VULNERABILITY INTELLIGENCE
CVE-2022-46143
CVSS score2.7 LOW
EPSS probability0.75%
CISA KEVNot currently listed
Published2022-12-13
Last modified2026-06-17
CVSS vectorCVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:N/A:N
Description
Affected devices do not check the TFTP blocksize correctly. This could allow an authenticated attacker to read from an uninitialized buffer that potentially contains previously allocated data.
Weakness classification
- productcert@siemens.com: CWE-1284
- nvd@nist.gov: CWE-1284