CVE-2022-34746 (GCVE-0-2022-34746)
Vulnerability from cvelistv5 – Published: 2022-09-20 01:50 – Updated: 2025-05-29 13:42
VLAI
EPSS
VEX
Summary
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.
Severity
5.9 (Medium)
SSVC
Exploitation: none
Automatable: no
Technical Impact: partial
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2025-05-29 13:42 UTC
CWE
- CWE-331 - Insufficient Entropy
Assigner
Zyxel
CNA
References
1 reference
| URL | Tags |
|---|---|
| https://www.zyxel.com/global/en/support/security-… | x_refsource_CONFIRM |
Impacted products
1 product
| Vendor | Product | Version | |
|---|---|---|---|
| Zyxel | Zyxel GS1900 series firmware |
Affected:
< V2.70
|
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