Description

WordPress Plugin Global Content Blocks is prone to a cross-site request forgery vulnerability. Exploiting this issue may allow a remote attacker to perform certain administrative actions and gain unauthorized access to the affected application; other attacks are also possible. WordPress Plugin Global Content Blocks version 2.1.5 is vulnerable; prior versions may also be affected.

Remediation

Edit the source code to ensure that CSRF protection is implemented with Nonce-like mechanism or disable the plugin until a fix is available

References

https://sumofpwn.nl/advisory/2016/cross_site_request_forgery_in_global_content_blocks_wordpress_plugin.html

http://www.openwall.com/lists/oss-security/2017/03/01/4

https://www.exploit-db.com/exploits/41487/

https://packetstormsecurity.com/files/141410/WordPress-Global-Content-Blocks-2.1.5-Cross-Site-Request-Forgery.html

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Severity

High

Classification

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N

Tags

Missing Update CSRF CWE-352