Upstream information

CVE-2024-36844 at MITRE

Description

libmodbus v3.1.6 was discovered to contain a use-after-free via the ctx->backend pointer. This vulnerability allows attackers to cause a Denial of Service (DoS) via a crafted message sent to the unit-test-server.

SUSE information

Overall state of this security issue: Does not affect SUSE products

This issue is currently rated as having important severity.

CVSS v3 Scores
  CNA (CISA-ADP) SUSE
Base Score 7.5 8.2
Vector CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:H
Attack Vector Network Network
Attack Complexity Low Low
Privileges Required None None
User Interaction None None
Scope Unchanged Unchanged
Confidentiality Impact None None
Integrity Impact None Low
Availability Impact High High
CVSSv3 Version 3.1 3.1
SUSE Bugzilla entry: 1225828 [RESOLVED / FIXED]

No SUSE Security Announcements cross referenced.

SUSE Timeline for this CVE

CVE page created: Sat Jun 1 00:00:04 2024
CVE page last modified: Fri May 2 14:09:11 2025