RCE in Changing Information Technology Inc. Rava Certificate Validation System
CVE-2022-39057
RAVA certificate validation system has insufficient filtering for special parameter of the web page input field. A remote attacker with administrator privilege can exploit this vulnerability to perform arbitrary system command and disrupt service.
Vulnerability class: Command Injection (OS Command Injection)
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: 0.008 (53.6th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 54th percentile — 53.6% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.007 · newest: 0.008 · change: +0.000
Affected products
Weakness classification (CWE)
References
- www.twcert.org.tw/tw/cp-132-6618-11fd8-1.html (VDB Entry, Third Party Advisory)
Frequently asked questions
- What is CVE-2022-39057?
- CVE-2022-39057 is a high-severity vulnerability in Changing Information Technology Inc. Rava Certificate Validation System, classified under OS Command Injection. CVSS score: 7.2/10. Published 2022-10-18.
- How severe is CVE-2022-39057?
- High severity. CVSS v3 base score is 7.2 out of 10.