CVE-2022-26320 Information

Description

The Rambus SafeZone Basic Crypto Module before 10.4.0 as used in certain Fujifilm (formerly Fuji Xerox) devices before 2022-03-01 Canon imagePROGRAF and imageRUNNER devices through 2022-03-14 and potentially many other devices generates RSA keys that can be broken with Fermat’s factorization method. This allows efficient calculation of private RSA keys from the public key of a TLS certificate.

CVSS Vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N

Reference

https://fermatattack.secvuln.info https://www.fujifilm.com/fbglobal/eng/company/news/notice/2022/0302_rsakey_announce.html https://safezoneswupdate.com https://global.canon/en/support/security/index.html

Attack Complexity

LOW

Privileges Required

NONE

User Interaction Required

NONE

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

HIGH

Availability Impact

HIGH

Base Score

NONE

Base Severity

9.1