Use-after-free in envoy - CVE-2024-39305

 

Use-after-free in envoy - CVE-2024-39305

Published: July 1, 2024


Vulnerability identifier: #VU93520
CSH Severity: Medium
CVSS v4: 6.9 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:L/SC:N/SI:N/SA:N]
CVE-ID: CVE-2024-39305
CWE-ID: CWE-416
Exploitation vector: Remote access
Exploit availability: No public exploit available

Vulnerability details

The vulnerability allows a remote attacker to compromise vulnerable system.

The vulnerability exists due to a use-after-free error when route hash policy is configured with cookie attributes. A remote attacker can gain access to sensitive information on the system or perform a denial of service (DoS) attack.


Affected software

envoy

How to mitigate CVE-2024-39305

Install updates from vendor's website.

envoy - addressed in versions 1.27.7, 1.28.5, 1.29.7, 1.30.4

External References

Related Security Bulletins