Percentile, the proportion of vulnerabilities that are scored at or less: ~ 97 % EPSS Score History EPSS FAQ

CVSS scores for CVE-2006-4812

Base Score Base Severity CVSS Vector Exploitability Score Impact Score Score Source
10.0
 HIGH AV:N/AC:L/Au:N/C:C/I:C/A:C
10.0
10.0
 NIST

CWE ids for CVE-2006-4812

  • The product constructs all or part of a code segment using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the syntax or behavior of the intended code segment.
    Assigned by: nvd@nist.gov (Primary)

Vendor statements for CVE-2006-4812

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