Vulnerability in Verbb Knock
CVE-2020-13485
The Knock Knock plugin before 1.2.8 for Craft CMS allows IP Whitelist bypass via an X-Forwarded-For HTTP header.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 9.1 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N.
EPSS exploit prediction
EPSS: 0.014 (70.5th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 71st percentile — 70.5% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.014 · newest: 0.014 · change: 0.000
Affected products
Weakness classification (CWE)
References
- github.com/verbb/knock-knock/blob/craft-3/CHANGELOG.md (Third Party Advisory, Release Notes)
- limpidsecurity.pl/security-advisories/1/knock-knock-plugin-for-craft-cms/ (Exploit, Third Party Advisory)
Frequently asked questions
- What is CVE-2020-13485?
- CVE-2020-13485 is a critical-severity vulnerability in Verbb Knock, classified under Incorrect Comparison. CVSS score: 9.1/10. Published 2020-05-25.
- How severe is CVE-2020-13485?
- Critical severity. CVSS v3 base score is 9.1 out of 10.