Arbitrary file upload in Tribalsystems Zenario
CVE-2022-23043
Zenario CMS 9.2 allows an authenticated admin user to bypass the file upload restriction by creating a new 'File/MIME Types' using the '.phar' extension. Then an attacker can upload a malicious file, intercept the request and change the extension to '.phar' in order to run commands on the server.
Vulnerability class: Unrestricted File Upload
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.2 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.015 (72.5th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 73rd percentile — 72.5% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.015 · newest: 0.015 · change: 0.000
Affected products
- Tribalsystems Zenario — versions 9.2
- Zenario Cms — versions 9.2
Weakness classification (CWE)
Public proof-of-concept exploits
References
- fluidattacks.com/advisories/simone/ (Exploit, Patch, Third Party Advisory)
- github.com/TribalSystems/Zenario/releases/tag/9.2.55826 (Patch, Third Party Advisory, Release Notes)
Frequently asked questions
- What is CVE-2022-23043?
- CVE-2022-23043 is a high-severity vulnerability in Tribalsystems Zenario, classified under Unrestricted Upload of File with Dangerous Type. CVSS score: 7.2/10. Published 2022-02-24.
- How severe is CVE-2022-23043?
- High severity. CVSS v3 base score is 7.2 out of 10.
- Is CVE-2022-23043 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.