BakBone NetVault Backup npvmgr.exe denial of service

netvault-npvmgr-dos (53434) The risk level is classified as MediumMedium Risk

Description:

BakBone NetVault Backup is vulnerable to a denial of service, caused by improper validation of network traffic passed to malloc() by npvmgr.exe. By sending a specially-crafted UDP or TCP packet containing an overly long value to port 20031, a remote attacker could cause the service to crash.

*CVSS:

Base Score: 5
  Access Vector: Network
  Access Complexity: Low
  Authentication: None
  Confidentiality Impact: None
  Integrity Impact: None
  Availability Impact: Partial
 
Temporal Score: 4
  Exploitability: Unproven
  Remediation Level: Unavailable
  Report Confidence: Uncorroborated

Consequences:

Denial of Service

Remedy:

No remedy available as of September 1, 2014.

References:

  • BakBone Web site: NetVault Backup.
  • Insight Technologies Web Site: BakBone Netvault backup 8.22 Build 29 remote DoS.
  • BID-36489: BakBone NetVault Backup 'npvmgr.exe' Remote Denial Of Service Vulnerability
  • CVE-2009-3448: npvmgr.exe in BakBone NetVault Backup 8.22 Build 29 allows remote attackers to cause a denial of service (daemon crash) via a packet to (1) TCP or (2) UDP port 20031 with a large value in an unspecified size field, which is not properly handled in a malloc operation. NOTE: some of these details are obtained from third party information.
  • OSVDB ID: 58329: BakBone NetVault Backup npvmgr.exe malloch() Function Crafted Packet Remote DoS
  • SA36847: BakBone NetVault Backup Denial of Service Vulnerability
  • SECTRACK ID: 1022941: BakBone NetVault Flaw Lets Remote Users Crash the 'npvmgr.exe' Service

Platforms Affected:

  • BakBone NetVault Backup 8.22 build 29

Reported:

Sep 23, 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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