Vulnerability Name:

CVE-2016-6635 (CCN-115914)

Assigned:2016-08-07
Published:2016-08-07
Updated:2017-11-04
Summary:Cross-site request forgery (CSRF) vulnerability in the wp_ajax_wp_compression_test function in wp-admin/includes/ajax-actions.php in WordPress before 4.5 allows remote attackers to hijack the authentication of administrators for requests that change the script compression option.
CVSS v3 Severity:8.8 High (CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H)
7.7 High (Temporal CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/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): Required
Scope:Scope (S): Unchanged
Impact Metrics:Confidentiality (C): High
Integrity (I): High
Availibility (A): High
8.8 High (CCN CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H)
7.7 High (CCN Temporal CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/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): Required
Scope:Scope (S): Unchanged
Impact Metrics:Confidentiality (C): High
Integrity (I): High
Availibility (A): High
CVSS v2 Severity:6.8 Medium (CVSS v2 Vector: AV:N/AC:M/Au:N/C:P/I:P/A:P)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Medium
Authentication (Au): None
Impact Metrics:Confidentiality (C): Partial
Integrity (I): Partial
Availibility (A): Partial
9.0 High (CCN CVSS v2 Vector: AV:N/AC:L/Au:S/C:C/I:C/A:C)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Low
Athentication (Au): Single_Instance
Impact Metrics:Confidentiality (C): Complete
Integrity (I): Complete
Availibility (A): Complete
Vulnerability Type:CWE-352
Vulnerability Consequences:Gain Access
References:Source: CONFIRM
Type: Release Notes
http://codex.wordpress.org/Version_4.5

Source: MITRE
Type: CNA
CVE-2016-6635

Source: DEBIAN
Type: UNKNOWN
DSA-3681

Source: CCN
Type: WordPress Web site
Version 4.5

Source: XF
Type: UNKNOWN
wp-cve20166635-csrf(115914)

Source: CONFIRM
Type: Patch
https://github.com/WordPress/WordPress/commit/9b7a7754133c50b82bd9d976fb5b24094f658aab

Source: MISC
Type: Third Party Advisory, VDB Entry
https://wpvulndb.com/vulnerabilities/8475

Source: CCN
Type: WhiteSource Vulnerability Database
CVE-2016-6635

Vulnerable Configuration:Configuration 1:
  • cpe:/a:wordpress:wordpress:*:*:*:*:*:*:*:* (Version <= 4.4.2)

    • Configuration CCN 1:
  • cpe:/a:wordpress:wordpress:4.4.4:*:*:*:*:*:*:*

    • * Denotes that component is vulnerable
    Oval Definitions
    Definition IDClassTitleLast Modified
    oval:org.cisecurity:def:1216
    P
    		DSA-3681-1 -- wordpress -- security update
    2016-11-10
    oval:com.ubuntu.cosmic:def:201666350000000
    V
    		CVE-2016-6635 on Ubuntu 18.10 (cosmic) - medium.
    2016-08-07
    oval:com.ubuntu.artful:def:20166635000
    V
    		CVE-2016-6635 on Ubuntu 17.10 (artful) - medium.
    2016-08-07
    oval:com.ubuntu.trusty:def:20166635000
    V
    		CVE-2016-6635 on Ubuntu 14.04 LTS (trusty) - medium.
    2016-08-07
    oval:com.ubuntu.bionic:def:201666350000000
    V
    		CVE-2016-6635 on Ubuntu 18.04 LTS (bionic) - medium.
    2016-08-07
    oval:com.ubuntu.bionic:def:20166635000
    V
    		CVE-2016-6635 on Ubuntu 18.04 LTS (bionic) - medium.
    2016-08-07
    oval:com.ubuntu.xenial:def:20166635000
    V
    		CVE-2016-6635 on Ubuntu 16.04 LTS (xenial) - medium.
    2016-08-07
    oval:com.ubuntu.xenial:def:201666350000000
    V
    		CVE-2016-6635 on Ubuntu 16.04 LTS (xenial) - medium.
    2016-08-07
    oval:com.ubuntu.cosmic:def:20166635000
    V
    		CVE-2016-6635 on Ubuntu 18.10 (cosmic) - medium.
    2016-08-07
    oval:com.ubuntu.disco:def:201666350000000
    V
    		CVE-2016-6635 on Ubuntu 19.04 (disco) - medium.
    2016-08-07
    oval:com.ubuntu.precise:def:20166635000
    V
    		CVE-2016-6635 on Ubuntu 12.04 LTS (precise) - medium.
    2016-08-07
    BACK
    wordpress wordpress *
    wordpress wordpress 4.4.4