IBM Lotus Notes NRPC information disclosure
| lotusnotes-nrpc-information-disclosure (30118) |
Description:
IBM Lotus Notes could allow a remote attacker to obtain sensitive information caused by a vulnerability in the Notes Remote Procedure Call (NRPC) on port 1352. An unauthenticated attacker could access new User.ID keyfiles from the Domino server and use brute force methods to gain access to Lotus Notes.
*CVSS:
| Base Score: | 3.5 |
| Access Vector: | Remote |
| Access Complexity: | Low |
| Authentication: | Not Required |
| Confidentiality Impact: | Partial |
| Integrity Impact: | None |
| Availability Impact: | None |
| Temporal Score: | 3 |
| Exploitability: | High |
| Remediation Level: | Official-Fix |
| Report Confidence: | Confirmed |
Consequences:
Obtain Information
Remedy:
Upgrade to the latest version of IBM Lotus Notes (version 6.5.5 FP2 or 7.0.2 or later), available from the Lotus Notes Web site. See References.
References:
- Fortconsult Security Advisory : Lotus Notes Port 1352 Pre-login Information Leakage.
- Full-Disclosure Mailing List, Thu Nov 08 2007 - 06:58:57 CST: Lotus Notes pre-login User.ID key leak.
- IBM Software Web site: IBM Lotus Notes.
- IBM Technote (FAQ) 1248026: IBM Lotus Notes information leakage on port 1352.
- BID-20960: IBM Lotus Notes User.ID File Key Information Disclosure Vulnerability
- CVE-2006-5835: The Notes Remote Procedure Call (NRPC) protocol in IBM Lotus Notes Domino before 6.5.5 FP2 and 7.x before 7.0.2 does not require authentication to perform user lookups, which allows remote attackers to obtain the user ID file.
- OSVDB ID: 30255: IBM Lotus Domino Notes Remote Procedure Call (NRPC) User Name/ID Enumeration
- SA22741: IBM Lotus Domino NRPC Information Disclosure
- SECTRACK ID: 1017203: IBM Lotus Notes Lets Remote Users Determine Valid Usernames and Obtain User.ID Keyfiles
- VUPEN/ADV-2006-4411: IBM Lotus Domino Information Disclosure and Local Buffer Overflow Vulnerabilities
Platforms Affected:
- IBM Lotus Notes 5.0.12
- IBM Lotus Notes 5.0.3
- IBM Lotus Notes 6.0
- IBM Lotus Notes 6.0.1
- IBM Lotus Notes 6.0.2
- IBM Lotus Notes 6.0.3
- IBM Lotus Notes 6.0.4
- IBM Lotus Notes 6.0.5
- IBM Lotus Notes 6.5
- IBM Lotus Notes 6.5.1
- IBM Lotus Notes 6.5.2
- IBM Lotus Notes 6.5.3
- IBM Lotus Notes 6.5.4
- IBM Lotus Notes 6.5.5
- IBM Lotus Notes 7.0
- IBM Lotus Notes 7.0.1
Reported:
Nov 08, 2006
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* According to the Forum of Incident Response and Security Teams (FIRST), the Common Vulnerability Scoring System (CVSS) is an "industry open standard designed to convey vulnerability severity and help to determine urgency and priority of response." IBM PROVIDES THE CVSS SCORES "AS IS" WITHOUT WARRANTY OF ANY KIND, INCLUDING THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. CUSTOMERS ARE RESPONSIBLE FOR ASSESSING THE IMPACT OF ANY ACTUAL OR POTENTIAL SECURITY VULNERABILITY.
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.
