PT-2021-18237 · Unknown · Node-Redis

Erik-Krogh + 1 · Published 2021-04-23 · Updated 2022-08-03 · CVE-2021-29469

Positive Technologies (AI Summary)

CVSS v3.1

7.5

High

Base vector

AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Name of the Vulnerable Software and Affected Versions: Node-redis versions prior to 3.1.1

Description: The issue is related to the regex used to detect monitor messages when a client is in monitoring mode, which could cause exponential backtracking on some strings, leading to a denial of service.

Recommendations: For versions prior to 3.1.1, update to version 3.1.1 to resolve the issue. As a temporary workaround, consider disabling the monitoring mode until a patch is available.

Fix

Resource Exhaustion

Weakness Enumeration

CWE-400

Related Identifiers

CVE-2021-29469

GHSA-35Q2-47Q7-3PC3

Affected Products

Node-Redis

References · 14

• https://github.com/NodeRedis/node-redis/commit/2d11b6dc9b9774464a91fb4b448bad8bf699629e · Patch
• https://github.com/NodeRedis/node-redis/security/advisories/GHSA-35q2-47q7-3pc3 · Patch
• https://osv.dev/vulnerability/CVE-2021-29469 · Vendor Advisory
• https://osv.dev/vulnerability/GHSA-35q2-47q7-3pc3 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2021-29469 · Security Note
• https://ubuntu.com/security/CVE-2021-29469 · Vendor Advisory
• https://security-tracker.debian.org/tracker/CVE-2021-29469 · Vendor Advisory
• https://osv.dev/vulnerability/DEBIAN-CVE-2021-29469 · Vendor Advisory
• https://osv.dev/vulnerability/UBUNTU-CVE-2021-29469 · Vendor Advisory
• https://cve.org/CVERecord?id=CVE-2021-29469 · Security Note
• https://github.com/NodeRedis/node-redis/releases/tag/v3.1.1 · Note
• https://github.com/NodeRedis/node-redis/issues/1569 · Note
• https://t.me/cvenotify/16160 · Telegram Post
• https://security.netapp.com/advisory/ntap-20210611-0010 · Note