CVE-2021-45458

moderate-risk
Published 2022-01-06

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.

Do I need to act?

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0.63% chance of exploitation
EPSS score — low exploit probability
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Not on CISA KEV list
No confirmed active exploitation reported to CISA
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Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
7
CVSS 7.5/10 High
NETWORK / LOW complexity

Affected Products (4)

Affected Vendors

Apache

References (6)

Mailing List http://www.openwall.com/lists/oss-security/2022/01/06/3
Mailing List http://www.openwall.com/lists/oss-security/2022/01/06/7
Mailing List https://lists.apache.org/thread/oof215qz188k16vhlo97cm1jksxdowfy
Mailing List http://www.openwall.com/lists/oss-security/2022/01/06/3
Mailing List http://www.openwall.com/lists/oss-security/2022/01/06/7
Mailing List https://lists.apache.org/thread/oof215qz188k16vhlo97cm1jksxdowfy
38
/ 100
moderate-risk
Severity 26/34 · High
Exploitability 2/34 · Minimal
Exposure 10/34 · Low