XSS in Netgate Pfsense
CVE-2020-10797
An XSS vulnerability resides in the hostname field of the diag_ping.php page in pfsense before 2.4.5 version. After passing inputs to the command and executing this command, the $result variable is not sanitized before it is printed.
Vulnerability class: XSS (Cross-Site Scripting)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 6.1 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N.
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: 0.023 · newest: 0.024 · change: +0.001
Affected products
Weakness classification (CWE)
References
- redmine.pfsense.org/issues/10355 (Third Party Advisory, Issue Tracking)
- github.com/pfsense/pfsense/commit/cc3990a334059018b004c91eeb66c147d8afe83d (Patch, Third Party Advisory)
- docs.netgate.com/pfsense/en/latest/releases/2-4-5-new-features-and-changes.html (Release Notes, Vendor Advisory)
Frequently asked questions
- What is CVE-2020-10797?
- CVE-2020-10797 is a medium-severity vulnerability in Netgate Pfsense, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2020-04-29.
- How severe is CVE-2020-10797?
- Medium severity. CVSS v3 base score is 6.1 out of 10.