CVE-2022-34746

CWE-3313 documents3 sources
Severity
5.9MEDIUM
EPSS
0.3%
top 47.96%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
11
Zyxel Zyxel Gs1900 Series FirmwareZyxel Gs1900-10hp FirmwareZyxel Gs1900-16 Firmware+8 more
Timeline
PublishedSep 20
Latest updateSep 21

Description

An insufficient entropy vulnerability caused by the improper use of randomness sources with low entropy for RSA key pair generation was found in Zyxel GS1900 series firmware versions prior to V2.70. This vulnerability could allow an unauthenticated attacker to retrieve a private key by factoring the RSA modulus N in the certificate of the web administration interface.

CVSS vector

CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:NExploitability: 2.2 | Impact: 3.6

Affected Packages11 packages

▶NVDzyxel/gs1900-8_firmware< 2.70\(aahh.3\)c0
▶NVDzyxel/gs1900-16_firmware< 2.70\(aahj.3\)c0
▶NVDzyxel/gs1900-24_firmware< 2.70\(aahl.3\)c0
▶NVDzyxel/gs1900-48_firmware< 2.70\(aahn.3\)c0

Patches

Patch: www.zyxel.com ↗Patch: www.zyxel.com ↗

🔴Vulnerability Details

2
GHSA
GHSA-cqpc-c229-h8hr: An insufficient entropy vulnerability caused by the improper use of randomness sources with low entropy for RSA key pair generation was found in Zyxel↗2022-09-21
▶
CVEList
CVE-2022-34746: An insufficient entropy vulnerability caused by the improper use of randomness sources with low entropy for RSA key pair generation was found in Zyxel↗2022-09-20
▶