Vulnerability Name:

CVE-2017-6819 (CCN-123166)

Assigned:2017-03-07
Published:2017-03-07
Updated:2019-03-19
Summary:In WordPress before 4.7.3, there is cross-site request forgery (CSRF) in Press This (wp-admin/includes/class-wp-press-this.php), leading to excessive use of server resources. The CSRF can trigger an outbound HTTP request for a large file that is then parsed by Press This.
CVSS v3 Severity:6.5 Medium (CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H)
5.7 Medium (Temporal CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/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): None
Integrity (I): None
Availibility (A): High
5.7 Medium (CCN CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:N/A:H)
5.0 Medium (CCN Temporal CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C)
Exploitability Metrics:Attack Vector (AV): Network
Attack Complexity (AC): Low
Privileges Required (PR): Low
User Interaction (UI): Required
Scope:Scope (S): Unchanged
Impact Metrics:Confidentiality (C): None
Integrity (I): None
Availibility (A): High
CVSS v2 Severity:4.3 Medium (CVSS v2 Vector: AV:N/AC:M/Au:N/C:N/I:N/A:P)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Medium
Authentication (Au): None
Impact Metrics:Confidentiality (C): None
Integrity (I): None
Availibility (A): Partial
6.8 Medium (CCN CVSS v2 Vector: AV:N/AC:L/Au:S/C:N/I:N/A:C)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Low
Athentication (Au): Single_Instance
Impact Metrics:Confidentiality (C): None
Integrity (I): None
Availibility (A): Complete
Vulnerability Type:CWE-352
Vulnerability Consequences:Gain Access
References:Source: MITRE
Type: CNA
CVE-2017-6819

Source: MISC
Type: Exploit, Mailing List, Third Party Advisory
http://openwall.com/lists/oss-security/2017/03/06/7

Source: BID
Type: Third Party Advisory, VDB Entry
96602

Source: CCN
Type: BID-96602
WordPress Prior to 4.7.3 Cross Site Request Forgery Vulnerability

Source: SECTRACK
Type: Third Party Advisory, VDB Entry
1037959

Source: MISC
Type: Patch, Vendor Advisory
https://codex.wordpress.org/Version_4.7.3

Source: XF
Type: UNKNOWN
wp-wpcore-cve20176819-csrf(123166)

Source: MISC
Type: Issue Tracking, Patch, Third Party Advisory
https://github.com/WordPress/WordPress/commit/263831a72d08556bc2f3a328673d95301a152829

Source: MISC
Type: Exploit, Third Party Advisory
https://sumofpwn.nl/advisory/2016/cross_site_request_forgery_in_wordpress_press_this_function_allows_dos.html

Source: CCN
Type: WordPress Web site
WordPress 4.7.3 Security and Maintenance Release

Source: MISC
Type: Patch, Release Notes, Vendor Advisory
https://wordpress.org/news/2017/03/wordpress-4-7-3-security-and-maintenance-release/

Source: MISC
Type: Patch, Third Party Advisory
https://wpvulndb.com/vulnerabilities/8770

Vulnerable Configuration:Configuration 1:
  • cpe:/a:wordpress:wordpress:*:*:*:*:*:*:*:* (Version <= 4.7.2)

  • Configuration CCN 1:
  • cpe:/a:wordpress:wordpress:4.7.2:*:*:*:*:*:*:*

  • * Denotes that component is vulnerable
    Oval Definitions
    Definition IDClassTitleLast Modified
    oval:com.ubuntu.bionic:def:201768190000000
    V
    CVE-2017-6819 on Ubuntu 18.04 LTS (bionic) - medium.
    2017-03-12
    oval:com.ubuntu.xenial:def:201768190000000
    V
    CVE-2017-6819 on Ubuntu 16.04 LTS (xenial) - medium.
    2017-03-12
    oval:com.ubuntu.disco:def:201768190000000
    V
    CVE-2017-6819 on Ubuntu 19.04 (disco) - medium.
    2017-03-12
    oval:com.ubuntu.artful:def:20176819000
    V
    CVE-2017-6819 on Ubuntu 17.10 (artful) - medium.
    2017-03-11
    oval:com.ubuntu.trusty:def:20176819000
    V
    CVE-2017-6819 on Ubuntu 14.04 LTS (trusty) - medium.
    2017-03-11
    oval:com.ubuntu.bionic:def:20176819000
    V
    CVE-2017-6819 on Ubuntu 18.04 LTS (bionic) - medium.
    2017-03-11
    oval:com.ubuntu.xenial:def:20176819000
    V
    CVE-2017-6819 on Ubuntu 16.04 LTS (xenial) - medium.
    2017-03-11
    oval:com.ubuntu.cosmic:def:20176819000
    V
    CVE-2017-6819 on Ubuntu 18.10 (cosmic) - medium.
    2017-03-11
    oval:com.ubuntu.cosmic:def:201768190000000
    V
    CVE-2017-6819 on Ubuntu 18.10 (cosmic) - medium.
    2017-03-11
    oval:com.ubuntu.precise:def:20176819000
    V
    CVE-2017-6819 on Ubuntu 12.04 LTS (precise) - medium.
    2017-03-11
    BACK
    wordpress wordpress *
    wordpress wordpress 4.7.2