The remote Ubuntu 16.04 LTS / 18.04 LTS host has packages installed that are affected by multiple vulnerabilities as referenced in the USN-6948-1 advisory.

    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 that Salt incorrectly handled credential validation. A remote attacker could possibly     use this issue to run arbitrary code. (CVE-2021-25281)

    It was discovered that Salt incorrectly handled crafted paths. A remote attacker could possibly use this     issue to perform directory traversal. (CVE-2021-25282)

    It was discovered that Salt incorrectly handled template rendering. A remote attacker could possibly this     issue to run arbitrary code. (CVE-2021-25283)

    It was discovered that Salt incorrectly handled logging. An attacker could possibly use this issue to     discover credentials. This issue only affected Ubuntu 18.04 LTS. (CVE-2021-25284)

    It was discovered that Salt incorrectly handled crafted web requests. A remote attacker could possibly use     this issue to run arbitrary commands. This issue only affected Ubuntu 18.04 LTS. (CVE-2021-3148)

    It was discovered that Salt incorrectly handled input sanitization. A remote attacker could possibly use     this issue to run arbitrary commands. (CVE-2021-3197)

Tenable has extracted the preceding description block directly from the Ubuntu security advisory.

Note that Nessus has not tested for these issues but has instead relied only on the application's self-reported version number.

Detections

Analytics

Ubuntu 16.04 LTS / 18.04 LTS : Salt vulnerabilities (USN-6948-1)

critical Nessus Plugin ID 205228

Version 1.4