OpenVMS DCL privilege escalation

openvms-dcl-privilege-escalation (45047)

High Risk

Description:

OpenVMS could allow a local attacker to gain elevated privileges on the system, caused by an unspecified error in DCL. By sending an overly long command line, a local attacker could exploit this vulnerability to gain elevated privileges on the system.

*CVSS:

Base Score:	4.6
Access Vector:	Local
Access Complexity:	Low
Authentication:	None
Confidentiality Impact:	Partial
Integrity Impact:	Partial
Availability Impact:	Partial
Temporal Score:	3.7
Exploitability:	Unproven
Remediation Level:	Unavailable
Report Confidence:	Uncorroborated

Consequences:

Gain Privileges

Remedy:

No remedy available as of February 6, 2010.

References:

• Deathrow Web site: Hacking OpenVMS.
• HP Web site: HP OpenVMS Systems.
• CVE-2008-3947: DCL (aka the CLI) in OpenVMS Alpha 8.3 allows local users to gain privileges via a long command line.
• SECTRACK ID: 1020827: OpenVMS Alpha Command Line Overflow Lets Local Users Gain Elevated Privileges

Platforms Affected:

• HP OpenVMS Alpha 8.3

Reported:

Aug 18, 2008

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The information within this database may change without notice. Use of this information constitutes acceptance for use in an AS IS condition. There are NO warranties, implied or otherwise, with regard to this information or its use. Any use of this information is at the user's risk. In no event shall IBM be held liable for any damages whatsoever arising out of or in connection with the use or spread of this information.

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