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[R3] Nessus 6.9.1 Fixes One Vulnerability

Medium
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Synopsis

Nessus and Tenable's managed Nessus Cloud offering were found to be impacted by an authenticated stored cross-site scripting (XSS) issue reported to us by Kaustubh Padwad. Tenable thanks him for privately reporting the issue to us and giving us time to resolve the issue.

Please note that Tenable strongly recommends that Nessus be installed on a subnet that is not Internet addressable.

Solution

Tenable has released Nessus version 6.9.1 that corresponds to the supported operating systems and architectures. This version addresses the XSS issue.

To update your Nessus installation, follow these steps:

This page contains information regarding security vulnerabilities that may impact Tenable's products. This may include issues specific to our software, or due to the use of third-party libraries within our software. Tenable strongly encourages users to ensure that they upgrade or apply relevant patches in a timely manner.

Tenable takes product security very seriously. If you believe you have found a vulnerability in one of our products, we ask that you please work with us to quickly resolve it in order to protect customers. Tenable believes in responding quickly to such reports, maintaining communication with researchers, and providing a solution in short order.

For more details on submitting vulnerability information, please see our Vulnerability Reporting Guidelines page.

If you have questions or corrections about this advisory, please email [email protected]

Risk Information

CVE ID: CVE-2016-9259
Tenable Advisory ID: TNS-2016-17
Risk Factor: Medium
Credit:
Kaustubh Padwad [<a href="http://twitter.com/s3curityb3ast" target="_blank">@s3curityb3ast</a> (Stored XSS Disclosure)
CVSSv2 Base / Temporal Score
4.0 / 3.1
CVSSv2 Vector:
(AV:N/AC:L/Au:S/C:N/I:P/A:N/E:POC/RL:OF/RC:C)

Affected Products

Nessus 6.8, 6.8.1, 6.8.2, 6.9

Disclosure Timeline

2016-11-02 - Issue reported to Tenable via [email protected]
2016-11-09 - Nessus 6.9.1 released
2016-11-09 - CVE requested for XSS via MITRE's new web form thingy

Advisory Timeline

2016-11-09 - [R1] Initial Release
2016-11-10 - [R2] Add CVE
2017-02-28 - [R3] Adjust CVSS for worst-case scenario (AV:A -> AV:N)
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