Vulnerability Monitor

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CVE-2019-3643


McAfee Web Gateway (MWG) earlier than 7.8.2.13 is vulnerable to a remote attacker exploiting CVE-2019-9511, potentially leading to a denial of service. This affects the scanning proxies.


Security Impact Summary

This vulnerability carries a MEDIUM severity rating with a CVSS v3.1 score of 5.3, indicating it can be exploited remotely over the network with relatively low complexity without requiring user interaction and does not require pre-existing privileges . The vulnerability impacts and limited availability for affected systems. Impacting 4 products from mcafee, from mcafee, from mcafee and 1 other, organizations running these solutions should prioritize assessment and patching.

Historical Context

First disclosed in 2019, this vulnerability was reported during a period defined by widespread IoT adoption challenges, mobile security concerns, and the emergence of advanced persistent threat (APT) techniques. Contemporary mitigation strategies focused on secure development practices and third-party component vetting.


Published

2019-09-11T15:15:11.670

Last Modified

2024-11-21T04:42:17.177

Status

Modified

Source

[email protected]

Severity

CVSSv3.1: 5.3 (MEDIUM)

CVSSv2 Vector

AV:N/AC:L/Au:N/C:N/I:N/A:P

  • Access Vector: NETWORK
  • Access Complexity: LOW
  • Authentication: NONE
  • Confidentiality Impact: NONE
  • Integrity Impact: NONE
  • Availability Impact: PARTIAL
Exploitability Score

10.0

Impact Score

2.9

Weaknesses
  • Type: Primary
    NVD-CWE-noinfo

Affected Vendors & Products
Type Vendor Product Version/Range Vulnerable?
Application mcafee active_response 1.0.0 Yes
Application mcafee active_response 1.1.0 Yes
Application mcafee active_response 2.0 Yes
Application mcafee active_response 2.0.1 Yes
Application mcafee active_response 2.1 Yes
Application mcafee active_response 2.2 Yes
Application mcafee active_response 2.3 Yes
Application mcafee active_response 2.4 Yes
Application mcafee advanced_threat_defense 4.0 Yes
Application mcafee advanced_threat_defense 4.2 Yes
Application mcafee advanced_threat_defense 4.4 Yes
Application mcafee advanced_threat_defense 4.6 Yes
Application mcafee enterprise_security_manager 10.2.0 Yes
Application mcafee enterprise_security_manager 10.3.4 Yes
Application mcafee enterprise_security_manager 10.4.0 Yes
Application mcafee enterprise_security_manager 11.0.0 Yes
Application mcafee enterprise_security_manager 11.1.0 Yes
Application mcafee enterprise_security_manager 11.1.1 Yes
Application mcafee enterprise_security_manager 11.1.2 Yes
Application mcafee enterprise_security_manager 11.1.3 Yes
Application mcafee enterprise_security_manager 11.2.0 Yes
Application mcafee web_gateway < 7.7.2.24 Yes
Application mcafee web_gateway < 7.8.2.13 Yes
Application mcafee web_gateway < 8.2.0 Yes

References

How SecUtils Interprets This CVE

SecUtils normalizes and enriches National Vulnerability Database (NVD) records by standardizing vendor and product identifiers, aggregating vulnerability metadata from both NVD and MITRE sources, and providing structured context for security teams. For mcafee's affected products, we extract Common Platform Enumeration (CPE) data, Common Weakness Enumeration (CWE) classifications, CVSS severity metrics, and reference data to enable rapid vulnerability prioritization and asset correlation. This record contains no exploit code, proof-of-concept instructions, or attack methodologies—only defensive intelligence necessary for patch management, risk assessment, and security operations.