Multiple vulnerabilities in McAfee Agent for Windows



Published: 2021-09-29
Risk Low
Patch available YES
Number of vulnerabilities 3
CVE-ID CVE-2021-31847
CVE-2021-31841
CVE-2021-31836
CWE-ID CWE-269
CWE-426
Exploitation vector Local
Public exploit N/A
Vulnerable software
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McAfee Agent
Other software / Other software solutions

Vendor

Security Bulletin

This security bulletin contains information about 3 vulnerabilities.

1) Improper Privilege Management

EUVDB-ID: #VU56908

Risk: Low

CVSSv3.1: 7.1 [CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2021-31847

CWE-ID: CWE-269 - Improper Privilege Management

Exploit availability: No

Description

The vulnerability allows a local user to escalate privileges.

The vulnerability exists due to improper privilege management within the installer. A local user can escalate privileges.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

McAfee Agent: before 5.7.4

External links

http://kc.mcafee.com/corporate/index?page=content&id=SB10369
http://www.zerodayinitiative.com/advisories/ZDI-21-1104/


Q & A

Can this vulnerability be exploited remotely?

No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.

Is there known malware, which exploits this vulnerability?

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

2) Untrusted search path

EUVDB-ID: #VU56909

Risk: Low

CVSSv3.1: 7.1 [CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2021-31841

CWE-ID: CWE-426 - Untrusted Search Path

Exploit availability: No

Description

The vulnerability allows a local user to escalate privileges.

The vulnerability exists due to uncontrolled search path. A local user can perform a DLL sideloading attack and gain elevated privileges on the target system.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

McAfee Agent: before 5.7.4

External links

http://kc.mcafee.com/corporate/index?page=content&id=SB10369


Q & A

Can this vulnerability be exploited remotely?

No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.

Is there known malware, which exploits this vulnerability?

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

3) Improper Privilege Management

EUVDB-ID: #VU56910

Risk: Low

CVSSv3.1: 4.9 [CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:H/I:L/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2021-31836

CWE-ID: CWE-269 - Improper Privilege Management

Exploit availability: No

Description

The vulnerability allows a local user to gain access to sensitive information on the system.

The vulnerability exists due to improper privilege management in maconfig. A local user can gain access to sensitive information on the target system.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

McAfee Agent: before 5.7.4

External links

http://kc.mcafee.com/corporate/index?page=content&id=SB10369


Q & A

Can this vulnerability be exploited remotely?

No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.

Is there known malware, which exploits this vulnerability?

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



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