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CVE-2016-3165 Drupal Form API ignores access restrictions on submit buttons

HighCVSS 7.5 EPSS 1.4% PoC
Published
Updated
Exploit status
Proof-of-concept only

Description

The Form API in Drupal 6.x before 6.38 ignores access restrictions on submit buttons, which might allow remote attackers to bypass intended access restrictions by leveraging permission to submit a form with a button that has "#access" set to FALSE in the server-side form definition.

Affected products

ProductAffected versionsFixed in
drupal/core(Packagist) >= 6.0, < 6.38 6.38
drupal/drupal(Packagist) >= 6.0, < 6.38 6.38
drupal/drupal = 6.0 No fix listed
drupal/drupal = 6.0-beta1 No fix listed
drupal/drupal = 6.0-beta2 No fix listed
drupal/drupal = 6.0-beta3 No fix listed
drupal/drupal = 6.0-beta4 No fix listed
drupal/drupal = 6.0-dev No fix listed
drupal/drupal = 6.0-rc1 No fix listed
drupal/drupal = 6.0-rc2 No fix listed
drupal/drupal = 6.0-rc3 No fix listed
drupal/drupal = 6.0-rc4 No fix listed
drupal/drupal = 6.1 No fix listed
drupal/drupal = 6.2 No fix listed
drupal/drupal = 6.3 No fix listed
drupal/drupal = 6.4 No fix listed
drupal/drupal = 6.5 No fix listed
drupal/drupal = 6.6 No fix listed
drupal/drupal = 6.7 No fix listed
drupal/drupal = 6.8 No fix listed
drupal/drupal = 6.9 No fix listed
drupal/drupal = 6.10 No fix listed
drupal/drupal = 6.11 No fix listed
drupal/drupal = 6.12 No fix listed
drupal/drupal = 6.13 No fix listed
Show 24 more
ProductAffected versionsFixed in
drupal/drupal = 6.14 No fix listed
drupal/drupal = 6.15 No fix listed
drupal/drupal = 6.16 No fix listed
drupal/drupal = 6.17 No fix listed
drupal/drupal = 6.18 No fix listed
drupal/drupal = 6.19 No fix listed
drupal/drupal = 6.20 No fix listed
drupal/drupal = 6.21 No fix listed
drupal/drupal = 6.22 No fix listed
drupal/drupal = 6.23 No fix listed
drupal/drupal = 6.24 No fix listed
drupal/drupal = 6.25 No fix listed
drupal/drupal = 6.26 No fix listed
drupal/drupal = 6.27 No fix listed
drupal/drupal = 6.28 No fix listed
drupal/drupal = 6.29 No fix listed
drupal/drupal = 6.30 No fix listed
drupal/drupal = 6.31 No fix listed
drupal/drupal = 6.32 No fix listed
drupal/drupal = 6.33 No fix listed
drupal/drupal = 6.34 No fix listed
drupal/drupal = 6.35 No fix listed
drupal/drupal = 6.36 No fix listed
drupal/drupal = 6.37 No fix listed

References