Out-of-bounds write in Pixel - CVE-2021-0543
Published: October 17, 2022
Vulnerability identifier: #VU68363
CSH Severity: Low
CVSS v4: 8.5 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2021-0543
CWE-ID: CWE-787
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a local application to escalate privileges on the system.
The vulnerability exists due to a boundary error within the phNxpNciHal_process_ext_rsp() function in phNxpNciHal_ext.cc. A local application can trigger an out-of-bounds read and execute arbitrary code with elevated privileges.
Affected software
Pixel
Session Smart Router
Session Smart Router
How to mitigate CVE-2021-0543
Install updates from vendor's website.
Pixel - update to 11 2021-06-05
Session Smart Router - addressed in versions 5.4.7, 5.5.3
Session Smart Router - addressed in versions 5.4.7, 5.5.3