CVE-2019-25369

EUVD-2019-19426
OPNsense 19.1 contains a stored cross-site scripting vulnerability in the system_advanced_sysctl.php endpoint that allows attackers to inject persistent malicious scripts via the tunable parameter. Attackers can submit POST requests with script payloads that are stored and executed in the context of authenticated user sessions when the page is viewed.
Cross-site Scripting
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTPrimary
6.4 MEDIUM
NETWORK
LOW
LOW
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N
VulnCheckCNA
6.4 MEDIUM
NETWORK
LOW
LOW
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N
Base Score
CVSS 3.x
EPSS Score
Percentile: 7%
Affected Products (NVD)
VendorProductVersion
opnsenseopnsense
19.1
𝑥
= Vulnerable software versions
Common Weakness Enumeration
References
https://forum.opnsense.org/index.php?topic=11469.0
https://opnsense.org
https://www.exploit-db.com/exploits/46351
https://www.vulncheck.com/advisories/opnsense-stored-xss-via-systemadvancedsysctlphp