漏洞描述
An issue was discovered in the Ultimate Member plugin before 2.1.12 for WordPress, aka Unauthenticated Privilege Escalation via User Meta. An attacker could supply an array parameter for sensitive metadata, such as the wp_capabilities user meta that defines a user's role. During the registration process, submitted registration details were passed to the update_profile function, and any metadata was accepted, e.g., wp_capabilities[administrator] for Administrator access.
影响产品
修复建议
建议关注厂商安全公告,及时升级至已修复版本,并结合实际资产暴露情况采取缓解措施。
参考链接
wpscan.comhttps://wpscan.com/vulnerability/cf13b0f8-5815-4d27-a276-5eff8985fc0b↗www.wordfence.comhttps://www.wordfence.com/blog/2020/11/critical-privilege-escalation-vulnerabilities-affect-100k-sites-using-ultimate-member-plugin/↗wordpress.orghttps://wordpress.org/plugins/ultimate-member/#developers↗