CVE-2021-20024
First published: Fri Jul 09 2021(Updated: )
Multiple Out-of-Bound read vulnerability in SonicWall Switch when handling LLDP Protocol allows an attacker to cause a system instability or potentially read sensitive information from the memory locations.
Credit: PSIRT@sonicwall.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| SonicWall Switch | <=1.0.0.5-16 | |
| Sonicwall Sws12-10fpoe | ||
| Sonicwall Sws12-8 | ||
| Sonicwall Sws12-8poe | ||
| Sonicwall Sws14-24 | ||
| Sonicwall Sws14-24fpoe | ||
| Sonicwall Sws14-48 | ||
| Sonicwall Sws14-48fpoe |
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Frequently Asked Questions
What is CVE-2021-20024?
CVE-2021-20024 is a vulnerability in SonicWall Switch that allows an attacker to cause system instability or potentially read sensitive information from memory locations.
What is the severity of CVE-2021-20024?
CVE-2021-20024 has a severity rating of 8.1 (high).
Which software versions are affected by CVE-2021-20024?
SonicWall Switch versions up to and including 1.0.0.5-16 are affected by CVE-2021-20024.
How can CVE-2021-20024 be exploited?
CVE-2021-20024 can be exploited by sending malicious LLDP Protocol data to the SonicWall Switch.
Is there a fix for CVE-2021-20024?
There is no specific fix available for CVE-2021-20024 at the moment, but SonicWall recommends applying the latest firmware updates and following the recommended security best practices.
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- vendor/sonicwall
- canonical/sonicwall switch
- version/sonicwall switch/1.0.0.5-16
- canonical/sonicwall sws12-10fpoe
- canonical/sonicwall sws12-8
- canonical/sonicwall sws12-8poe
- canonical/sonicwall sws14-24
- canonical/sonicwall sws14-24fpoe
- canonical/sonicwall sws14-48
- canonical/sonicwall sws14-48fpoe