An issue was discovered in NagVis 1.9b12. The vulnerability exists due to insufficient filtration of user-supplied data passed to the "nagvis-master/share/userfiles/gadgets/std_table.php" URL. An attacker could execute arbitrary HTML and script code in a browser in the context of the vulnerable website.
Conclusion & alert: CVE-2017-6393 is rated Moderate Risk (41.4/100): CVSS Medium severity, with low exploitation likelihood (EPSS 0.29%). Mandatory action: Review affected assets and schedule remediation.
Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.
EPSS lead: Daily EPSS estimates relative likelihood of exploitation; percentile ranks this CVE among scored vulnerabilities (higher = more severe relative rank).
| # | Date | Old EPSS score | New EPSS score | Delta (New - Old) |
|---|---|---|---|---|
| 1 | 2025-03-30 | 0.57% | 0.29% | -0.28% |
| 2 | 2025-03-29 | 0.29% | 0.57% | +0.28% |
| 3 | 2025-03-17 | — | 0.29% | — |
Full EPSS history (6 records total)
CVSS metrics for this CVE.
| Base score | Version | Severity | Vector | Exploitability | Impact | Score source |
|---|---|---|---|---|---|---|
| 6.1 | 3.0 | MEDIUM |
|
2.8 | 2.7 | [email protected] |
| 4.3 | 2.0 | MEDIUM |
|
8.6 | 2.9 | [email protected] |
| vendor | priority | summary | link |
|---|---|---|---|
debian
|
unimportant | CVE-2017-6393 unimportant priority: Debian including 1 source packages (nagvis), 5 status rows across 5 suites (bookworm, bullseye, forky, sid, trixie): resolved 5. | https://security-tracker.debian.org/tracker/CVE-2017-6393 |
ubuntu
|
medium | CVE-2017-6393 medium priority: Ubuntu including 1 source packages (nagvis), 9 status rows across 9 suites (artful, bionic, cosmic, precise, trusty, upstream, xenial, yakkety, zesty): ignored 4, not-affected 3, DNE 1, released 1. | https://ubuntu.com/security/CVE-2017-6393 |
| URL | Tags |
|---|---|
| http://www.securityfocus.com/bid/96537 | |
| https://github.com/NagVis/nagvis/issues/91 | Patch Vendor Advisory |