CVE-2024-21778 — HIGH (7.2)

Vulnerability Description

A heap-based buffer overflow vulnerability exists in the configuration file mib_init_value_array functionality of Realtek rtl819x Jungle SDK v3.4.11. A specially crafted .dat file can lead to arbitrary code execution. An attacker can upload a malicious file to trigger this vulnerability.

CVSS Score

7.2

HIGH

CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

HIGH

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

HIGH

Integrity

HIGH

Availability

HIGH

Affected Products

Vendor	Product	Versions
Realtek	Rtl819X Jungle Software Development Kit	3.4.11
Level1	Wbr-6013 Firmware	rer4_a_v3411b_2t2r_lev_09_170623
Level1	Wbr-6013	-

Related Weaknesses (CWE)

CWE-122 CWE-787

References

https://talosintelligence.com/vulnerability_reports/TALOS-2024-1911Third Party Advisory
https://talosintelligence.com/vulnerability_reports/TALOS-2024-1911Third Party Advisory
https://www.talosintelligence.com/vulnerability_reports/TALOS-2024-1911

FAQ

What is CVE-2024-21778?

CVE-2024-21778 is a vulnerability with a CVSS score of 7.2 (HIGH). A heap-based buffer overflow vulnerability exists in the configuration file mib_init_value_array functionality of Realtek rtl819x Jungle SDK v3.4.11. A specially crafted .dat file can lead to arbitrar...

How severe is CVE-2024-21778?

CVE-2024-21778 has been rated HIGH with a CVSS base score of 7.2/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2024-21778?

Check the references section above for vendor advisories and patch information. Affected products include: Realtek Rtl819X Jungle Software Development Kit, Level1 Wbr-6013 Firmware, Level1 Wbr-6013.