Entrust Authority Security Manager (EASM) multiple authorization restriction bypass

easm-multiple-authorization-bypass (11724) The risk level is classified as MediumMedium Risk

Description:

Entrust Authority Security Manager (EASM) could allow a remote attacker to bypass the multiple master authorization restriction and perform unauthorized operations. An authenticated master user could use the command line utility to bypass restrictions and change the password of another master user. An attacker could use this vulnerability to perform operations that normally require multiple authorizations, including the denial of EASM services.


Consequences:

Bypass Security

Remedy:

Upgrade to the latest version of Entrust Authority Security Manager (6.0.1 or later), available from the Entrust Web site. See References.

References:

  • Entrust Web site: Entrust Authority.
  • BID-7284: Entrust Authority Security Manager Multiple Authorization Circumvention Vulnerability
  • CVE-2002-0712: Entrust Authority Security Manager (EASM) 6.0 does not properly require multiple master users to change the password of a master user, which could allow a master user to perform operations that require multiple authorizations.
  • OSVDB ID: 10395: Entrust Authority Security Manager Master User Arbitrary Unprivileged Command Execution
  • US-CERT VU#720017: Entrust Authority Security Manager (EASM) does not enforce multiple authorization requirement for master user password change

Platforms Affected:

  • Entrust Entrust Authority Security Manager 6.0

Reported:

Apr 04, 2003

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