CVE-2021-24647 Pie Register < 3.7.1.6 - Unauthenticated Arbitrary Login

What is CVE-2021-24647?

CVE-2021-24647 is a high-severity authentication bypass vulnerability in Unknown Registration Forms – User profile, Content Restriction, Spam Protection, Payment Gateways, Invitation Codes, published on 8 Nov 2021. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

The Registration Forms – User profile, Content Restriction, Spam Protection, Payment Gateways, Invitation Codes WordPress plugin before 3.1.7.6 has a flaw in the social login implementation, allowing unauthenticated attacker to login as any user on the site by only knowing their user ID or username

Weakness: CWE-287

Which versions are affected by CVE-2021-24647?

It affects 1 product.

Products include Genetechsolutions Pie Register.

How do I fix CVE-2021-24647?

No fix has been published for CVE-2021-24647 yet. Limit exposure of the affected software until one is available.

Upgrade, and rotate credentials and sessions that may have been exposed. More about Authentication bypass.

Is CVE-2021-24647 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2021-24647 exists.

Public exploit code: 1 Nuclei template and 1 proofs of concept on GitHub.

Other vulnerabilities in Unknown Registration Forms – User profile, Content Restriction, Spam Protection, Payment Gateways, Invitation Codes

• CVE-2024-27957 WordPress Pie Register plugin <= 3.8.3.1 - Unauthenticated Arbitrary File Upload vulnerability Critical 10.0
• CVE-2021-24731 Pie Register < 3.7.1.6 - Unauthenticated SQL Injection Critical 9.8
• CVE-2019-15659 SQL injection in n/a Critical 9.8
• CVE-2018-10969 SQL injection in n/a Critical 9.8
• CVE-2022-4024 Pie Register < 3.8.1.3 - Unauthenticated Arbitrary User Deletion Medium 6.5

Sources

• CVE record
• NVD
• OSV
• GitHub advisory
• How this page is made

Also known as GHSA-m4pp-cj4x-58f6.