high
7.5
CWE
617
Advisory Published
Updated

CVE-2023-40462: Improper input leads to DoS

First published: Mon Dec 04 2023(Updated: )

The ACEManager component of ALEOS 4.16 and earlier does not perform input sanitization during authentication, which could potentially result in a Denial of Service (DoS) condition for ACEManager without impairing other router functions. ACEManager recovers from the DoS condition by restarting within ten seconds of becoming unavailable.

Credit: security@sierrawireless.com

Affected SoftwareAffected VersionHow to fix
Sierra Wireless AirLink Cellular Routers
Sierra Wireless AirLink Cellular Routers
OpenNDS
All of
Sierra Wireless ALEOS<=4.16.0
Any of
Sierra Wireless AirLink ES450
Sierra Wireless AirLink GX450
Sierra Wireless AirLink LX40
Sierra Wireless AirLink LX60
Sierra Wireless AirLink MP70
Sierra Wireless AirLink RV50X
Sierra Wireless AirLink RV55
Debian Linux=10.0

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Reference Links

Frequently Asked Questions

  • What is CVE-2023-40462?

    CVE-2023-40462 is a vulnerability in the ACEManager component of ALEOS 4.16 and earlier, which could potentially result in a Denial of Service (DoS) condition for ACEManager without impairing other router functions.

  • What is the severity of CVE-2023-40462?

    The severity of CVE-2023-40462 is high, with a severity value of 7.5.

  • What software is affected by CVE-2023-40462?

    The Sierra AirLink cellular routers with ALEOS 4.16 and earlier, TinyXML, and OpenNDS are affected by CVE-2023-40462.

  • How does CVE-2023-40462 impact ACEManager?

    CVE-2023-40462 can result in a Denial of Service (DoS) condition for ACEManager, while not impairing other router functions.

  • Is there a fix for CVE-2023-40462?

    Sierra Wireless has released a technical bulletin with instructions on how to address CVE-2023-40462. Please refer to the provided reference link for more information.

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