CVE-2024-38534 HIGH

CVE-2024-38534: Suricata modbus: txs without responses are never freed

Vendor Oisf

Product suricata

Weakness CWE-770 · Uncontrolled resource consumption

Published July 11, 2024

Last update August 2, 2024

View on NVD All CVEs

CVSS base score

7.5/10

Attack vector Network

Attack complexity Low

Privileges required None

User interaction None

Confidentiality None

Integrity None

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

What the vulnerability does

01Description

Suricata is a network Intrusion Detection System, Intrusion Prevention System and Network Security Monitoring engine. Crafted modbus traffic can lead to unlimited resource accumulation within a flow. Upgrade to 7.0.6. Set a limited stream.reassembly.depth to reduce the issue.

Key dates

02Disclosure timeline

July 11, 2024 CVE published

August 2, 2024 Record updated

External resources

03References

NVD — National Vulnerability Database https://nvd.nist.gov/vuln/detail/CVE-2024-38534 CWE — Common Weakness Enumeration https://cwe.mitre.org/data/definitions/770.html

Related vulnerabilities

04Related CVE

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