CVE-2021-45082: Improper Neutralization of Special Elements used in a Command ('Command Injection')

February 20, 2022 (updated March 8, 2022)

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.)

References

bugzilla.suse.com/show_bug.cgi?id=1193678
github.com/advisories/GHSA-6cm4-gm85-972c
github.com/cobbler/cobbler/pull/2945
github.com/cobbler/cobbler/releases
github.com/cobbler/cobbler/releases/tag/v3.3.1
nvd.nist.gov/vuln/detail/CVE-2021-45082

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