SSRF in Changing Information Technology Inc. Rava Certificate Validation System

CVE-2022-39055

RAVA certificate validation system has inadequate filtering for URL parameter. An unauthenticated remote attacker can perform SSRF attack to discover internal network topology base on query response.

Vulnerability class: SSRF (Server-Side Request Forgery)

Published · last modified .

CVSS v3 metric

CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N.

EPSS exploit prediction

EPSS: 0.005 (37.6th percentile), scored .

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 38th percentile — 37.6% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2022-39055: held from 0.004 to 0.005.

EPSS over last 30 days · oldest: 0.004 · newest: 0.005 · change: +0.000

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2022-39055?
CVE-2022-39055 is a medium-severity vulnerability in Changing Information Technology Inc. Rava Certificate Validation System, classified under Server-Side Request Forgery (SSRF). CVSS score: 5.3/10. Published 2022-10-18.
How severe is CVE-2022-39055?
Medium severity. CVSS v3 base score is 5.3 out of 10.