#VU76075 Improper Authentication in AirVantage - CVE-2023-31279

Vulnerability identifier: #VU76075

Vulnerability risk: Medium

CVSSv4.0: 5.1 [CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2023-31279

CWE-ID: CWE-287

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
AirVantage
Server applications / Other server solutions

Vendor: Sierra Wireless

Description

The vulnerability allows a remote attacker to bypass authentication process.

The vulnerability exists due to an error in when processing authentication requests. A remote user can configure, manage and execute AT commands on an unsuspecting user’s devices.

Mitigation
Cybersecurity Help is currently unaware of any official solution to address this vulnerability.

Vulnerable software versions

AirVantage: All versions

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External links
https://www.cisa.gov/news-events/ics-advisories/icsa-23-131-07

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Q & A

Can this vulnerability be exploited remotely?

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

Is there known malware, which exploits this vulnerability?

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