Strix
26.1K

CVE-2024-21778

HIGHCVSS 7.2/10EPSS 0.94%

Last modified

CVE-2024-21778 is a high-severity vulnerability rated 7.2/10 on the CVSS scale. 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. EPSS estimates a 0.94% chance of exploitation in the next 30 days.

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.

Metrics

CVSS 3.1
7.2/10

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

EPSS Probability
0.94%

56.5th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersions
RealtekRtl819x Jungle Software Development Kit3.4.11
Level1Wbr-6013 Firmwarerer4_a_v3411b_2t2r_lev_09_170623

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is CVE-2024-21778?
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.
How severe is CVE-2024-21778?
CVE-2024-21778 has a CVSS score of 7.2/10 (HIGH severity). The EPSS model estimates a 0.94% probability of exploitation in the next 30 days.
How do I fix CVE-2024-21778?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2024-21778?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST