CVE-2021-33816: Improper Control of Generation of Code ('Code Injection')

November 10, 2021 (updated November 17, 2022)

The website builder module in Dolibarr allows remote PHP code execution because of an incomplete protection mechanism in which system, exec, and shell_exec are blocked but backticks are not blocked.

References

seclists.org/fulldisclosure/2021/Nov/39
nvd.nist.gov/vuln/detail/CVE-2021-33816
trovent.github.io/security-advisories/TRSA-2106-01/TRSA-2106-01.txt
trovent.io/security-advisory-2106-01

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