An issue was discovered in Cobbler before 3.3.1. In the templar.py file, the function check_for_invalid_imports can allow Cheetah code to import Python modules via the "#from MODULE import" substring. (Only lines beginning with #import are blocked.)

There are packages installed that are affected by a vulnerability referenced in the following CVE:

  - An issue was discovered in Cobbler before 3.3.1. In the templar.py file, the function
    check_for_invalid_imports can allow Cheetah code to import Python modules via the "#from MODULE import"
    substring. (Only lines beginning with #import are blocked.) (CVE-2021-45082)

The remote Ubuntu 16.04 ESM host has packages installed that are affected by multiple vulnerabilities as referenced in the USN-6475-1 advisory.

    It was discovered that Cobbler did not properly handle user input, which could result in an absolute path     traversal. An attacker could possibly

    use this issue to read arbitrary files. (CVE-2014-3225)

    It was discovered that Cobbler did not properly handle user input, which could result in command     injection. An attacker could possibly use this

    issue to execute arbitrary code with high privileges.

    (CVE-2017-1000469, CVE-2021-45082)

    It was discovered that Cobbler did not properly hide private functions in a class. A remote attacker could     possibly use this issue to gain high

    privileges and upload files to an arbitrary location.

    (CVE-2018-10931, CVE-2018-1000225, CVE-2018-1000226)

    Nicolas Chatelain discovered that Cobbler did not properly handle user

    input, which could result in log poisoning. A remote attacker could

    possibly use this issue to bypass authorization, write in an arbitrary

    file, or execute arbitrary code.

    (CVE-2021-40323, CVE-2021-40324, CVE-2021-40325)

    It was discovered that Cobbler did not properly handle file permissions

    during package install or update operations. An attacker could possibly

    use this issue to perform a privilege escalation attack. (CVE-2021-45083)

    It was discovered that Cobbler did not properly process credentials for

    expired accounts. An attacker could possibly use this issue to login to

    the platform with an expired account or password. (CVE-2022-0860)

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.

ID	Name	Product	Family	Severity
411374	SCA: security update for cobbler (GHSA-6cm4-gm85-972c)	Tenable Cloud Security	SCA Checks	high
411374	SCA: security update for cobbler (GHSA-6cm4-gm85-972c)	Tenable Self-Hosted Container Security	SCA Checks	high
185504	Ubuntu 16.04 ESM : Cobbler vulnerabilities (USN-6475-1)	Nessus	Ubuntu Local Security Checks	critical

Detections

Analytics

CVE-2021-45082

high

Tenable Plugins

high

high

critical