Vulnerability Name:

CCN-89164

Published:2013-11-20
Updated:2013-11-20
Summary:Drupal could allow a remote attacker to bypass security restrictions, caused by an error in the drupal_valid_token() method which returns a true value for invalid tokens. An attacker could exploit this vulnerability to bypass security restrictions and perform unauthorized actions.
CVSS v3 Severity:5.3 Medium (CCN CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N)
Exploitability Metrics:Attack Vector (AV): Network
Attack Complexity (AC): Low
Privileges Required (PR): None
User Interaction (UI): None
Scope:Scope (S): Unchanged
Impact Metrics:Confidentiality (C): None
Integrity (I): Low
Availibility (A): None
CVSS v2 Severity:4.3 Medium (CCN CVSS v2 Vector: AV:N/AC:M/Au:N/C:N/I:P/A:N)
3.2 Low (CCN Temporal CVSS v2 Vector: AV:N/AC:M/Au:N/C:N/I:P/A:N/E:U/RL:OF/RC:C)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Medium
Athentication (Au): None
Impact Metrics:Confidentiality (C): None
Integrity (I): Partial
Availibility (A): None
Vulnerability Consequences:Bypass Security
References:Source: CCN
Type: BID-63849
Drupal Core 'drupal_valid_token()' Function Access Bypass Vulnerability

Source: CCN
Type: Drupal Web site
Drupal - Open Source CMS | Drupal.org

Source: CCN
Type: DRUPAL-SA-CORE-2013-003
SA-CORE-2013-003 - Drupal core - Multiple vulnerabilities

Source: XF
Type: UNKNOWN
drupal-drupalvalidtoken-security-bypass(89164)

Vulnerable Configuration:Configuration CCN 1:
  • cpe:/a:drupal:drupal:6.28:*:*:*:*:*:*:*
  • OR cpe:/a:drupal:drupal:7.23:*:*:*:*:*:*:*

  • * Denotes that component is vulnerable
    BACK
    drupal drupal 6.28
    drupal drupal 7.23