Vulnerability in Opencart
CVE-2023-40834
OpenCart CMS v4.0.2.2 was discovered to lack a protective mechanism on its login page against excessive login attempts, allowing unauthenticated attackers to gain access to the application via a brute force attack to the password parameter.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.013 (69.0th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 69th percentile — 69.0% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.011 · newest: 0.013 · change: +0.002
Affected products
- Opencart — versions 4.0.2.2
Weakness classification (CWE)
Public proof-of-concept exploits
References
- www.opencart.com/ (Product)
- packetstormsecurity.com/files/174525/OpenCart-CMS-4.0.2.2-Brute-Force.html (Exploit, VDB Entry, Third Party Advisory)
Frequently asked questions
- What is CVE-2023-40834?
- CVE-2023-40834 is a critical-severity vulnerability in Opencart, classified under Improper Restriction of Excessive Authentication Attempts. CVSS score: 9.8/10. Published 2023-09-12.
- How severe is CVE-2023-40834?
- Critical severity. CVSS v3 base score is 9.8 out of 10.
- Is CVE-2023-40834 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.