000030802 - RSA Via L&G Logjam (CVE-2015-4000) Vulnerability - False Positive

Document created by RSA Customer Support Employee on Jun 14, 2016
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Article Number000030802
Applies ToRSA Via L&G 6.9.1 
 
CVE IDCVE-2015-4000
Article SummaryA vulnerability in the TLS protocol allows a man-in-the-middle attacker to downgrade vulnerable TLS connections using ephemeral Diffie-Hellman key exchange to 512-bit export-grade cryptography. This vulnerability is known as Logjam (CVE-2015-4000).
Link to Advisorieshttps://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2015-4000
Alert ImpactNot Applicable
Technical DetailsFalse positive
Technical Details Explanation

Affected ciphers suites are not enabled in the appliance. Only the following cipher suites are enabled by default in currently supported versions of the products.
TLS_RSA_WITH_AES_128_CBC_SHA, TLS_RSA_WITH_AES_256_CBC_SHA, and SSL_RSA_WITH_3DES_EDE_CBC_SHA 
 

 

Disclaimer

Read and use the information in this RSA Security Advisory to assist in avoiding any situation that might arise from the problems described herein. If you have any questions regarding this product alert, contact RSA Software Technical Support at 1- 800 995 5095. RSA Corporation distributes RSA Security Advisories, in order to bring to the attention of users of the affected RSA products, important security information. RSA recommends that all users determine the applicability of this information to their individual situations and take appropriate action. The information set forth herein is provided 'as is' without warranty of any kind. RSA disclaims all warranties, either express or implied, including the warranties of merchantability, fitness for a particular purpose, title and non-infringement. In no event, shall RSA or its suppliers, be liable for any damages whatsoever including direct, indirect, incidental, consequential, loss of business profits or special damages, even if RSA or its suppliers have been advised of the possibility of such damages. Some states do not allow the exclusion or limitation of liability for consequential or incidental damages, so the foregoing limitation may not apply.

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