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Schwachstellen / CVE-2021-41816

kritisch

CVE-2021-41816

ruby: buffer overflow in CGI.escape_html

Veröffentlicht Geändert CWE 190
In der Trivy Database seit spätestens 24. Okt. 2026, 07:11 UTCWann der Eintrag vor diesem Build hinzukam, ist nicht erfasst.

Einstufung nach Quelle

NVD9.8CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
GHSA9.8CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Red Hat7.5CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Trivys eigenes Label ist CRITICAL. Kritisch laut NVD, GHSA, Photon OS. Niedriger laut Ruby Advisory DB (hoch), Red Hat (mittel), Ubuntu (mittel).

Beschreibung

CGI.escape_html in Ruby before 2.7.5 and 3.x before 3.0.3 has an integer overflow and resultant buffer overflow via a long string on platforms (such as Windows) where size_t and long have different numbers of bytes. This also affects the CGI gem before 0.3.1 for Ruby.

Betroffene Pakete und behobene Versionen

QuellePaketBehoben in
Photon OS 4.0ruby, ruby-devel2.7.4-9.ph4
rubygems::GitHub Security Advisory RubyGemscgi0.3.1, 0.2.1, 0.1.0.1
alpine 3.12ruby2.7.5-r0
alpine 3.13ruby2.7.5-r0
alpine 3.14ruby2.7.5-r0
alpine 3.15ruby3.0.3-r0
alpine 3.16ruby3.0.3-r0
alpine 3.17ruby3.0.3-r0
alpine 3.18ruby3.0.3-r0
alpine 3.19ruby3.0.3-r0
alpine 3.20ruby3.0.3-r0
alpine 3.21ruby3.0.3-r0
Alle 24 Einträge aus 23 Quellen zeigen
QuellePaketBehoben in
Photon OS 4.0ruby2.7.4-9.ph4
Photon OS 4.0ruby-devel2.7.4-9.ph4
rubygems::GitHub Security Advisory RubyGemscgi0.3.1, 0.2.1, 0.1.0.1
alpine 3.12ruby2.7.5-r0
alpine 3.13ruby2.7.5-r0
alpine 3.14ruby2.7.5-r0
alpine 3.15ruby3.0.3-r0
alpine 3.16ruby3.0.3-r0
alpine 3.17ruby3.0.3-r0
alpine 3.18ruby3.0.3-r0
alpine 3.19ruby3.0.3-r0
alpine 3.20ruby3.0.3-r0
alpine 3.21ruby3.0.3-r0
alpine 3.22ruby3.0.3-r0
alpine 3.23ruby3.0.3-r0
alpine 3.24ruby3.0.3-r0
alpine edgeruby3.0.3-r0
debian 11ruby2.72.7.4-1+deb11u1
rubygems::Ruby Advisory Databasecgi~> 0.1.0.1, ~> 0.1.1, ~> 0.2.1, >= 0.3.1
ubuntu 20.04ruby2.72.7.0-5ubuntu1.6
ubuntu 20.04-ESMruby2.72.7.0-5ubuntu1.6
ubuntu 21.04ruby2.72.7.2-4ubuntu1.3
ubuntu 21.10ruby2.72.7.4-1ubuntu3.1
ubuntu 22.04ruby3.03.0.2-7ubuntu2

Referenzen

Alle 22 Referenzen

Vulnerability data compiled from the Trivy vulnerability database (trivy-db, Aqua Security, Apache License 2.0), which aggregates third-party advisories. CVE records are published by The MITRE Corporation under the CVE Terms of Use; CVE is a trademark of MITRE. This product uses data from the NVD API but is not endorsed or certified by the NVD. Severity, titles and advisory data from the GitHub Advisory Database (CC BY 4.0), Red Hat security data (CC BY 4.0) and the other sources linked on each entry. Entries may be summarised or re-formatted; the linked original is the authoritative record.