RCE in Dolibarr Erp\/crm

CVE-2021-33816

The website builder module in Dolibarr 13.0.2 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.

Vulnerability class: RCE (Remote Code Execution)

EPSS: 0.038 (89.0th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

Affected products

Weakness classification (CWE)

References

  • cve@mitre.org (Exploit, Third Party Advisory, x_refsource_MISC)
  • cve@mitre.org (Exploit, Third Party Advisory, x_refsource_MISC)
  • cve@mitre.org (mailing-list, Exploit, x_refsource_FULLDISC, Mailing List, Third Party Advisory)

Frequently asked questions

What is CVE-2021-33816?
CVE-2021-33816 is a critical-severity vulnerability in Dolibarr Erp\/crm, classified under Code Injection. CVSS score: 9.8/10. Published 2021-11-10.
How severe is CVE-2021-33816?
Critical severity. CVSS v3 base score is 9.8 out of 10.