Auth bypass in Siteground Security Optimizer – The All-In-One Protection Plugin
CVE-2022-0993
The SiteGround Security plugin for WordPress is vulnerable to authentication bypass that allows unauthenticated users to log in as administrative users due to missing identity verification on the 2FA back-up code implementation that logs users in upon success. This affects versions up to, and including, 1.2.5.
EPSS: 0.073 (93.7th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 8.1 (High). Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H.
Affected products
Weakness classification (CWE)
Public proof-of-concept exploits
References
- security@wordfence.com
- security@wordfence.com
- security@wordfence.com (Release Notes, Vendor Advisory)
Frequently asked questions
- What is CVE-2022-0993?
- CVE-2022-0993 is a high-severity vulnerability in Siteground Security Optimizer – The All-In-One Protection Plugin, classified under Improper Authorization. CVSS score: 8.1/10. Published 2022-04-19.
- How severe is CVE-2022-0993?
- High severity. CVSS v3 base score is 8.1 out of 10.
- Is CVE-2022-0993 known to be exploited?
- 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.