PHP 5.5.x < 5.5.18 Denial Of Service

Medium Nessus Network Monitor Plugin ID 8557


The remote web server uses a version of PHP that is vulnerable to a Denial of Service attack.


Versions of PHP 5.5 prior to 5.5.18 are vulnerable to a vulnerability which can allow a remote attacker to render the service unavailable. Specifically, the unserialize() function fails to properly parse user-supplied input.


Upgrade to version 5.5.18 or higher

See Also

Plugin Details

Severity: Medium

ID: 8557

Family: Web Servers

Published: 2014/10/17

Updated: 2019/03/06

Dependencies: 8682

Risk Information

Risk Factor: Medium

CVSS v2.0

Base Score: 4.3

Temporal Score: 3.4

Vector: CVSS2#AV:N/AC:M/Au:N/C:N/I:N/A:P

Temporal Vector: CVSS2#E:POC/RL:OF/RC:C

CVSS v3.0

Base Score: 3.6

Temporal Score: 3.2

Vector: CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L

Temporal Vector: CVSS:3.0/E:P/RL:O/RC:C

Vulnerability Information

CPE: cpe:/a:php:php

Patch Publication Date: 2014/10/16

Vulnerability Publication Date: 2014/10/16

Reference Information

CVE: CVE-2014-3669

BID: 70611