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Security Bulletin: IBM Security Proventia Network Active Bypass is affected by openssl vulnerabilities (CVE-2018-0732)

Created by Edward A Romero on
Published URL:
https://www.ibm.com/support/pages/node/878601
878601

Security Bulletin


Summary

IBM Security Proventia Network Active Bypass has addressed the following vulnerabilities. (CVE-2018-0732)

Vulnerability Details

CVEID: CVE-2018-0732
DESCRIPTION: OpenSSL is vulnerable to a denial of service, caused by the sending of a very large prime value to the client by a malicious server during key agreement in a TLS handshake. By spending an unreasonably long period of time generating a key for this prime, a remote attacker could exploit this vulnerability to cause the client to hang.
CVSS Base Score: 3.7
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/144658 for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L)

Affected Products and Versions

IBM Security 1G Network Active Bypass firmware version 1.x through 3.x firmware levels 1.0.849 through 3.30.11
IBM Security 10G Network Active Bypass firmware versions 1.x through 3.x firmware levels 1.0.1876 through 3.30.11

Remediation/Fixes

Product VRMF Remediation/First Fix
IBM Security Proventia Network Active Bypass 3.X Proventia 1G NAB Update 26 (fw 3.30.13)
IBM Security Proventia Network Active Bypass 3.X

For IBM Security Proventia Network Active Bypass products at the following firmware versions:

  • IBM Security 1G Network Active Bypass firmware version 1.X firmware levels 1.0.849 through 3.30.4-12, 3.30.5-21, 3.30.7-23, 3.30.9-27, 3.30.10-37, 3.30.11
  • IBM Security 10G Network Active Bypass firmware versions 1.X firmware levels 1.0.1876 through 3.30.5-21, 3.30.7-23, 3.30.9-27, 3.30.10-37, 3.30.11


IBM recommends upgrading to 3.30.13, the supported firmware release of the product.

Workarounds and Mitigations

None

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References

Complete CVSS v3 Guide
On-line Calculator v3

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Related Information

IBM Secure Engineering Web Portal
IBM Product Security Incident Response Blog

Change History

March 25, 2019: Original Version 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.

Disclaimer

Review the IBM security bulletin disclaimer and definitions regarding your responsibilities for assessing potential impact of security vulnerabilities to your environment.

Internal Use Only

PR116772

Document Location

Worldwide

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Document Information

Modified date:
27 March 2019

UID

ibm10878601

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