BEA Weblogic Server null cipher information disclosure
| weblogic-nullcipher-information-disclosure (36320) |  Low Risk |
Description:
BEA Weblogic Server could allow a remote attacker to obtain sensitive information. If the server selects a cipher suite with a null cipher for SSL communication, an attacker could exploit this vulnerability to obtain cleartext SSL information.
*CVSS:
| Base Score: | 4.3 |
| Access Vector: | Network |
| Access Complexity: | Medium |
| Authentication: | None |
| Confidentiality Impact: | Partial |
| Integrity Impact: | None |
| Availability Impact: | None |
| Temporal Score: | 3.7 |
| Exploitability: | High |
| Remediation Level: | Official-Fix |
| Report Confidence: | Confirmed |
Consequences:
Obtain Information
Remedy:
Refer to BEA07-176.00 for patch, upgrade, or suggested workaround information. See References.
References:
- BEA07-176.00: Server may select a cipher suite that uses a null cipher for SSL communication with SSL clients.
- BID-25472: BEA WebLogic Server Null Cipher Suite Multiple Information Disclosure Vulnerabilities
- CVE-2007-4616: The SSL server implementation in BEA WebLogic Server 7.0 Gold through SP7, 8.1 Gold through SP6, 9.0, 9.1, 9.2 Gold through MP1, and 10.0 sometimes selects the null cipher when no other cipher is compatible between the server and client, which might allow remote attackers to intercept communications.
- SA26539: BEA WebLogic Multiple Vulnerabilities and Security Issues
- SECTRACK ID: 1018620: WebLogic SSL Server May Use Null Encryption
- VUPEN/ADV-2007-3008: BEA WebLogic Server Cipher Suite Processing Information Disclosure Issues
Platforms Affected:
- Oracle WebLogic Server 10.0
- Oracle WebLogic Server 7.0 SP7
- Oracle WebLogic Server 7.0 SP7 Express
- Oracle WebLogic Server 8.1 SP3 Express
- Oracle WebLogic Server 8.1 SP3
- Oracle WebLogic Server 8.1 SP2 Express
- Oracle WebLogic Server 8.1 SP6
- Oracle WebLogic Server 8.1 SP5
- Oracle WebLogic Server 8.1 SP4 Express
- Oracle WebLogic Server 8.1 SP6 Express
- Oracle WebLogic Server 8.1 SP5 Express
- Oracle WebLogic Server 8.1 SP4
- Oracle WebLogic Server 9.0
- Oracle WebLogic Server 9.1
- Oracle WebLogic Server 9.2
Reported:
Aug 28, 2007
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For corrections or additions please email xforce@iss.net
* 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.