Arbitrary file upload in Learningdigital Orca Hcm
CVE-2021-35963
The specific parameter of upload function of the Orca HCM digital learning platform does not filter file format, which allows remote unauthenticated attackers to upload files containing malicious script to execute RCE attacks.
Vulnerability class: Unrestricted File Upload
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: 0.024 (83.4th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 83rd percentile — 83.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.024 · newest: 0.024 · change: 0.000
Affected products
- Learningdigital Orca Hcm
- Learningdigital.com, Inc. Orca Hcm — versions unspecified
Weakness classification (CWE)
References
- www.twcert.org.tw/tw/cp-132-4923-d68e6-1.html (Third Party Advisory)
- www.chtsecurity.com/news/ba7b3ae7-14f3-4970-b3f6-4d97d8c7ea25 (Third Party Advisory)
Frequently asked questions
- What is CVE-2021-35963?
- CVE-2021-35963 is a critical-severity vulnerability in Learningdigital Orca Hcm, classified under Unrestricted Upload of File with Dangerous Type. CVSS score: 9.8/10. Published 2021-07-19.
- How severe is CVE-2021-35963?
- Critical severity. CVSS v3 base score is 9.8 out of 10.