Vulnerability Name:

CVE-2016-4345 (CCN-112805)

Assigned:2016-04-28
Published:2016-04-28
Updated:2022-07-20
Summary:Integer overflow in the php_filter_encode_url function in ext/filter/sanitizing_filters.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 string, leading to a heap-based buffer overflow.
CVSS v3 Severity:9.8 Critical (CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H)
8.5 High (Temporal CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C)
Exploitability Metrics:Attack Vector (AV): Network
Attack Complexity (AC): Low
Privileges Required (PR): None
User Interaction (UI): None
Scope:Scope (S): Unchanged
Impact Metrics:Confidentiality (C): High
Integrity (I): High
Availibility (A): High
7.3 High (CCN CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L)
6.4 Medium (CCN Temporal CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L/E:U/RL:O/RC:C)
Exploitability Metrics:Attack Vector (AV): Network
Attack Complexity (AC): Low
Privileges Required (PR): None
User Interaction (UI): None
Scope:Scope (S): Unchanged
Impact Metrics:Confidentiality (C): Low
Integrity (I): Low
Availibility (A): Low
CVSS v2 Severity:7.5 High (CVSS v2 Vector: AV:N/AC:L/Au:N/C:P/I:P/A:P)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Low
Authentication (Au): None
Impact Metrics:Confidentiality (C): Partial
Integrity (I): Partial
Availibility (A): Partial
7.5 High (CCN CVSS v2 Vector: AV:N/AC:L/Au:N/C:P/I:P/A:P)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Low
Athentication (Au): None
Impact Metrics:Confidentiality (C): Partial
Integrity (I): Partial
Availibility (A): Partial
Vulnerability Type:CWE-190
Vulnerability Consequences:Gain Access
References:Source: MITRE
Type: CNA
CVE-2016-4345

Source: CONFIRM
Type: Release Notes, Vendor Advisory
http://php.net/ChangeLog-7.php

Source: CCN
Type: oss-sec Mailing List, Thu, 28 Apr 2016 11:57:38 -0400 (EDT)
Re: [CVE Requests] PHP issues

Source: MLIST
Type: Mailing List, Third Party Advisory
[oss-security] 20160428 [CVE Requests] PHP issues

Source: CCN
Type: PHP Web site
Sec Bug #71637 Multiple Heap Overflow due to integer overflows | xml/filter_url/addcslashes

Source: CONFIRM
Type: Exploit, Issue Tracking, Patch, Vendor Advisory
https://bugs.php.net/bug.php?id=71637

Source: XF
Type: UNKNOWN
php-cve20164345-bo(112805)

Source: CCN
Type: WhiteSource Vulnerability Database
CVE-2016-4345

Vulnerable Configuration:Configuration 1:
  • cpe:/a:php:php:*:*:*:*:*:*:*:* (Version >= 7.0.0 and < 7.0.4)

    • Configuration CCN 1:
  • cpe:/a:php:php:7.0.0:-:*:*:*:*:*:*

    • * Denotes that component is vulnerable
    Oval Definitions
    Definition IDClassTitleLast Modified
    oval:com.ubuntu.xenial:def:201643450000000
    V
    		CVE-2016-4345 on Ubuntu 16.04 LTS (xenial) - medium.
    2016-05-22
    oval:com.ubuntu.precise:def:20164345000
    V
    		CVE-2016-4345 on Ubuntu 12.04 LTS (precise) - medium.
    2016-05-21
    oval:com.ubuntu.trusty:def:20164345000
    V
    		CVE-2016-4345 on Ubuntu 14.04 LTS (trusty) - medium.
    2016-05-21
    oval:com.ubuntu.xenial:def:20164345000
    V
    		CVE-2016-4345 on Ubuntu 16.04 LTS (xenial) - medium.
    2016-05-21
    BACK
    php php *
    php php 7.0.0