Multiple vulnerabilities in Zephyr

Published: 2022-07-27

Risk	Medium
Patch available	YES
Number of vulnerabilities	2
CVE-ID	CVE-2022-1041 CVE-2022-1042
CWE-ID	CWE-787
Exploitation vector	Local network
Public exploit	N/A
Vulnerable software	zephyr Other software / Other software solutions
Vendor	rutantan

Security Bulletin

This security bulletin contains information about 2 vulnerabilities.

1) Out-of-bounds write

EUVDB-ID: #VU65818

Risk: Medium

CVSSv4.0: 6.1 [CVSS:4.0/AV:A/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2022-1041

CWE-ID: CWE-787 - Out-of-bounds write

Exploit availability: No

Description

The vulnerability allows a remote attacker to compromise vulnerable system.

The vulnerability exists due to a boundary error when processing untrusted input in the Bluetooth mesh core stack. A remote user on the local network can trigger out-of-bounds write and execute arbitrary code on the target system.

Mitigation

Install update from vendor's website.

Vulnerable software versions

zephyr: 1.0.0 - 3.0.0

CPE2.3

External links

https://github.com/zephyrproject-rtos/zephyr/security/advisories/GHSA-p449-9hv9-pj38

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated user via the local network (LAN).

Is there known malware, which exploits this vulnerability?

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

2) Out-of-bounds write

EUVDB-ID: #VU65819