CVE-2022-42468
CWE-20Published: October 26, 2022· Updated: Jun 17, 2026
Official Description
Apache Flume versions 1.4.0 through 1.10.1 are vulnerable to a remote code execution (RCE) attack when a configuration uses a JMS Source with an unsafe providerURL. This issue is fixed by limiting JNDI to allow only the use of the java protocol or no protocol.
Risk Analysis
Apache Flume versions 1.4.0 through 1.10.1 are susceptible to remote code execution when using a JMS Source with an unsafe providerURL. This critical vulnerability has a 9.8 CVSS score, posing a significant risk to affected deployments.
There is no known public exploit for this issue, and it is not listed in KEV. It is remotely exploitable with low complexity.
Upgrade to a version of Apache Flume that limits JNDI to safe protocols. Configure JMS sources to use only trusted provider URLs.
Technical Analysis
CVE-2022-42468 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.
The vulnerability requires no privileges and no user interaction, making it a prime target for automated exploitation campaigns and worm-like propagation.
A successful exploit results in complete confidentiality breach (data exposure), full integrity compromise (data manipulation), availability disruption (denial of service), with a CVSS base score of 9.8.
CVSS v3.1 Vector Breakdown
Affected Vendors & Products
Exploit & PoC Resources
Official Patches & Advisories
All References (6)
Quick Facts
Related CVEs (CWE-20)
Recommended Actions
- →Apply vendor patches immediately
- →Monitor CVE-2022-42468 in threat intel feeds
- →Review IDS/IPS signatures for exploitation attempts