Stack-based buffer overflow in libtpms - CVE-2021-3569
Published: July 1, 2021
Vulnerability identifier: #VU54503
CSH Severity: Low
CVSS v4: 6.8 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2021-3569
CWE-ID: CWE-121
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to a boundary error in libtpms while decrypting data using RSA. A local user can trigger a stack-based buffer overflow and perform a denial of service (DoS) attack.
Affected software
libtpms
How to mitigate CVE-2021-3569
Install updates from vendor's website.
libtpms - update to 0.7.2