Integer underflow in RIOT-OS - CVE-2023-24820
Published: April 28, 2023
Vulnerability identifier: #VU75583
CSH Severity: Medium
CVSS v4: 8.7 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2023-24820
CWE-ID: CWE-191
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to integer underflow during IPHC receive. A remote attacker can send a specially crafted request to the affected application, trigger integer underflow and cause a denial of service condition on the target system.
Affected software
RIOT-OS
How to mitigate CVE-2023-24820
Install updates from vendor's website.
RIOT-OS - update to 2022.10