ALAS2-2021-1613

Amazon Linux 2 Security Advisory: ALAS-2021-1613
Advisory Release Date: 2021-03-18 01:13 Pacific
Advisory Updated Date: 2021-03-19 22:35 Pacific
Severity: Medium
Issue Overview:

A flaw was found in ansible. The 'authkey' and 'privkey' credentials are disclosed by default and not protected by no_log feature when using the snmp_facts module. Attackers could take advantage of this information to steal the SNMP credentials. The highest threat from this vulnerability is to data confidentiality. (CVE-2021-20178)

A flaw was found in ansible module where credentials are disclosed in the console log by default and not protected by the security feature when using the bitbucket_pipeline_variable module. This flaw allows an attacker to steal bitbucket_pipeline credentials. The highest threat from this vulnerability is to confidentiality. (CVE-2021-20180)

A flaw was found in ansible. Credentials, such as secrets, are being disclosed in console log by default and not protected by no_log feature when using those modules. An attacker can take advantage of this information to steal those credentials. The highest threat from this vulnerability is to data confidentiality. (CVE-2021-20191)


Affected Packages:

ansible


Note:

This advisory is applicable to Amazon Linux 2 (AL2) Core repository. Visit this FAQ section for the difference between AL2 Core and AL2 Extras advisories.


Issue Correction:
Run yum update ansible to update your system.

New Packages:
noarch:
    ansible-2.9.18-1.amzn2.noarch
    ansible-doc-2.9.18-1.amzn2.noarch

src:
    ansible-2.9.18-1.amzn2.src

Additional References

Red Hat: CVE-2021-20178, CVE-2021-20180, CVE-2021-20191

Mitre: CVE-2021-20178, CVE-2021-20180, CVE-2021-20191