Uncontrolled Memory Allocation in serving - CVE-2023-48713
Published: February 13, 2024
Vulnerability identifier: #VU86369
CSH Severity: Low
CVSS v4: 6.8 [CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:A/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2023-48713
CWE-ID: CWE-789
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote user to perform a denial of service (DoS) attack.
The vulnerability exists due to unbound memory allocation. A remote user who controls a pod to a degree where they can control the responses from the /metrics endpoint can cause denial-of-service of the autoscaler.
Affected software
serving
App Connect Enterprise Certified Container
App Connect Enterprise Certified Container
How to mitigate CVE-2023-48713
Install updates from vendor's website.
serving - addressed in versions 1.10.5, 1.11.3, 1.12.0
App Connect Enterprise Certified Container - addressed in versions 5.0.14, 11.2.0
App Connect Enterprise Certified Container - addressed in versions 5.0.14, 11.2.0
External References
- https://github.com/knative/serving/security/advisories/GHSA-qmvj-4qr9-v547
- https://github.com/knative/serving/commit/012ee2509231b80b7842139bfabc30516d3026ca
- https://github.com/knative/serving/commit/101f814112b9ca0767f457e7e616b46205551cf1
- https://github.com/knative/serving/commit/fff40ef7bac9be8380ec3d1c70fc15b57093382a