Auth bypass in Concretecms Concrete Cms
CVE-2022-43690
Concrete CMS (formerly concrete5) below 8.5.10 and between 9.0.0 and 9.1.2 did not use strict comparison for the legacy_salt so that limited authentication bypass could occur if using this functionality. Remediate by updating to Concrete CMS 9.1.3+ or 8.5.10+.
Vulnerability class: Broken Authentication
Published · last modified .
CVSS v3 metric
CVSS v3 base score 6.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:L.
EPSS exploit prediction
EPSS: 0.006 (48.3th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 48th percentile — 48.3% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.006 · newest: 0.006 · change: +0.000
Affected products
Weakness classification (CWE)
References
- github.com/concretecms/concretecms/releases/9.1.3 (Release Notes, Vendor Advisory)
- github.com/concretecms/concretecms/releases/8.5.10 (Release Notes, Vendor Advisory)
- documentation.concretecms.org/developers/introduction/version-history/913-relea… (Release Notes, Vendor Advisory)
- documentation.concretecms.org/developers/introduction/version-history/8510-rele… (Release Notes, Vendor Advisory)
- www.concretecms.org/about/project-news/security/concrete-cms-security-advisory-… (Vendor Advisory)
Frequently asked questions
- What is CVE-2022-43690?
- CVE-2022-43690 is a medium-severity vulnerability in Concretecms Concrete Cms, classified under Improper Authentication. CVSS score: 6.3/10. Published 2022-11-14.
- How severe is CVE-2022-43690?
- Medium severity. CVSS v3 base score is 6.3 out of 10.