Multiple privilege escalation vulnerabilities in ArubaOS



Published: 2021-09-02
Risk Low
Patch available YES
Number of vulnerabilities 4
CVE-ID CVE-2021-37722
CVE-2021-37721
CVE-2021-37720
CVE-2020-37719
CWE-ID CWE-78
Exploitation vector Local
Public exploit N/A
Vulnerable software
Subscribe 		ArubaOS
Operating systems & Components / Operating system

Vendor Aruba Networks

Security Bulletin

This security bulletin contains information about 4 vulnerabilities.

1) OS Command Injection

EUVDB-ID: #VU56287

Risk: Low

CVSSv3.1: 6.8 [CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2021-37722

CWE-ID: CWE-78 - Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')

Exploit availability: No

Description

The vulnerability allows a local user to execute arbitrary shell commands on the target system.

The vulnerability exists due to improper input validation in the command line interface. A local  authenticated user can pass specially crafted data to the application and execute arbitrary OS commands on the target system with elevated privileges.


Mitigation

Install updates from vendor's website.

Vulnerable software versions

ArubaOS: 6.4.2.1 - 8.7.1.3

External links

http://www.arubanetworks.com/assets/alert/ARUBA-PSA-2021-016.txt


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) OS Command Injection

EUVDB-ID: #VU56286

Risk: Low

CVSSv3.1: 6.8 [CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2021-37721

CWE-ID: CWE-78 - Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')

Exploit availability: No

Description

The vulnerability allows a local user to execute arbitrary shell commands on the target system.

The vulnerability exists due to improper input validation in the command line interface. A local  authenticated user can pass specially crafted data to the application and execute arbitrary OS commands on the target system with elevated privileges.


Mitigation

Install updates from vendor's website.

Vulnerable software versions

ArubaOS: 6.4.2.1 - 8.7.1.3

External links

http://www.arubanetworks.com/assets/alert/ARUBA-PSA-2021-016.txt


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) OS Command Injection

EUVDB-ID: #VU56285

Risk: Low

CVSSv3.1: 6.8 [CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2021-37720

CWE-ID: CWE-78 - Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')

Exploit availability: No

Description

The vulnerability allows a local user to execute arbitrary shell commands on the target system.

The vulnerability exists due to improper input validation in the command line interface. A local  authenticated user can pass specially crafted data to the application and execute arbitrary OS commands on the target system with elevated privileges.


Mitigation

Install updates from vendor's website.

Vulnerable software versions

ArubaOS: 6.4.2.1 - 8.7.1.3

External links

http://www.arubanetworks.com/assets/alert/ARUBA-PSA-2021-016.txt


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.

4) OS Command Injection

EUVDB-ID: #VU56284

Risk: Low

CVSSv3.1: 6.8 [CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2020-37719

CWE-ID: CWE-78 - Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')

Exploit availability: No

Description

The vulnerability allows a local user to execute arbitrary shell commands on the target system.

The vulnerability exists due to improper input validation in the command line interface. A local  authenticated user can pass specially crafted data to the application and execute arbitrary OS commands on the target system with elevated privileges.


Mitigation

Install updates from vendor's website.

Vulnerable software versions

ArubaOS: 6.4.2.1 - 8.7.1.3

External links

http://www.arubanetworks.com/assets/alert/ARUBA-PSA-2021-016.txt


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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