#VU62604 Buffer overflow in Jetson AGX Xavier series and Jetson Xavier NX - CVE-2022-28194

Vulnerability identifier: #VU62604

Vulnerability risk: Low

CVSSv4.0: 4 [CVSS:4.0/AV:P/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2022-28194

CWE-ID: CWE-119

Exploitation vector: Local

Exploit availability: No

Vulnerable software:
Jetson AGX Xavier series
Hardware solutions / Firmware
Jetson Xavier NX
Hardware solutions / Firmware

Vendor: nVidia

Description

The vulnerability allows a local attacker to escalate privileges on the system.

The vulnerability exists due to a boundary error  in the Cboot module tegrabl_cbo.c. A local attacker with physical access to the system can trigger memory corruption and execute arbitrary code with elevated privileges.

Successful exploitation of the vulnerability requires that TFTP is enabled.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

Jetson AGX Xavier series: 31.1 - 32.7.1

Jetson Xavier NX: 31.1 - 32.7.1

---

External links
https://nvidia.custhelp.com/app/answers/detail/a_id/5343

---

Q & A

Can this vulnerability be exploited remotely?

No. The attacker should have physical access to the system in order to successfully exploit this vulnerability.

Is there known malware, which exploits this vulnerability?

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