Is CVE-2022-34746 in the CISA KEV catalog?

No. CVE-2022-34746 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2022-34746?

CVE-2022-34746 has a CVSS v3 base score of 5.9 (MEDIUM).

What is the EPSS score for CVE-2022-34746?

CVE-2022-34746 has an EPSS score of 0.31% (23th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2022-34746?

Upgrade gs1900-10hp firmware to 2.70(aazi.3)c0 or later. Fixes are available for 10 affected products.

CVE & CISA-KEV Catalog

CVE-2022-34746

MEDIUM

5.9

CVSS v3

NVD

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.

CWE-331

How to fix

Remediation Available

gs1900-10hp firmwareNVD

Affected:< 2.70(aazi.3)c0Fixed in:2.70(aazi.3)c0CVE-2022-34746derived from NVD

gs1900-16 firmwareNVD

Affected:< 2.70(aahj.3)c0Fixed in:2.70(aahj.3)c0CVE-2022-34746derived from NVD

gs1900-24 firmwareNVD

Affected:< 2.70(aahl.3)c0Fixed in:2.70(aahl.3)c0CVE-2022-34746derived from NVD

gs1900-24e firmwareNVD

Affected:< 2.70(aahk.3)c0Fixed in:2.70(aahk.3)c0CVE-2022-34746derived from NVD

gs1900-24ep firmwareNVD

Affected:< 2.70(abto.3)c0Fixed in:2.70(abto.3)c0CVE-2022-34746derived from NVD

gs1900-24hpv2 firmwareNVD

Affected:< 2.70(abtp.3)c0Fixed in:2.70(abtp.3)c0CVE-2022-34746derived from NVD

gs1900-48 firmwareNVD

Affected:< 2.70(aahn.3)c0Fixed in:2.70(aahn.3)c0CVE-2022-34746derived from NVD

gs1900-48hpv2 firmwareNVD

Affected:< 2.70(abtq.3)c0Fixed in:2.70(abtq.3)c0CVE-2022-34746derived from NVD

gs1900-8 firmwareNVD

Affected:< 2.70(aahh.3)c0Fixed in:2.70(aahh.3)c0CVE-2022-34746derived from NVD

gs1900-8hp firmwareNVD

Affected:< 2.70(aahi.3)c0Fixed in:2.70(aahi.3)c0CVE-2022-34746derived from NVD

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v3 Vector

Exploitability

Attack VectorNetwork

Attack ComplexityHigh

Privileges RequiredNone

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityHigh

IntegrityNone

AvailabilityNone

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

Exploit Intelligence

0.31%probability of exploitation in 30 days

23rdpercentile

Low risk: more likely to be exploited than 23% of all known CVEs.

References

Patch1

zyxel.com

Embed a live status badge for CVE-2022-34746

Markdown

[![CVE-2022-34746](https://tridentstack.com/cve/badge/CVE-2022-34746.svg)](https://tridentstack.com/cve/CVE-2022-34746)

HTML

<a href="https://tridentstack.com/cve/CVE-2022-34746"><img src="https://tridentstack.com/cve/badge/CVE-2022-34746.svg" alt="CVE-2022-34746"></a>

Find and fix vulnerabilities across your fleet

TridentStack Control continuously scans your Windows, macOS, and Linux fleet for known vulnerabilities, prioritizes them by severity and active exploitation, and patches them automatically.

Start free

This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2024-11-21.