Use-after-free in envoy - CVE-2024-23322
Published: February 12, 2024
Vulnerability identifier: #VU86322
CSH Severity: Medium
CVSS v4: 8.2 [CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2024-23322
CWE-ID: CWE-416
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 a use-after-free error when idle and request per try timeout occur within the backoff interval. A remote attacker can cause a denial of service condition on the target system.
Affected software
envoy
Gentoo Linux
Amazon Linux AMI
Istio
Consul Enterprise
app-admin/consul
Gentoo Linux
Amazon Linux AMI
Istio
Consul Enterprise
app-admin/consul
How to mitigate CVE-2024-23322
Install updates from vendor's website.
envoy - addressed in versions 1.26.7, 1.27.3, 1.28.1, 1.29.1
Istio - addressed in versions 1.19.7, 1.20.3
Consul Enterprise - addressed in versions 1.15.10, 1.16.6, 1.17.3
app-admin/consul - update to 1.15.10
Istio - addressed in versions 1.19.7, 1.20.3
Consul Enterprise - addressed in versions 1.15.10, 1.16.6, 1.17.3
app-admin/consul - update to 1.15.10