What is CVE-2023-24820?

CVE-2023-24820 is a high-severity vulnerability in Riot-os Riot, classified under Integer Underflow. CVSS score: 7.5/10. Published 2023-04-24.

How severe is CVE-2023-24820?

High severity. CVSS v3 base score is 7.5 out of 10.

Buffer overflow in Riot-os Riot

CVE-2023-24820

RIOT-OS, an operating system that supports Internet of Things devices, contains a network stack with the ability to process 6LoWPAN frames. An attacker can send a crafted frame to the device resulting in a large out of bounds write beyond…

EPSS: 0.006 (68.7th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.

Affected products

Riot-os Riot — versions < 2022.10

Weakness classification (CWE)

References

https://github.com/RIOT-OS/RIOT/security/advisories/GHSA-vpx8-h94p-9vrj (x_refsource_CONFIRM)
https://github.com/RIOT-OS/RIOT/pull/18817/commits/2709fbd827b688fe62df2c77c316914f4a3a6d4a (x_refsource_MISC)
https://github.com/RIOT-OS/RIOT/pull/18820/commits/d052e2ee166e55bbdfe4c455e65dbd7e3479ebe3 (x_refsource_MISC)

Frequently asked questions

What is CVE-2023-24820?: CVE-2023-24820 is a high-severity vulnerability in Riot-os Riot, classified under Integer Underflow. CVSS score: 7.5/10. Published 2023-04-24.
How severe is CVE-2023-24820?: High severity. CVSS v3 base score is 7.5 out of 10.