Vulnerability Report

CVE-2017-3898

Title: Mcafee Livesafe Improper Input Validation

Input Validation Error

Proof Of Concept

PoC Available for CVE-2017-3898

CWE Category CWE-20

Published Date Sep 01, 2017

Modified Date Jun 17, 2026

Exploit Status Available

Score 5.9 CVSS v3.0

Exploit Probability (EPSS)

3.18%

Vulnerability Summary

CVE-2017-3898: A man-in-the-middle attack vulnerability in the non-certificate-based authentication mechanism in McAfee LiveSafe (MLS) versions prior to 16.0.3 allows network attackers to modify the Windows registry value associated with the McAfee update via the HTTP backend-response.

Impacted Vendors

Reference Links

http://service.mcafee.com/FAQDocument.aspx?lc=1033&id=TS102723 http://service.mcafee.com/FAQDocument.aspx?lc=1033&id=TS102723

CVSS v3.0

Source Entity [email protected]

Severity MEDIUM

5.9

Attack Vector

NETWORK

Complexity

HIGH

Privileges

N/A

Interaction

NONE

Confidentiality

N/A

Integrity

N/A

Availability

N/A

Scope

UNCHANGED

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

CVSS v2.0

Source Entity [email protected]

Severity MEDIUM

4.3

Access Vector

N/A

Authentication

N/A

RAW VECTOR AV:N/AC:M/Au:N/C:N/I:P/A:N

Associated Attack Patterns (CAPEC)

Total: Patterns

CVE-2017-3898 Exploits & PoCs (Proof Of Concept)

Exploit-DB https://www.exploit-db.com/exploits/44062

View Code

June 17, 2026 MODIFIED

Vulnerability data updated via NVD.

May 13, 2026 MODIFIED

Vulnerability data updated via NVD.

May 13, 2026 MODIFIED

Vulnerability data updated via NVD.

May 13, 2026 MODIFIED

Vulnerability data updated via NVD.

May 13, 2026 MODIFIED

Vulnerability data updated via NVD.

May 13, 2026 MODIFIED

Vulnerability data updated via NVD.

May 13, 2026 MODIFIED

Vulnerability data updated via NVD.

May 13, 2026 MODIFIED

Vulnerability data updated via NVD.

May 13, 2026 MODIFIED

Vulnerability data updated via NVD.

May 13, 2026 MODIFIED

Vulnerability data updated via NVD.

May 13, 2026 MODIFIED

Vulnerability data updated via NVD.

May 13, 2026 MODIFIED

Vulnerability data updated via NVD.

May 13, 2026 MODIFIED

Vulnerability data updated via NVD.

May 13, 2026 MODIFIED

Vulnerability data updated via NVD.

May 13, 2026 MODIFIED

Vulnerability data updated via NVD.

May 13, 2026 MODIFIED

Vulnerability data updated via NVD.

May 13, 2026 MODIFIED

Vulnerability data updated via NVD.

April 20, 2025 MODIFIED

Vulnerability data or affected products updated.

September 01, 2017 PUBLISHED

Vulnerability first announced in NVD.

Attack Vector Matrix

Access Vector NETWORK

Complexity HIGH

Privileges N/A

Interaction NONE

CVSS Vector String


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

Affected Stack

No specific products linked.