Is CVE-2022-0432 in the CISA KEV catalog?

No. CVE-2022-0432 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2022-0432?

CVE-2022-0432 has a CVSS v3 base score of 6.1 (MEDIUM).

What is the EPSS score for CVE-2022-0432?

CVE-2022-0432 has an EPSS score of 4.46% (90th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2022-0432?

Upgrade mastodon to 3.5.0 or later.

CVE & CISA-KEV Catalog

CVE-2022-0432

MEDIUMEPSS 90th pctl

6.1

CVSS v3

NVD

Description

Prototype Pollution in GitHub repository mastodon/mastodon prior to 3.5.0.

CWE-1321

How to fix

Remediation Available

mastodonNVD

Affected:< 3.5.0Fixed in:3.5.0CVE-2022-0432derived 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 ComplexityLow

Privileges RequiredNone

User InteractionRequired

ScopeChanged

Impact

ConfidentialityLow

IntegrityLow

AvailabilityNone

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

Exploit Intelligence

4.46%probability of exploitation in 30 days

90thpercentile

High risk: more likely to be exploited than 90% of all known CVEs.

References

Patch1

github.com

Exploit1

huntr.dev

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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.