{"id":"UBUNTU-CVE-2021-29469","details":"Node-redis is a Node.js Redis client. Before version 3.1.1, when a client is in monitoring mode, the regex begin used to detected monitor messages could cause exponential backtracking on some strings. This issue could lead to a denial of service. The issue is patched in version 3.1.1.","modified":"2025-10-24T04:50:16Z","published":"2021-04-23T18:15:00Z","upstream":["CVE-2021-29469"],"references":[{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2021-29469"},{"type":"REPORT","url":"https://github.com/NodeRedis/node-redis/issues/1569"},{"type":"REPORT","url":"https://github.com/NodeRedis/node-redis/security/advisories/GHSA-35q2-47q7-3pc3"},{"type":"REPORT","url":"https://github.com/NodeRedis/node-redis/commit/2d11b6dc9b9774464a91fb4b448bad8bf699629e"},{"type":"REPORT","url":"https://github.com/NodeRedis/node-redis/releases/tag/v3.1.1"},{"type":"REPORT","url":"https://www.cve.org/CVERecord?id=CVE-2021-29469"}],"affected":[{"package":{"name":"node-redis","ecosystem":"Ubuntu:16.04:LTS","purl":"pkg:deb/ubuntu/node-redis@0.12.1-2?arch=source&distro=xenial"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["0.12.1-2"],"ecosystem_specific":{"binaries":[{"binary_name":"node-redis","binary_version":"0.12.1-2"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2021/UBUNTU-CVE-2021-29469.json"}},{"package":{"name":"node-redis","ecosystem":"Ubuntu:18.04:LTS","purl":"pkg:deb/ubuntu/node-redis@0.12.1-2?arch=source&distro=bionic"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["0.12.1-2"],"ecosystem_specific":{"binaries":[{"binary_version":"0.12.1-2","binary_name":"node-redis"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2021/UBUNTU-CVE-2021-29469.json"}},{"package":{"name":"node-redis","ecosystem":"Ubuntu:20.04:LTS","purl":"pkg:deb/ubuntu/node-redis@3.0.2-1?arch=source&distro=focal"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["2.8.0-1","3.0.2-1"],"ecosystem_specific":{"binaries":[{"binary_name":"node-redis","binary_version":"3.0.2-1"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2021/UBUNTU-CVE-2021-29469.json"}},{"package":{"name":"node-redis","ecosystem":"Ubuntu:22.04:LTS","purl":"pkg:deb/ubuntu/node-redis@3.1.2+~cs6.15.1-1?arch=source&distro=jammy"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["3.0.2+~cs5.18.1-3","3.1.2+~cs6.15.1-1"],"ecosystem_specific":{"binaries":[{"binary_name":"node-redis","binary_version":"3.1.2+~cs6.15.1-1"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2021/UBUNTU-CVE-2021-29469.json"}}],"schema_version":"1.7.3","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H"},{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"},{"type":"Ubuntu","score":"medium"}]}