Arbitrary file upload in Dolibarr
CVE-2020-14209
Dolibarr before 11.0.5 allows low-privilege users to upload files of dangerous types, leading to arbitrary code execution. This occurs because .pht and .phar files can be uploaded. Also, a .htaccess file can be uploaded to reconfigure access control (e.g., to let .noexe files be executed as PHP code to defeat the .noexe protection mechanism).
Vulnerability class: Unrestricted File Upload
Published · last modified .
CVSS v3 metric
CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.275 (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: 0.275 · newest: 0.275 · change: 0.000
Affected products
Weakness classification (CWE)
Public proof-of-concept exploits
References
- www.wizlynxgroup.com/security-research-advisories/vuln/WLX-2020-012 (Third Party Advisory)
- github.com/Dolibarr/dolibarr/releases/tag/11.0.5 (Third Party Advisory, Release Notes)
- packetstormsecurity.com/files/161955/Dolibarr-ERP-CRM-11.0.4-Bypass-Code-Execut… (Exploit, VDB Entry, Third Party Advisory)
Frequently asked questions
- What is CVE-2020-14209?
- CVE-2020-14209 is a high-severity vulnerability in Dolibarr, classified under Unrestricted Upload of File with Dangerous Type. CVSS score: 8.8/10. Published 2020-09-02.
- How severe is CVE-2020-14209?
- High severity. CVSS v3 base score is 8.8 out of 10.
- Is CVE-2020-14209 known to be exploited?
- 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.