Security Bulletin
Summary
Client initiated Renegotiation could lead to weak encrypted communication, therefore client initiated renegotiation should be disabled.
Vulnerability Details
CVEID: CVE-2011-1473
DESCRIPTION: Multiple implementations of the Transport Layer Security (TLS) protocol, including SSL, are vulnerable to a denial of service. By initiating multiple SSL renegotiation handshakes or by initiating many SSL connections, a remote attacker could exploit this vulnerability to utilize CPU resources.
CVSS Base score: 5
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/71068 for the current score.
CVSS Vector: (AV:N/AC:L/Au:N/C:N/I:N/A:P)
Affected Products and Versions
| Affected Product(s) | Version(s) |
| SPSS Statistics Server | 27.0 |
Remediation/Fixes
| Affected Product(s) | Version(s) | Fix |
| SPSS Statistics Server | 27.0 | Upgrade to Ver 27.0.1 |
To download IBM SPSS Statistics 27.0.1, sign into IBM Passport Advantage Online (PAO) website. Note, you must be an authorized user from your company to sign in.
Enter "SPSS Statistics Server 27.0.1" text string for search by Product name.
Workarounds and Mitigations
None
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References
Acknowledgement
Change History
10 Nov 2020: Initial Publication
*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.
Disclaimer
Review the IBM security bulletin disclaimer and definitions regarding your responsibilities for assessing potential impact of security vulnerabilities to your environment.
Document Location
Worldwide
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Document Information
Modified date:
10 November 2020
UID
ibm16365927