7.5
CVSSv2

CVE-2016-4344

Published: 22/05/2016 Updated: 20/07/2022
CVSS v2 Base Score: 7.5 | Impact Score: 6.4 | Exploitability Score: 10
CVSS v3 Base Score: 9.8 | Impact Score: 5.9 | Exploitability Score: 3.9
VMScore: 668
Vector: AV:N/AC:L/Au:N/C:P/I:P/A:P

Vulnerability Summary

Integer overflow in the xml_utf8_encode function in ext/xml/xml.c in PHP prior to 7.0.4 allows remote malicious users to cause a denial of service or possibly have unspecified other impact via a long argument to the utf8_encode function, leading to a heap-based buffer overflow.

Vulnerability Trend

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php php

Vendor Advisories

Integer overflow in the xml_utf8_encode function in ext/xml/xmlc in PHP before 704 allows remote attackers to cause a denial of service or possibly have unspecified other impact via a long argument to the utf8_encode function, leading to a heap-based buffer overflow ...