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CVE-2016-2222

Date: May 21, 2016

The wp_http_validate_url function in wp-includes/http.php in WordPress before 4.4.2 allows remote attackers to conduct server-side request forgery (SSRF) attacks via a zero value in the first octet of an IPv4 address in the u parameter to wp-admin/press-this.php.

Language: PHP

Severity Score

Related Resources (12)

https://nvd.nist.gov/vuln/detail/CVE-2016-2222
https://wpvulndb.com/vulnerabilities/8376
http://www.securityfocus.com/bid/82454
https://hackerone.com/reports/110801
http://www.debian.org/security/2016/dsa-3472
https://news.ycombinator.com/item?id=20433070
http://www.securitytracker.com/id/1034933
https://security-tracker.debian.org/tracker/CVE-2016-2222
https://wordpress.org/news/2016/02/wordpress-4-4-2-security-and-maintenance-release/
https://core.trac.wordpress.org/changeset/36435
https://codex.wordpress.org/Version_4.4.2
https://www.mend.io/vulnerability-database/CVE-2016-2222

Severity Score

CVSS v3.1

Base Score:
Attack Vector (AV): NETWORK
Attack Complexity (AC): LOW
Privileges Required (PR): NONE
User Interaction (UI): NONE
Scope (S): CHANGED
Confidentiality (C): NONE
Integrity (I): HIGH
Availability (A): NONE

CVSS v2

Base Score:
Access Vector (AV): NETWORK
Access Complexity (AC): LOW
Authentication (AU): NONE
Confidentiality (C): NONE
Integrity (I): PARTIAL
Availability (A): NONE
Additional information:

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