Auth bypass in Chadhaajay Phpkb
CVE-2020-11579
An issue was discovered in Chadha PHPKB 9.0 Enterprise Edition. installer/test-connection.php (part of the installation process) allows a remote unauthenticated attacker to disclose local files on hosts running PHP before 7.2.16, or on hosts where the MySQL ALLOW LOCAL DATA INFILE option is enabled.
Vulnerability class: Broken Authentication
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N.
EPSS exploit prediction
EPSS: 0.269 (98.0th percentile), scored .
Moderate probability of exploitation in the next 30 days — watch for active exploitation reports. 98th percentile — 98.0% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.269 · newest: 0.269 · change: 0.000
Affected products
- Chadhaajay Phpkb — versions 9.0
- PHP
Weakness classification (CWE)
Public proof-of-concept exploits
References
- shielder.it/ (Third Party Advisory)
- github.com/ShielderSec/CVE-2020-11579 (Exploit, Third Party Advisory)
- www.shielder.it/blog/mysql-and-cve-2020-11579-exploitation/ (Exploit, Third Party Advisory)
- www.phpkb.com (Product)
Frequently asked questions
- What is CVE-2020-11579?
- CVE-2020-11579 is a high-severity vulnerability in Chadhaajay Phpkb, classified under Missing Authentication for Critical Function. CVSS score: 7.5/10. Published 2020-09-03.
- How severe is CVE-2020-11579?
- High severity. CVSS v3 base score is 7.5 out of 10.
- Is CVE-2020-11579 known to be exploited?
- 9 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.