CVE-2018-18940

Name: CVE-2018-18940
Creator: NVD / NIST
Published: 2019-01-31T19:29:00.45+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

UnknownEPSS 1.42%

Last modified Jun 17, 2026

CVE-2018-18940 is a vulnerability of currently unknown severity. servlet/SnoopServlet (a servlet installed by default) in Netscape Enterprise 3.63 has reflected XSS via an arbitrary parameter=[XSS] in the query string. A remote unauthenticated attacker could potentially exploit this vulnerability to supply malicious HTML or JavaScript code to a vulnerable web application, which is then reflected back to the victim and executed by the web browser. EPSS estimates a 1.42% chance of exploitation in the next 30 days.

Description

servlet/SnoopServlet (a servlet installed by default) in Netscape Enterprise 3.63 has reflected XSS via an arbitrary parameter=[XSS] in the query string. A remote unauthenticated attacker could potentially exploit this vulnerability to supply malicious HTML or JavaScript code to a vulnerable web application, which is then reflected back to the victim and executed by the web browser. NOTE: this product is discontinued.

Metrics

EPSS Probability

1.42%

69.4th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-79

Affected Software

Vendor	Product	Versions
Netscape	Enterprise Server	3.63

References

http://packetstormsecurity.com/files/150262/Netscape-Enterprise-3.63-Cross-Site-Scripting.htmlExploit, Third Party Advisory, VDB Entry
http://seclists.org/fulldisclosure/2018/Nov/31Exploit, Mailing List, Third Party Advisory
http://packetstormsecurity.com/files/150262/Netscape-Enterprise-3.63-Cross-Site-Scripting.htmlExploit, Third Party Advisory, VDB Entry
http://seclists.org/fulldisclosure/2018/Nov/31Exploit, Mailing List, Third Party Advisory

Timeline

Published: Jan 31, 2019
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2018-18940?

How severe is CVE-2018-18940?

Severity scoring for CVE-2018-18940 is pending analysis. The EPSS model estimates a 1.42% probability of exploitation in the next 30 days.

How do I fix CVE-2018-18940?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2018-18940?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST