Inefficient Regular Expression Complexity in Nokogiri
CVE-2022-24836

7.5HIGH

Key Information:

Vendor

Sparklemotion

Status
Nokogiri
Vendor
CVE Published:
11 April 2022

What is CVE-2022-24836?

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.

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Deploy the Patch

Affected Version(s)

nokogiri < 1.13.4

References

https://github.com/sparklemotion/nokogiri/security/adviso...
https://github.com/sparklemotion/nokogiri/commit/e444525e...
https://lists.fedoraproject.org/archives/list/package-ann...
vendor-advisory

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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