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Privilege escalation in McAfee Antivirus Software



Published: 2019-11-13
Severity High
Patch available YES
Number of vulnerabilities 1
CVE ID CVE-2019-3648
CWE ID CWE-264
Exploitation vector Network
Public exploit N/A
Vulnerable software
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McAfee Total Protection (MTP)
Client/Desktop applications / Antivirus software/Personal firewalls

McAfee Anti-Virus Plus (AVP)
Client/Desktop applications / Antivirus software/Personal firewalls

McAfee Internet Security (MIS)
Client/Desktop applications / Antivirus software/Personal firewalls

Vendor McAfee

Security Advisory

This security advisory describes one high risk vulnerability.

1) Permissions, Privileges, and Access Controls

Severity: High

CVSSv3: 7 [CVSS:3.0/AV:N/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:H/E:U/RL:O/RC:C] [PCI]

CVE-ID: CVE-2019-3648

CWE-ID: CWE-264 - Permissions, Privileges, and Access Controls

Exploit availability: No

Description

The vulnerability allows a remote user to escalate privileges on the system.

The vulnerability exists due to the affected software does not check if the third-party files have the correct digital signatures and are loaded from the correct location. A remote administrator can load an unsigned arbitrary DLL, execute arbitrary code on the target system and escalate to SYSTEM privileges.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

McAfee Total Protection (MTP): -, 16.0.R22

McAfee Anti-Virus Plus (AVP): -, 16.0.R22

McAfee Internet Security (MIS): -, 16.0.R22

CPE External links

https://gbhackers.com/vulnerability-mcafee-antivirus/
https://service.mcafee.com/webcenter/portal/oracle/webcenter/page/scopedMD/s55728c97_466d_4ddb_952d_05484ea932c6/Page29.jspx?wc.contextURL=%2Fspaces%2Fcp&articleId=TS102984&_afrLoop=518789560755102&leftWidth=0%25&showFooter=false&showHeader=false&rightWidth=0%25¢erWidth=100%25#!%40%40%3FshowFooter%3Dfalse%26_afrLoop%3D518789560755102%26articleId%3DTS102984%26leftWidth%3D0%2525%26showHeader%3Dfalse%26wc.contextURL%3D%252Fspaces%252Fcp%26rightWidth%3D0%2525%26centerWidth%3D100%2525%26_adf.ctrl-state%3D17dpx1xd3k_75

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated privileged user via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.