Uncontrolled Resource Consumption in org.cyberneko.html (nokogiri fork)
CVE-2022-24839

7.5HIGH

Key Information:

Vendor

Sparklemotion

Status
Nekohtml
Vendor
CVE Published:
11 April 2022

What is CVE-2022-24839?

org.cyberneko.html is an html parser written in Java. The fork of org.cyberneko.html used by Nokogiri (Rubygem) raises a java.lang.OutOfMemoryError exception when parsing ill-formed HTML markup. Users are advised to upgrade to >= 1.9.22.noko2. Note: The upstream library org.cyberneko.html is no longer maintained. Nokogiri uses its own fork of this library located at https://github.com/sparklemotion/nekohtml and this CVE applies only to that fork. Other forks of nekohtml may have a similar vulnerability.

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Affected Version(s)

nekohtml < 1.9.22.noko2

References

https://github.com/sparklemotion/nekohtml/security/adviso...
x_refsource_CONFIRM
https://github.com/sparklemotion/nekohtml/commit/a800fce3...
x_refsource_MISC
https://www.oracle.com/security-alerts/cpujul2022.html
x_refsource_MISC

CVSS V3.1

Score:
7.5
Severity:
HIGH
Confidentiality:
None
Integrity:
None
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

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