CVE-2022-26320 describes a critical vulnerability in the Rambus SafeZone Basic Crypto Module, affecting devices from Fujifilm and Canon, where RSA keys can be broken using Fermat's factorization method. This allows an attacker to efficiently derive private RSA keys from public TLS certificates. With a CVSS score of 9.1 (CRITICAL), this vulnerability has a network attack vector, low attack complexity, and can lead to high confidentiality and integrity impacts. While there is no known active exploitation, public exploit code, or Metasploit/Nuclei modules, the vulnerability has garnered some community discussion and media coverage.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
>= 9.3.0, < 10.4.0CPE matchmatch criteria | cpe:2.3:a:rambus:safezone_basic_crypto_module:*:*:*:*:non-fips_certified:*:*:* | ||
< 1.1.7CPE matchmatch criteria | cpe:2.3:o:fujifilm:apeos_c7070_firmware:*:*:*:*:*:*:*:* | ||
< 1.1.7CPE matchmatch criteria | cpe:2.3:o:fujifilm:apeos_c6570_firmware:*:*:*:*:*:*:*:* | ||
< 1.1.7CPE matchmatch criteria | cpe:2.3:o:fujifilm:apeos_c5570_firmware:*:*:*:*:*:*:*:* | ||
< 1.1.7CPE matchmatch criteria | cpe:2.3:o:fujifilm:apeos_c4570_firmware:*:*:*:*:*:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.3 Bluesky, 0.3 Mastodon, and 2.4 GitHub mentions.
The average CVE in this peer group has 0.3 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.
Remediation records are not available for this CVE.