CVE-2017-3971 — SB10192 - Network Security Management (NSM) - Cryptanalysis vulnerability

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HIGH

SB10192 - Network Security Management (NSM) - Cryptanalysis vulnerability

Published Apr 4, 2018

8.2

HIGH

CVSS 3.0

EPSS 0.31%

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.

Affected products

Vendor McAfee Product Network Security Management (NSM) Default
n/a
- Version
  8.2
  Status
  affected
  Constraints
  <8.2.7.42.2

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor

Product

Default status

Versions

McAfee

Network Security Management (NSM)

n/a

Version	Status	Constraints
8.2	affected	<8.2.7.42.2

Remediation

No remediation recorded yet.

Metrics

0.31% 0.00311

Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.

EPSS probability 0.00311

Score over time

2021–2026

EPSS v1
EPSS v5
EPSS v2
EPSS v3

Percentile over time

EPSS v1
EPSS v5
EPSS v2
EPSS v3

Table of values (10 key points)

Flat stretches are collapsed; showing up to 120 newest points.

Date	Score	Percentile	Model
Oct 1, 2026	0.31% (0.00311)	21.62th	v5 (v2026.06.15)
Sep 20, 2026	0.31% (0.00311)	24.10th	v5 (v2026.06.15)
Jul 20, 2024	0.06% (0.00060)	26.27th	v3 (v2023.03.01)
Jun 27, 2024	0.06% (0.00060)	25.97th	v3 (v2023.03.01)
Sep 15, 2023	0.06% (0.00060)	23.96th	v3 (v2023.03.01)
Mar 7, 2023	0.06% (0.00057)	21.85th	v3 (v2023.03.01)
Mar 6, 2023	0.89% (0.00885)	27.89th	v2 (v2022.01.01)
Feb 4, 2022	0.89% (0.00885)	10.50th	v2 (v2022.01.01)
Feb 3, 2022	0.44% (0.00442)	10.76th	v5 (v2026.06.15)
Apr 14, 2021	0.44% (0.00442)	0.00th	v1