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Vulnerability record · CVE-2017-3971 · published 4 April 2018

CVE-2017-3971: Mcafee network security manager inadequate encryption strength vulnerability

MMcafee · Network Security Manager

Cryptanalysis vulnerability in the web interface in McAfee Network Security Management (NSM) before 8.2.7.42.2 allows attackers to view confidential information via insecure use of RC4 encryption cyphers.

6.5 CVSS 3.0 Medium EPSS 0.31% · top 78.3% CWE-326 · Inadequate encryption strength
6.5CVSS 3.0 base score, v2 4.0
0.31%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
2References
17 Jun 2026Last modified by NVD

Description

Cryptanalysis vulnerability in the web interface in McAfee Network Security Management (NSM) before 8.2.7.42.2 allows attackers to view confidential information via insecure use of RC4 encryption cyphers.

CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://kc.mcafee.com/corporate/index?page=content&id=SB10192
https://kc.mcafee.com/corporate/index?page=content&id=SB10192

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

9.8CVE-2019-3597Mcafee network security manager vulnerabilityAuthentication Bypass vulnerability in McAfee Network Security Manager (NSM) 9.1 < 9.1.7.75.2 and 9.2 < 9.2.7.31 (9.2 Update 2) allows unauthenticate…EPSS 1.1%9.8CVE-2017-3962Mcafee network security manager vulnerabilityPassword recovery exploitation vulnerability in the non-certificate-based authentication mechanism in McAfee Network Security Management (NSM) before…EPSS 0.35%9.8CVE-2017-3972Mcafee network security manager information exposure vulnerabilityInfrastructure-based foot printing vulnerability in the web interface in McAfee Network Security Management (NSM) before 8.2.7.42.2 allows attackers …EPSS 1.5%9.1CVE-2017-3968Mcafee network data loss prevention vulnerabilitySession fixation vulnerability in the web interface in McAfee Network Security Manager (NSM) before 8.2.7.42.2 and McAfee Network Data Loss Preventio…EPSS 1.5%8.8CVE-2017-3960Mcafee network security manager vulnerabilityExploitation of Authorization vulnerability in the web interface in McAfee Network Security Management (NSM) before 8.2.7.42.2 allows authenticated u…EPSS 0.90%8.8CVE-2017-3965Mcafee network security manager cross-site request forgery vulnerabilityCross-Site Request Forgery (CSRF) (aka Session Riding) vulnerability in the web interface in McAfee Network Security Management (NSM) before 8.2.7.42…EPSS 0.54%6.8CVE-2014-2390Mcafee network security manager cross-site request forgery vulnerabilityCross-site request forgery (CSRF) vulnerability in the User Management module in McAfee Network Security Manager (NSM) before 6.1.15.39 7.1.5.x befor…EPSS 0.71%6.3CVE-2017-3966Mcafee network security manager insufficient session expiration vulnerabilityExploitation of session variables, resource IDs and other trusted credentials vulnerability in the web interface in McAfee Network Security Managemen…EPSS 0.67%

Source: NIST National Vulnerability Database (record CVE-2017-3971), CISA KEV, FIRST EPSS (scores of 2026-10-04). This page is refreshed as NVD updates the record.