RPC DCOM interface buffer overflow
| win-rpc-dcom-bo (12629) |  High Risk |
Description:
Microsoft is vulnerable to a buffer overflow in the Distributed Component Object Model (DCOM) interface of the RPC (Remote Procedure Call) service. By sending a malformed message to the RPC service, a remote attacker can overflow a buffer and execute arbitrary code on the system with Local System privileges.
*CVSS:
| Base Score: | 7 |
| Access Vector: | Remote |
| Access Complexity: | Low |
| Authentication: | Not Required |
| Confidentiality Impact: | Partial |
| Integrity Impact: | Partial |
| Availability Impact: | Partial |
| Temporal Score: | 5.2 |
| Exploitability: | Unproven |
| Remediation Level: | Official-Fix |
| Report Confidence: | Confirmed |
Consequences:
Gain Access
Remedy:
For vulnerability detection:
Enable the following checks in the ISS Protection Platform:
WinRpcDCOMBo
win-rpc-dcom-bo
WinMs03039Patch
win-ms03039-patch
Enable the following checks in the ISS Protection Platform:
MSRPC_RemoteActivate_Bo
For Manual Protection:
For Microsoft Windows 2000:
Apply the appropriate patch for your system, as listed in Microsoft Security Bulletin MS06-018. See References.
Note: Microsoft originally provided a patch for this vulnerability in MS03-026, but it was superseded by the patch released with MS03-039, MS04-012, and MS05-012 and then superseded by the patch in MS06-018.
For Windows XP, and Windows Server 2003:
Apply the appropriate patch for your system, as listed in Microsoft Security Bulletin MS05-051. See References.
Note: Microsoft originally provided a patch for this vulnerability in MS03-026, but it was superseded by the patch released with MS03-039 ,MS04-012, and MS05-012, and then superseded by the patch in MS05-051.
For Microsoft Windows NT 4.0:
Apply the appropriate patch for your system, as listed in Microsoft Security Bulletin MS04-029. See References.
Note: Microsoft originally provided a patch for this vulnerability in MS3-026, but it was superseded by the patch released with MS03-039 and MS04-012, and then superseded with the patch released with MS04-029.
For HP OpenVMS V7.3, V7.3-1, and V7.3-2:
Apply the appropriate patch for this vulnerability, as listed in Hewlett-Packard Security Bulletin HPSBOV01056. See References.
For other distributions:
Contact your vendor for upgrade or patch information.
References:
- BugTraq Mailing List, Sun Jul 20 2003 - 14:01:13 CDT: Microsoft Windows 2000 RPC DCOM Interface DOS AND Privilege Escalation Vulnerability.
- BugTraq Mailing List, Wed Jul 16 2003 - 23:27:27 CDT: [LSD] Critical security vulnerability in Microsoft Operating Systems.
- CERT Advisory CA-2003-16: Buffer Overflow in Microsoft RPC.
- CIAC Information Bulletin N-117: Microsoft RPC Interface Buffer Overrun Vulnerability.
- Core Security Technologies Advisory CORE-2003-12-05: DCE RPC Vulnerabilities New Attack Vectors Analysis.
- Internet Security Systems Security Alert #147: Flaw in Microsoft Windows RPC Implementation.
- Microsoft Security Bulletin MS03-026: Buffer Overrun In RPC Interface Could Allow Code Execution (823980).
- Microsoft Security Bulletin MS03-039: Buffer Overrun In RPCSS Service Could Allow Code Execution (824146).
- Microsoft Security Bulletin MS03-039: Buffer Overrun In RPCSS Service Could Allow Code Execution (824146).
- Microsoft Security Bulletin MS04-012: Cumulative Update for Microsoft RPC/DCOM (828741).
- Microsoft Security Bulletin MS04-029: Vulnerability in RPC Runtime Library Could Allow Information Disclosure and Denial of Service (873350).
- Microsoft Security Bulletin MS05-012: Vulnerability in OLE and COM Could Allow Remote Code Execution (873333).
- Microsoft Security Bulletin MS05-051: Vulnerabilities in MSDTC and COM+ Could Allow Remote Code Execution (902400).
- Microsoft Security Bulletin MS06-018: Vulnerability in Microsoft Distributed Transaction Coordinator Could Allow Denial of Service (913580).
- VulnWatch Mailing List, Thu Jul 17 2003 - 16:04:40 CDT: Re: [LSD] Critical security vulnerability in Microsoft Operating Systems.
- BID-8205: Microsoft Windows DCOM RPC Interface Buffer Overrun Vulnerability
- CVE-2003-0352: Buffer overflow in a certain DCOM interface for RPC in Microsoft Windows NT 4.0, 2000, XP, and Server 2003 allows remote attackers to execute arbitrary code via a malformed message, as exploited by the Blaster/MSblast/LovSAN and Nachi/Welchia worms.
- US-CERT VU#568148: Microsoft Windows RPC vulnerable to buffer overflow
Platforms Affected:
- HP OpenVMS Alpha 7.3
- HP OpenVMS Alpha 7.3-1
- HP OpenVMS Alpha 7.3-2
- Microsoft Windows 2000
- Microsoft Windows 2003 Server
- Microsoft Windows NT 4.0
- Microsoft Windows NT 4.0 Terminal Server
- Microsoft Windows XP
Reported:
Jul 16, 2003
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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.