Vulnerability in Apache Kylin
CVE-2021-45458
Apache Kylin provides encryption classes PasswordPlaceholderConfigurer to help users encrypt their passwords. In the encryption algorithm used by this encryption class, the cipher is initialized with a hardcoded key and IV. If users use class PasswordPlaceholderConfigurer to encrypt their password and configure it into kylin's configuration file, there is a risk that the password may be decrypted. This issue affects Apache Kylin 2 version 2.6.6 and prior versions; Apache Kylin 3 version 3.1.2 and prior versions; Apache Kylin 4 version 4.0.0 and prior versions.
EPSS: 0.021 (80.3th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N.
Affected products
- Apache Kylin — versions 4.0.0
- Apache Software Foundation Kylin — versions Apache Kylin 2, Apache Kylin 3, Apache Kylin 4
Weakness classification (CWE)
References
- security@apache.org (Mailing List, x_refsource_MISC, Vendor Advisory)
- security@apache.org (mailing-list, x_refsource_MLIST, Mailing List, Third Party Advisory)
- security@apache.org (mailing-list, x_refsource_MLIST, Mailing List, Third Party Advisory)
Frequently asked questions
- What is CVE-2021-45458?
- CVE-2021-45458 is a high-severity vulnerability in Apache Kylin, classified under Use of Hard-coded Credentials. CVSS score: 7.5/10. Published 2022-01-06.
- How severe is CVE-2021-45458?
- High severity. CVSS v3 base score is 7.5 out of 10.