CVE-2018-20307

Name: CVE-2018-20307
Creator: NVD / NIST
Published: 2018-12-20T09:29:00.477+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 4.3/10EPSS 0.83%

Last modified Jun 17, 2026

CVE-2018-20307 is a medium-severity vulnerability rated 4.3/10 on the CVSS scale. Pulse Secure Virtual Traffic Manager 9.9 versions prior to 9.9r2 and 10.4r1 allow a remote authenticated user to obtain sensitive historical activity information by leveraging incorrect permission validation.. EPSS estimates a 0.83% chance of exploitation in the next 30 days.

Description

Pulse Secure Virtual Traffic Manager 9.9 versions prior to 9.9r2 and 10.4r1 allow a remote authenticated user to obtain sensitive historical activity information by leveraging incorrect permission validation.

Metrics

CVSS 3.1

4.3/10

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N

EPSS Probability

0.83%

53.0th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-200

Affected Software

Vendor	Product	Versions
Pulsesecure	Virtual Traffic Manager	9.9
Pulsesecure	Virtual Traffic Manager	10.4
Pulsesecure	Virtual Traffic Manager	17.2

References

https://kb.pulsesecure.net/articles/Pulse_Security_Advisories/SA43730Vendor Advisory
https://kb.pulsesecure.net/articles/Pulse_Security_Advisories/SA43730Vendor Advisory

Timeline

Published: Dec 20, 2018
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2018-20307?

How severe is CVE-2018-20307?

CVE-2018-20307 has a CVSS score of 4.3/10 (MEDIUM severity). The EPSS model estimates a 0.83% probability of exploitation in the next 30 days.

How do I fix CVE-2018-20307?

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-2018-20307?

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

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Source: NVD / NIST