CVE-2016-4344

Severity

75%

Complexity

99%

Confidentiality

106%

Integer overflow in the xml_utf8_encode function in ext/xml/xml.c in PHP before 7.0.4 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.

Integer overflow in the xml_utf8_encode function in ext/xml/xml.c in PHP before 7.0.4 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.

CVSS 3.0 Base Score 9.8. CVSS Attack Vector: network. CVSS Attack Complexity: low. CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H).

CVSS 2.0 Base Score 7.5. CVSS Attack Vector: network. CVSS Attack Complexity: low. CVSS Vector: (AV:N/AC:L/Au:N/C:P/I:P/A:P).

Overview

First reported 9 years ago

2016-05-22 01:59:00

Last updated 9 years ago

2016-05-24 15:23:00

Affected Software

PHP PHP

References

http://php.net/ChangeLog-7.php

[oss-security] 20160428 [CVE Requests] PHP issues

https://bugs.php.net/bug.php?id=71637

Exploit

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