Timing differences based on validity of TLS messages can be exploited to decrypt the entire session.
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Description: Timing differences based on validity of TLS messages can be exploited to decrypt the entire session. The exploit is not trivial, requiring a man-in-the-middle position and a long time.
CVSS Base Score: 4
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/90357 for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (AV:N/AC:H/Au:N/C:P/I:P/A:N)
Affected Products and Versions
Rational Application Developer 9.0.1 and earlier
Update the Java Development Kit of the product to address this vulnerability:
|Rational Application Developer||7.0 through 9.0.1||PI20029||
|Rational Agent Controller||7.0 through to 9.0||PI20029|
|Rational Build Utility||7.5 through to 9.0.1||PI20029||
Workarounds and Mitigations
Get Notified about Future Security Bulletins
* 27 June 2014: Original copy published
*The CVSS Environment Score is customer environment specific and will ultimately impact the Overall CVSS Score. Customers can evaluate the impact of this vulnerability in their environments by accessing the links in the Reference section of this Security Bulletin.
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.
Internal Use Only
PSIRT 1455, Record 32991
04 February 2020