Infinite loop in envoy - CVE-2024-32976

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Main Vulnerability Database Vulnerabilities #VU91152

Infinite loop in envoy - CVE-2024-32976

Published: June 5, 2024


Vulnerability identifier: #VU91152
CSH Severity: Medium
CVSS v4: 8.7 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2024-32976
CWE-ID: CWE-835
Exploitation vector: Remote access
Exploit availability: No public exploit available

Vulnerability details

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to infinite loop. A remote attacker can consume all available system resources and cause denial of service conditions.


Affected software

envoy
Amazon Linux AMI
Istio
OpenShift Service Mesh

How to mitigate CVE-2024-32976

Install updates from vendor's website.

envoy - addressed in versions 1.27.6, 1.28.4, 1.29.5, 1.30.2
Istio - addressed in versions 1.20.7, 1.21.3, 1.22.1
OpenShift Service Mesh - addressed in versions 2.4.11, 2.5.5

External References

Related Security Bulletins