#VU75581 NULL pointer dereference in RIOT-OS - CVE-2023-24822


Vulnerability identifier: #VU75581

Vulnerability risk: Medium

CVSSv4.0: 6.6 [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/E:U/U:Green]

CVE-ID: CVE-2023-24822

CWE-ID: CWE-476

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
RIOT-OS
Operating systems & Components / Operating system

Vendor: RIOT-OS

Description

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to a NULL pointer dereference error during IPHC encoding. A remote attacker can pass specially crafted data to the application and perform a denial of service (DoS) attack.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

RIOT-OS: 2013.08 - 2022.07


External links
http://github.com/RIOT-OS/RIOT/pull/18820/commits/7253e261556f252816f4a3b7c4f96fc10d642485
http://github.com/RIOT-OS/RIOT/security/advisories/GHSA-8x69-5fhj-72wh
http://github.com/RIOT-OS/RIOT/pull/18817/commits/639c04325de4ceb9d444955f4927bfae95843a39


Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.


Latest bulletins with this vulnerability