RCE in Apache Kylin
CVE-2021-45456
Apache kylin checks the legitimacy of the project before executing some commands with the project name passed in by the user. There is a mismatch between what is being checked and what is being used as the shell command argument in Diagnos…
Vulnerability class: Command Injection (OS Command Injection)
EPSS: 0.886 (99.8th 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
- Apache Kylin — versions 4.0.0
- Apache Software Foundation Kylin — versions Apache Kylin 4 4.0.0
Weakness classification (CWE)
Public proof-of-concept exploits
References
- security@apache.org (Mailing List, x_refsource_MISC, Vendor Advisory)
- security@apache.org (mailing-list, x_refsource_MLIST, Mailing List, Third Party Advisory)
Frequently asked questions
- What is CVE-2021-45456?
- CVE-2021-45456 is a critical-severity vulnerability in Apache Kylin, classified under Command Injection. CVSS score: 9.8/10. Published 2022-01-06.
- How severe is CVE-2021-45456?
- Critical severity. CVSS v3 base score is 9.8 out of 10.
- Is CVE-2021-45456 known to be exploited?
- 5 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.