CVE-2026-19283: IBM Instana Observability is affected by multiple vulnerabilities within Instana Agent container image
IBM Instana Agent Operator could allow an authenticated remote attacker to obtain sensitive information, caused by missing destination namespace validation when copying etcd mTLS client credentials from the openshift-etcd system namespace into an attacker-controlled namespace.
Affected Software
Remediation
Recommended actions to resolve this vulnerability, in priority order.
- Upgrade
Upgrade
IBM Observability with Instana (Agent)to a version that resolves this vulnerability.Fixed in Build 1.0.303 through 1.0.323 - Upgrade
Upgrade
IBM Observability with Instana (Agent)to a version that resolves this vulnerability.Fixed in Build 1.0.324
Event History
Frequently Asked Questions
Which deployments are affected?
IBM Observability with Instana (Agent) Build 1.0.303 through 1.0.323 is identified as affected. The issue involves the Instana Agent Operator copying etcd mTLS client credentials from the openshift-etcd system namespace.
What access does an attacker need?
An attacker must be authenticated and able to act remotely. Exploitation relies on directing the credential copy into an attacker-controlled namespace because destination namespace validation is missing.
What information could be exposed?
The attacker could obtain sensitive information, specifically the etcd mTLS client credentials copied from the openshift-etcd system namespace.