VulnerabilityAnalyzed
CVE-2019-25377
OPNsense 19.1 contains a reflected cross-site scripting vulnerability in the system_advanced_sysctl.php endpoint that allows attackers to inject malicious scripts via the value parameter.
MEDIUM 4.8EPSS 0.24%
Does this matter?
Lower severity and a low EPSS score (0.24%). Track it; it rarely justifies an emergency change on its own.
Description
OPNsense 19.1 contains a reflected cross-site scripting vulnerability in the system_advanced_sysctl.php endpoint that allows attackers to inject malicious scripts via the value parameter. Attackers can craft POST requests with script payloads in the value parameter to execute JavaScript in the context of authenticated user sessions.
- CVSS 4.0
- 4.8 MEDIUMCVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:A/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/M
- EPSS
- 0.24% probability · 16th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-79
- Affected
- opnsense/opnsense
- Source
- disclosure@vulncheck.com
References
- https://forum.opnsense.org/index.php?topic=11469.0Release Notes
- https://opnsense.orgProduct
- https://www.exploit-db.com/exploits/46351Exploit, Third Party Advisory, VDB Entry
- https://www.vulncheck.com/advisories/opnsense-reflected-xss-via-systemadvancedsysctlphpBroken Link
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.