Overland Storage Snap Server 410 less privilege escalation

snapserver-less-priv-escalation (53881) The risk level is classified as HighHigh Risk

Description:

Overland Storage Snap Server 410 could allow an attacker to gain elevated privileges, caused by improper validation of user supplied input to the less command. A local attacker could exploit this vulnerability using the -! attribute to execute arbitrary shell commands with root privileges.

*CVSS:

Base Score: 7.2
  Access Vector: Local
  Access Complexity: Low
  Authentication: None
  Confidentiality Impact: Complete
  Integrity Impact: Complete
  Availability Impact: Complete
 
Temporal Score: 6.8
  Exploitability: High
  Remediation Level: Unavailable
  Report Confidence: Uncorroborated

Consequences:

Gain Privileges

Remedy:

No remedy available as of September 1, 2014.

References:

  • BugTraq Mailing List, Tue Oct 20 2009: Overland Guardian OS CLI command line bug - let you get uid 0 shell.
  • J-Security Web site: Overland Storage Snap Server 410 'less' Command Local Privilege Escalation Vulnerability.
  • Overland Storage Web site: Snap Server 410.
  • BID-36739: Overland Storage Snap Server 410 'less' Command Local Privilege Escalation Vulnerability
  • CVE-2009-4607: The command line interface in Overland Storage Snap Server 410 with GuardianOS 5.1.041 runs the less utility with a higher-privileged uid than the CLI user and without sufficient restriction on shell escapes, which allows local users to gain privileges using the ! character within less to access a privileged shell.
  • OSVDB ID: 61789: Overland Storage Snap Server GuardianOS CLI less Utility Escape Weakness Local Privilege Escalation

Platforms Affected:

  • Overland Storage GuardianOS 5.1.041
  • Overland Storage Snap Server 410

Reported:

Oct 20, 2009

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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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