Denial of service in Istio

Published: 2022-06-10 | Updated: 2022-07-27
Risk Medium
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2022-31045
Exploitation vector Network
Public exploit N/A
Vulnerable software
Web applications / Other software

Vendor Istio

Security Bulletin

This security bulletin contains one medium risk vulnerability.

1) Out-of-bounds read

EUVDB-ID: #VU64153

Risk: Medium


CVE-ID: CVE-2022-31045

CWE-ID: CWE-125 - Out-of-bounds read

Exploit availability: No


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

The vulnerability exists due to a boundary condition within the Ill-formed headers. A remote attacker can trigger out-of-bounds read error and cause a denial of service condition on the system.


Install updates from vendor's website.

Note, the 1.14.2 or 1.13.6 versions are affected by this vulnerability due to process issues on the vendor's side.

Vulnerable software versions

Istio: 0.1 - 1.14.2

CPE2.3 External links

Q & A

Can this vulnerability be exploited remotely?

Is there known malware, which exploits this vulnerability?