Описание
Nokogiri Inefficient Regular Expression Complexity
Summary
Nokogiri < v1.13.4 contains an inefficient regular expression that is susceptible to excessive backtracking when attempting to detect encoding in HTML documents.
Mitigation
Upgrade to Nokogiri >= 1.13.4.
Severity
The Nokogiri maintainers have evaluated this as High Severity 7.5 (CVSS3.1).
References
CWE-1333 Inefficient Regular Expression Complexity
Credit
This vulnerability was reported by HackerOne user ooooooo_q (ななおく).
Ссылки
- https://github.com/sparklemotion/nokogiri/security/advisories/GHSA-crjr-9rc5-ghw8
- https://nvd.nist.gov/vuln/detail/CVE-2022-24836
- https://github.com/sparklemotion/nokogiri/commit/e444525ef1634b675cd1cf52d39f4320ef0aecfd
- https://github.com/rubysec/ruby-advisory-db/blob/master/gems/nokogiri/CVE-2022-24836.yml
- https://github.com/sparklemotion/nokogiri/releases/tag/v1.13.4
- https://groups.google.com/g/ruby-security-ann/c/vX7qSjsvWis/m/TJWN4oOKBwAJ?utm_medium=email&utm_source=footer
- https://lists.debian.org/debian-lts-announce/2022/05/msg00013.html
- https://lists.debian.org/debian-lts-announce/2022/10/msg00018.html
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/6DHCOWMA5PQTIQIMDENA7R2Y5BDYAIYM
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/OUPLBUZVM4WPFSXBEP2JS3R6LMKRTLFC
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/XMDCWRQXJQ3TFSETPCEFMQ6RR6ME5UA3
- https://security.gentoo.org/glsa/202208-29
- https://support.apple.com/kb/HT213532
- http://seclists.org/fulldisclosure/2022/Dec/23
Пакеты
nokogiri
< 1.13.4
1.13.4
Связанные уязвимости
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.
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.
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.
Nokogiri is an open source XML and HTML library for Ruby. Nokogiri `< ...
Уязвимость программной библиотеки Nokogiri, связанная с неконтролируемым расходом ресурсов, позволяющая нарушителю вызвать отказ в обслуживании