802.11 Frame Aggregation and Fragmentation Vulnerabilities in ArubaOS



Risk Low
Patch available YES
Number of vulnerabilities 2
CVE-ID CVE-2020-24588
CVE-2020-26146
CWE-ID CWE-451
CWE-20
Exploitation vector Local network
Public exploit N/A
Vulnerable software
ArubaOS
Operating systems & Components / Operating system

Vendor Aruba Networks

Security Bulletin

This security bulletin contains information about 2 vulnerabilities.

1) Spoofing attack

EUVDB-ID: #VU53098

Risk: Low

CVSSv4.0: 1.3 [CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2020-24588

CWE-ID: CWE-451 - User Interface (UI) Misrepresentation of Critical Information (Clickjacking, spoofing)

Exploit availability: No

Description

The vulnerability allows a remote attacker to perform spoofing attack.

The vulnerability exists due to incorrect processing of user-supplied data in Windows Wireless Networking. A remote attacker on the local network can spoof page content.

Mitigation

Install update from vendor's website.

Vulnerable software versions

ArubaOS: 6.4.2.1 - 8.7.1.1

CPE2.3 External links

https://www.arubanetworks.com/assets/alert/ARUBA-PSA-2021-011.txt


Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the local network (LAN).

Is there known malware, which exploits this vulnerability?

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

2) Input validation error

EUVDB-ID: #VU53167

Risk: Low

CVSSv4.0: 4.3 [CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:A/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2020-26146

CWE-ID: CWE-20 - Improper input validation

Exploit availability: No

Description

The vulnerability allows a remote attacker to compromise the target system.

The vulnerability exists due to the WPA, WPA2, and WPA3 implementations reassemble fragments with non-consecutive packet numbers. A remote attacker on the local network can exfiltrate selected fragments.

Mitigation

Install update from vendor's website.

Vulnerable software versions

ArubaOS: 6.4.2.1 - 8.7.1.1

CPE2.3 External links

https://www.arubanetworks.com/assets/alert/ARUBA-PSA-2021-011.txt


Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the local network (LAN).

Is there known malware, which exploits this vulnerability?

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



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