Summary
Package updates are available for Amazon Linux 2 that fix the following vulnerabilities: CVE-2020-25719: A flaw was found in the way Samba, as an Active Directory Domain Controller, implemented Kerberos name-based authentication. The Samba AD DC, could become confused about the user a ticket represents if it did not strictly require a Kerberos PAC and always use the SIDs found within. The result could include total domain compromise.
Fixed packages 12
| Release | Package | Fixed in |
|---|---|---|
| Amazon Linux · 2 | ipa-client | 0:4.6.8-5.amzn2.4.2 |
| Amazon Linux · 2 | ipa-client-common | 0:4.6.8-5.amzn2.4.2 |
| Amazon Linux · 2 | ipa-common | 0:4.6.8-5.amzn2.4.2 |
| Amazon Linux · 2 | ipa-debuginfo | 0:4.6.8-5.amzn2.4.2 |
| Amazon Linux · 2 | ipa-python-compat | 0:4.6.8-5.amzn2.4.2 |
| Amazon Linux · 2 | ipa-server | 0:4.6.8-5.amzn2.4.2 |
| Amazon Linux · 2 | ipa-server-common | 0:4.6.8-5.amzn2.4.2 |
| Amazon Linux · 2 | ipa-server-dns | 0:4.6.8-5.amzn2.4.2 |
| Amazon Linux · 2 | ipa-server-trust-ad | 0:4.6.8-5.amzn2.4.2 |
| Amazon Linux · 2 | python2-ipaclient | 0:4.6.8-5.amzn2.4.2 |
| Amazon Linux · 2 | python2-ipalib | 0:4.6.8-5.amzn2.4.2 |
| Amazon Linux · 2 | python2-ipaserver | 0:4.6.8-5.amzn2.4.2 |
Vulnerabilities 1
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Unscored —
A flaw was found in the way Samba, as an Active Directory Domain Controller, implemented Kerberos name-based authentica…
References
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web
https://alas.aws.amazon.com/cve/html/CVE-2020-25719.html