Cross-site request forgery in Add Social Share Messenger Buttons Whatsapp and Viber - CVE-2018-11632
Published: September 2, 2019
Vulnerability identifier: #VU20558
CSH Severity: Medium
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N/E:U/U:Green
CVE-ID: CVE-2018-11632
CWE-ID: CWE-352
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vendor: MULTIDOTS
Affected software:
Add Social Share Messenger Buttons Whatsapp and Viber
Add Social Share Messenger Buttons Whatsapp and Viber
Detailed vulnerability description
The vulnerability allows a remote attacker to perform cross-site request forgery attacks.
The vulnerability exists due to insufficient validation of the HTTP request origin. A remote attacker can trick the victim to visit a specially crafted web page and perform arbitrary actions on behalf of the victim on the vulnerable website, such as be tricked into visiting a crafted URL created by an attacker (via spear phishing/social engineering), the attacker can change the plugin settings via wp-admin/admin-post.php CSRF. There's no nonce or capability check in the whatsapp_share_setting_add_update() function.
How to mitigate CVE-2018-11632
Install update from vendor's website.