Is CVE-2022-24836 in the CISA KEV catalog?

No. CVE-2022-24836 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2022-24836?

CVE-2022-24836 has a CVSS v3 base score of 7.5 (HIGH).

What is the EPSS score for CVE-2022-24836?

CVE-2022-24836 has an EPSS score of 3.55% (88th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2022-24836?

Upgrade ruby-nokogiri on debian 11 to 1.11.1+dfsg-2+deb11u1 or later.

CVE & CISA-KEV Catalog

CVE-2022-24836

HIGHEPSS 88th pctl

7.5

CVSS v3

NVD

Description

Nokogiri is an open source XML and HTML library for Ruby. Nokogiri `< v1.13.4` contains an inefficient regular expression that is susceptible to excessive backtracking when attempting to detect encoding in HTML documents. Users are advised to upgrade to Nokogiri `>= 1.13.4`. There are no known workarounds for this issue.

CWE-400Resource Exhaustion CWE-1333

How to fix

Remediation Available

ruby-nokogiriDebian

Fixed in:1.11.1+dfsg-2+deb11u1CVE-2022-24836

Fixed in:1.13.5+dfsg-1CVE-2022-24836

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

ScopeUnchanged

Impact

ConfidentialityNone

IntegrityNone

AvailabilityHigh

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

Exploit Intelligence

3.55%probability of exploitation in 30 days

88thpercentile

Elevated risk: more likely to be exploited than 88% of all known CVEs.

References

Patch1

github.com

Third-Party Advisory6

Other references4

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Markdown

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HTML

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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.