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Ubuntu 18.04 LTS: Security Advisory USN-6948-1 Critical: Salt Issues

ubuntu
Calendar Grey August 8, 2024
Dist Ubuntu Esm H88
Numerous vulnerabilities in Salt addressed in Ubuntu 20.04 and 22.04 LTS. Critical patches released to protect your environment.
Several security issues were fixed in Salt.

Summary

Several security issues were fixed in Salt.

Software Description:

- salt: Infrastructure management built on a dynamic communication bus

Details:

It was discovered that Salt incorrectly handled crafted web requests.

A remote attacker could possibly use this issue to run arbitrary

commands. (CVE-2020-16846)

It was discovered that Salt incorrectly created certificates with weak

file permissions. (CVE-2020-17490)

It was discovered that Salt incorrectly handled credential validation.

A remote attacker could possibly use this issue to bypass authentication.

(CVE-2020-25592)

It was discovered that Salt incorrectly handled crafted process names.

An attacker could possibly use this issue to run arbitrary commands.

This issue only affected Ubuntu 18.04 LTS. (CVE-2020-28243)

It was discovered that Salt incorrectly handled validation of SSL/TLS

certificates. A remote attacker could possibly use this issue to spoof

a trusted entity. (CVE-2020-28972, CVE-2020-35662)

It was discovered th...

Read the Full Advisory

Topics%20covered

Topics Covered

security advisory code execution remote attack Ubuntu authentication certificates Salt

Update Instructions

The problem can be corrected by updating your system to the following
package versions:

Ubuntu 18.04 LTS
   salt-common                     2017.7.4+dfsg1-1ubuntu18.04.2+esm1
                                   Available with Ubuntu Pro

Ubuntu 16.04 LTS
   salt-common                     2015.8.8+ds-1ubuntu0.1+esm2
                                   Available with Ubuntu Pro

In general, a standard system update will make all the necessary changes.

References

https://ubuntu.com/security/notices/USN-6948-1

CVE-2020-16846, CVE-2020-17490, CVE-2020-25592, CVE-2020-28243,

CVE-2020-28972, CVE-2020-35662, CVE-2021-25281, CVE-2021-25282,

CVE-2021-25283, CVE-2021-25284, CVE-2021-3148, CVE-2021-3197

Severity
critical
Lowest
Low
Medium
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Critical

Ubuntu Security Notice USN-6948-1

Topics%20covered

Topics Covered

security advisory code execution remote attack Ubuntu authentication certificates Salt

Package Information

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