TDengine is an open source, time-series database optimized for Internet of Things devices. In versions 3.4.0.0 through 3.4.1.5, an unauthenticated remote attacker can crash the taosd server process by sending a single crafted RPC packet. No credentials or prior session state are required. Version 3.4.1.6 fixes the issue.
History

Thu, 11 Jun 2026 17:30:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}


Thu, 11 Jun 2026 10:45:00 +0000

Type Values Removed Values Added
First Time appeared Taosdata
Taosdata tdengine
Vendors & Products Taosdata
Taosdata tdengine

Wed, 10 Jun 2026 21:00:00 +0000

Type Values Removed Values Added
Description TDengine is an open source, time-series database optimized for Internet of Things devices. In versions 3.4.0.0 through 3.4.1.5, an unauthenticated remote attacker can crash the taosd server process by sending a single crafted RPC packet. No credentials or prior session state are required. Version 3.4.1.6 fixes the issue.
Title TDengine has an integer underflow in uvConnMayGetUserInfo() allows unauthenticated remote crash (DoS)
Weaknesses CWE-191
References
Metrics cvssV3_1

{'score': 7.5, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H'}


cve-icon MITRE

Status: PUBLISHED

Assigner: GitHub_M

Published: 2026-06-10T20:32:38.985Z

Updated: 2026-06-11T16:15:17.741Z

Reserved: 2026-04-28T16:56:50.190Z

Link: CVE-2026-42542

cve-icon Vulnrichment

Updated: 2026-06-11T12:57:12.740Z

cve-icon NVD

Status : Awaiting Analysis

Published: 2026-06-10T22:16:57.527

Modified: 2026-06-11T15:37:21.933

Link: CVE-2026-42542

cve-icon Redhat

No data.