IBM Tivoli Storage Manager Fastback up to 5.5.6.0 FastBackMount.exe code injection

Summaryinfo

A vulnerability was found in IBM Tivoli Storage Manager Fastback up to 5.5.6.0. It has been classified as critical. Affected by this issue is some unknown functionality of the file FastBackMount.exe. This manipulation causes code injection. This vulnerability appears as CVE-2010-3759. There is no available exploit.

Detailsinfo

A vulnerability has been found in IBM Tivoli Storage Manager Fastback up to 5.5.6.0 (Backup Software) and classified as very critical. Affected by this vulnerability is an unknown code block of the file FastBackMount.exe. The manipulation with an unknown input leads to a code injection vulnerability. The CWE definition for the vulnerability is CWE-94. The product constructs all or part of a code segment using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the syntax or behavior of the intended code segment. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

FastBackMount.exe in the Mount service in IBM Tivoli Storage Manager (TSM) FastBack 5.5.0.0 through 5.5.6.0 and 6.1.0.0 through 6.1.0.1 writes a certain value to a memory location specified by a UDP packet field, which allows remote attackers to execute arbitrary code via multiple requests. NOTE: this might overlap CVE-2010-3058.

The weakness was presented 10/05/2010 (Website). The advisory is shared at zerodayinitiative.com. This vulnerability is known as CVE-2010-3759 since 10/05/2010. The exploitation appears to be easy. The attack can be launched remotely. The exploitation doesn't need any form of authentication. Technical details are known, but no exploit is available. The price for an exploit might be around USD at the moment (estimation calculated on 03/19/2017). It is expected to see the exploit prices for this product increasing in the near future.MITRE ATT&CK project uses the attack technique T1059 for this issue.

The commercial vulnerability scanner Qualys is able to test this issue with plugin 118424 (IBM Tivoli Storage Manager FastBack Server Buffer Overflow Vulnerability).

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

The vulnerability is also documented in the databases at X-Force (62350) and Vulnerability Center (SBV-30638†). See VDB-54915, VDB-54914, VDB-54912 and VDB-54911 for similar entries. Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

Type

• Backup Software

Vendor

• IBM

Name

• Tivoli Storage Manager Fastback

Version

• 5.5.0
• 5.5.1
• 5.5.2
• 5.5.3
• 5.5.4
• 5.5.5
• 5.5.6.0

License

• commercial

Website

• Vendor: https://www.ibm.com/

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Entryinfo

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

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