Is CVE-2022-30123 in the CISA KEV catalog?

No. CVE-2022-30123 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2022-30123?

CVE-2022-30123 has a CVSS v3 base score of 10.0 (CRITICAL).

What is the EPSS score for CVE-2022-30123?

CVE-2022-30123 has an EPSS score of 1.80% (76th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2022-30123?

Upgrade ruby-rack on debian 11 to 2.1.4-3+deb11u1 or later. Fixes are available for 2 affected products.

CVE & CISA-KEV Catalog

CVE-2022-30123

CRITICALEPSS 76th pctl

10.0

CVSS v3

NVD

Description

A sequence injection vulnerability exists in Rack <2.0.9.1, <2.1.4.1 and <2.2.3.1 which could allow is a possible shell escape in the Lint and CommonLogger components of Rack.

CWE-150

How to fix

Remediation Available

ruby-rackDebian

Fixed in:2.1.4-3+deb11u1CVE-2022-30123

Fixed in:2.2.4-1CVE-2022-30123

ruby-rackUbuntu

Fixed in:1.5.2-3+deb8u3ubuntu1~esm4USN-5253-1

Fixed in:1.6.4-3ubuntu0.2+esm2USN-5253-1

Fixed in:1.6.4-4ubuntu0.2+esm2USN-5896-1

Fixed in:1.6.4-4ubuntu0.2+esm1USN-5253-1

Fixed in:2.0.7-2ubuntu0.1+esm1USN-5253-1

Fixed in:2.0.7-2ubuntu0.1+esm2USN-5896-1

Fixed in:2.1.4-5ubuntu1.1USN-7036-1

Fixed in:2.1.4-5ubuntu1+esm2USN-5896-1

TridentStack Control can deploy fixes like this automatically across your Windows, macOS, and Linux fleet. See how it works

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 ComplexityLow

Privileges RequiredNone

User InteractionNone

ScopeChanged

Impact

ConfidentialityHigh

IntegrityHigh

AvailabilityHigh

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

Exploit Intelligence

1.80%probability of exploitation in 30 days

76thpercentile

Elevated risk: more likely to be exploited than 76% of all known CVEs.

References

Third-Party Advisory3

Other references1

security.netapp.com

Related Vulnerabilities

Other CWE-150 vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2017-0899	Critical	9.8	11%	-	Fix
CVE-2025-55754	Critical	9.6	9.9%	-	Fix
CVE-2021-25310	High	8.8	4.6%	-	-
CVE-2020-6932	Critical	10.0	3.6%	-	-
CVE-2024-28085	Low	3.3	2.2%	-	Fix
CVE-2023-3265	Critical	9.8	1.5%	-	Fix

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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.