Improper input validation in Apache Flume

CVE-2022-42468

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.

Vulnerability class: Drupalgeddon 2 (CVE-2018-7600)

EPSS: 0.027 (84.5th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2022-42468?
CVE-2022-42468 is a critical-severity vulnerability in Apache Flume, classified under Improper Input Validation. CVSS score: 9.8/10. Published 2022-10-26.
How severe is CVE-2022-42468?
Critical severity. CVSS v3 base score is 9.8 out of 10.
Is CVE-2022-42468 known to be exploited?
2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.