Moderate severityNVD Advisory· Published Jun 9, 2022· Updated Apr 23, 2025
Ill-formed headers may lead to unexpected behavior in Istio
CVE-2022-31045
Description
Istio is an open platform to connect, manage, and secure microservices. In affected versions ill-formed headers sent to Envoy in certain configurations can lead to unexpected memory access resulting in undefined behavior or crashing. Users are most likely at risk if they have an Istio ingress Gateway exposed to external traffic. This vulnerability has been resolved in versions 1.12.8, 1.13.5, and 1.14.1. Users are advised to upgrade. There are no known workarounds for this issue.
Affected packages
Versions sourced from the GitHub Security Advisory.
| Package | Affected versions | Patched versions |
|---|---|---|
istio.io/istioGo | < 1.12.18 | 1.12.18 |
istio.io/istioGo | >= 1.13.0, < 1.13.5 | 1.13.5 |
istio.io/istioGo | >= 1.14.0, < 1.14.1 | 1.14.1 |
Affected products
1Patches
0No patches discovered yet.
Vulnerability mechanics
AI mechanics synthesis has not run for this CVE yet.
References
4- github.com/advisories/GHSA-xwx5-5c9g-x68xghsaADVISORY
- nvd.nist.gov/vuln/detail/CVE-2022-31045ghsaADVISORY
- github.com/istio/istio/security/advisories/GHSA-xwx5-5c9g-x68xghsax_refsource_CONFIRMWEB
- istio.io/latest/news/security/istio-security-2022-05ghsax_refsource_MISCWEB
News mentions
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