WordPress security changelog
HIGH CVE-2022-0993 Modified

SiteGround Security: Privilege escalation or authentication bypass

SiteGround Security is affected by privilege escalation or authentication bypass. The vulnerable path is reachable without authentication. A successful request can grant permissions or access that the caller should not possess.

CVE / CNA score 8.1 CVSS 3.1 · security@wordfence.com
NVD score 9.8 CVSS 3.1 · nvd@nist.gov
Component
SiteGround Security
Plugin slug
siteground-security
Affected
See vendor advisory
Safe version
See mitigation notes
Published
Apr 19, 2022
Weakness
CWE-285 — Improper Authorization
CWE-306 — Missing Authentication for Critical Function

This CVE was published Apr 19, 2022 and is one of 2 known issues for this plugin.

Update, patch or deactivate.

Update SiteGround Security to a release outside the affected range, or disable and remove it until a fixed version is available.

No confirmed safe version is listed. Consider a vendor-supported patch or temporarily restricting the affected functionality while you assess the risk.

Deactivate only when warranted by your risk profile, or when advised by your hosting provider in the limited circumstances where the vulnerability cannot otherwise be mitigated. If you’re unsure which action is appropriate, contact Fused or your hosting provider for guidance.

Technical description

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.

CVE / CNA vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

NVD vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Primary and upstream sources