SuiteLink Service slssvc.exe denial of service

suitelinkservice-slssvc-dos (42221) The risk level is classified as MediumMedium Risk

Description:

SuiteLink Service, as used in multiple Wonderware products, is vulnerable to a denial of service, caused by an error in slssvc.exe. By sending an overly long Registration packet to TCP port 5413, a remote attacker could crash the service.

*CVSS:

Base Score: 5
  Access Vector: Network
  Access Complexity: Low
  Authentication: None
  Confidentiality Impact: None
  Integrity Impact: None
  Availability Impact: Partial
 
Temporal Score: 3.7
  Exploitability: Unproven
  Remediation Level: Official-Fix
  Report Confidence: Confirmed

Consequences:

Denial of Service

Remedy:

Upgrade to the latest version of SuiteLink (2.0 Patch 01 or later), available from the Wonderware Web site. See References.

References:

  • CORE-2008-0129: Wonderware SuiteLink Denial of Service vulnerability.
  • Wonderware Web site: Home.
  • BID-28974: Wonderware SuiteLink 'slssvc.exe' Remote Denial of Service Vulnerability
  • CVE-2008-2005: The SuiteLink Service (aka slssvc.exe) in WonderWare SuiteLink before 2.0 Patch 01, as used in WonderWare InTouch 8.0, allows remote attackers to cause a denial of service (NULL pointer dereference and service shutdown) and possibly execute arbitrary code via a large length value in a Registration packet to TCP port 5413, which causes a memory allocation failure.
  • OSVDB ID: 44801: Invensys Wonderware SuiteLink Service (slssvc.exe) Crafted Registration Packet Remote DoS
  • SA30063: Invensys Wonderware InTouch SuiteLink Service Denial of Service
  • SECTRACK ID: 1019966: Wonderware SuiteLink Service Bug Lets Remote Users Deny Service
  • US-CERT VU#596268: Wonderware SuiteLink null pointer dereference

Platforms Affected:

  • WonderWare InTouch 8.0
  • WonderWare SuiteLink 2.0

Reported:

May 05, 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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