Heap-based Buffer Overflow Vulnerability in Realtek RTL819x Jungle SDK
CVE-2024-21778

7.2HIGH

Key Information:

Vendor

Levelone

Status
Wbr-6013
Rtl819x Jungle Sdk
Vendor
CVE Published:
8 July 2024

What is CVE-2024-21778?

A heap-based buffer overflow vulnerability has been identified in the configuration file handling of the Realtek rtl819x Jungle SDK version 3.4.11. By manipulating a specially crafted .dat file, an attacker can exploit this vulnerability to execute arbitrary code on the affected system. This exploitation can occur when the malicious file is uploaded, allowing unauthorized access and control over the device. Security measures should be implemented to mitigate risks associated with file handling and validate input files properly.

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Affected Version(s)

rtl819x Jungle SDK v3.4.11

WBR-6013 RER4_A_v3411b_2T2R_LEV_09_170623

References

https://talosintelligence.com/vulnerability_reports/TALOS...

CVSS V3.1

Score:
7.2
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
High
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Credit

Discovered by Francesco Benvenuto and Kelly Patterson of Cisco Talos.
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