Mathcad is-locked security bypass

mathcad-islocked-security-bypass (27117) The risk level is classified as MediumMedium Risk

Description:

Mathcad could allow a local attacker to bypass security caused by improper validation of the 'is-locked' parameter. A remote attacker could change the 'is-locked' parameter value to false and gain access to a locked area.


Consequences:

Bypass Security

Remedy:

No remedy available as of September 1, 2014.

References:

  • BugTraq Mailing List, Thu Jun 08 2006 - 11:53:07 CDT : Mathcad Area Lock Vulnerability.
  • Mathcad Web site: Welcome to Mathsoft.
  • CVE-2006-7037: Mathcad 12 through 13.1 allows local users to bypass the security features by directly accessing or editing the XML representation of the worksheet with a text editor or other program, which allows attackers to (1) bypass password protection by replacing the password field with a hash of a known password, (2) modify timestamps to avoid detection of modifications, (3) remove locks by removing the is-locked attribute, and (4) view locked data, which is stored in plaintext.

Platforms Affected:

  • mathsoft Mathcad 12
  • mathsoft Mathcad 13
  • mathsoft Mathcad 13.1

Reported:

Jun 07, 2006

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