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.
Platforms Affected:
- BEA, WebLogic Server 10.0
- BEA, WebLogic Server 7.0 SP7
- BEA, WebLogic Server 7.0 SP7 Express
- BEA, WebLogic Server 8.1 SP6
- BEA, WebLogic Server 8.1 SP5 Express
- BEA, WebLogic Server 8.1 SP5
- BEA, WebLogic Server 8.1 SP4 Express
- BEA, WebLogic Server 8.1 SP6 Express
- BEA, WebLogic Server 8.1 SP2 Express
- BEA, WebLogic Server 8.1 SP3
- BEA, WebLogic Server 8.1 SP3 Express
- BEA, WebLogic Server 8.1 SP4
- BEA, WebLogic Server 9.0
- BEA, WebLogic Server 9.1
- BEA, WebLogic Server 9.2
Remedy:
Refer to BEA07-176.00 for patch, upgrade, or suggested workaround information. See References.
Consequences:
Obtain Information
References:
- BEA07-176.00, Server may select a cipher suite that uses a null cipher for SSL communication with SSL clients at https://support.bea.com/application_content/product_portlets/securityadvisories/245.html.
- 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.
- FrSIRT/ADV-2007-3008: BEA WebLogic Server Cipher Suite Processing Information Disclosure Issues
- SA26539: BEA WebLogic Multiple Vulnerabilities and Security Issues
- SECTRACK ID: 1018620: WebLogic SSL Server May Use Null Encryption
Reported:
Aug 28, 2007
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