Stack Buffer Overflow Vulnerability in Realtek RTL8195AM Device
CVE-2021-39306

9.8CRITICAL

Key Information:

Vendor

Realtek

Status
Rtl8195am Firmware
Vendor
CVE Published:
22 December 2021

What is CVE-2021-39306?

A vulnerable stack buffer overflow exists in the Realtek RTL8195AM device prior to version 2.0.10. This vulnerability can be triggered when an attacker sends an excessively large Authentication challenge text during WEP security processes, potentially leading to unexpected behaviors or exploit scenarios.

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References

https://www.realtek.com
x_refsource_MISC
https://www.amebaiot.com/en/security_bulletin/cve-2021-39...
x_refsource_MISC

CVSS V3.1

Score:
9.8
Severity:
CRITICAL
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

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