VDB-119377 · CVE-2017-3962 · Qualys 370931

McAfee Network Security Management up to 8.2.7 Authentication Mechanism Password credentials management

CVSS Meta Temp Score CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.	Current Exploit Price (≈) Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.	CTI Interest Score Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
7.5	$0-$5k	0.00

A vulnerability classified as critical was found in McAfee Network Security Management up to 8.2.7. Affected by this vulnerability is some unknown processing of the component Authentication Mechanism. The manipulation with an unknown input leads to a credentials management vulnerability (Password). The CWE definition for the vulnerability is CWE-255. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

Password recovery exploitation vulnerability in the non-certificate-based authentication mechanism in McAfee Network Security Management (NSM) before 8.2.7.42.2 allows attackers to crack user passwords via unsalted hashes.

The bug was discovered 04/20/2018. The weakness was disclosed 06/12/2018 (Website). The advisory is shared at kc.mcafee.com. This vulnerability is known as CVE-2017-3962 since 12/26/2016. The exploitation appears to be easy. The attack can be launched remotely. The exploitation doesn't need any form of authentication. Neither technical details nor an exploit are publicly available. MITRE ATT&CK project uses the attack technique T1552 for this issue.

The vulnerability was handled as a non-public zero-day exploit for at least 53 days. During that time the estimated underground price was around $5k-$25k. The commercial vulnerability scanner Qualys is able to test this issue with plugin 370931 (McAfee Network Security Manager multiple vulnerabilities (SB10192)).

Upgrading to version 8.2.7.42.2 eliminates this vulnerability.

The entries 115640, 115795, 115796 and 115797 are pretty similar.

Productinfo

Vendor

McAfee

Name

Network Security Management

Version

License

commercial

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB CVSS-B Score: 🔍
VulDB CVSS-BT Score: 🔍
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.6
VulDB Meta Temp Score: 7.5

VulDB Base Score: 7.3
VulDB Temp Score: 7.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 9.8
NVD Vector: 🔍

CNA Base Score: 5.6
CNA Vector (McAfee): 🔍

CVSSv2info

AV	AC	Au	C	I	A
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳

Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
unlock	unlock	unlock	unlock	unlock	unlock
unlock	unlock	unlock	unlock	unlock	unlock
unlock	unlock	unlock	unlock	unlock	unlock

VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Name: Password
Class: Credentials management / Password
CWE: CWE-255
CAPEC: 🔍
ATT&CK: 🔍

Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-Day	unlock	unlock	unlock	unlock
Today	unlock	unlock	unlock	unlock

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: Network Security Management 8.2.7.42.2

Timelineinfo

12/26/2016 🔍
04/20/2018 +480 days 🔍
06/12/2018 +52 days 🔍
06/12/2018 +0 days 🔍
06/12/2018 +0 days 🔍
03/22/2023 +1744 days 🔍

Sourcesinfo

Vendor: mcafee.com

Advisory: kc.mcafee.com
Status: Not defined
Confirmation: 🔍

CVE: CVE-2017-3962 (🔍)
See also: 🔍

Entryinfo

Created: 06/12/2018 21:42
Updated: 03/22/2023 14:51
Changes: 06/12/2018 21:42 (62), 02/18/2020 11:07 (2), 03/22/2023 14:51 (14)
Complete: 🔍