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.
Published: 2022-09-20
Score: 5.9 Medium
EPSS: < 1% Very Low
KEV: No
Impact: n/a
Action: n/a
AI Analysis

No analysis available yet.

Remediation

No remediation available yet.

Tracking

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Advisories
Source ID Title
EUVD EUVD EUVD-2022-37695 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.
History

Thu, 29 May 2025 14:15:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}


Subscriptions

Zyxel Gs1900-10hp Gs1900-10hp Firmware Gs1900-16 Gs1900-16 Firmware Gs1900-24 Gs1900-24 Firmware Gs1900-24e Gs1900-24e Firmware Gs1900-24ep Gs1900-24ep Firmware Gs1900-24hpv2 Gs1900-24hpv2 Firmware Gs1900-48 Gs1900-48 Firmware Gs1900-48hpv2 Gs1900-48hpv2 Firmware Gs1900-8 Gs1900-8 Firmware Gs1900-8hp Gs1900-8hp Firmware
cve-icon MITRE

Status: PUBLISHED

Assigner: Zyxel

Published:

Updated: 2025-05-29T13:42:48.236Z

Reserved: 2022-06-28T00:00:00.000Z

Link: CVE-2022-34746

cve-icon Vulnrichment

Updated: 2024-08-03T09:22:09.990Z

cve-icon NVD

Status : Modified

Published: 2022-09-20T02:15:08.640

Modified: 2024-11-21T07:10:06.513

Link: CVE-2022-34746

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

No data.

Weaknesses