What is CVE-2018-1147?

CVE-2018-1147 is a medium-severity vulnerability in Tenable Nessus, classified under Cross-site Scripting. CVSS score: 5.4/10. Published 2018-05-18.

How severe is CVE-2018-1147?

Medium severity. CVSS v3 base score is 5.4 out of 10.

XSS in Tenable Nessus

CVE-2018-1147

In Nessus before 7.1.0, a XSS vulnerability exists due to improper input validation. A remote authenticated attacker could create and upload a .nessus file, which may be viewed by an administrator allowing for the execution of arbitrary script code in a user's browser session. In other scenarios, XSS could also occur by altering variables from the Advanced Settings.

Vulnerability class: XSS (Cross-Site Scripting)

EPSS: 0.011 (63.5th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.4 (Medium). Vector: CVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N.

Affected products

Tenable Nessus
Tenable Nessus — versions All versions prior to 7.1.0

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

References

vulnreport@tenable.com (x_refsource_CONFIRM, Vendor Advisory)
vulnreport@tenable.com (VDB Entry, Third Party Advisory, vdb-entry, x_refsource_SECTRACK)

Frequently asked questions

What is CVE-2018-1147?: CVE-2018-1147 is a medium-severity vulnerability in Tenable Nessus, classified under Cross-site Scripting. CVSS score: 5.4/10. Published 2018-05-18.
How severe is CVE-2018-1147?: Medium severity. CVSS v3 base score is 5.4 out of 10.