Security Bulletin
Summary
There are two vulnerabilities in IBM® SDKs Java™ Technology Edition, Versions 7 and 8, as used by IBM Virtualization Engine TS7700. These issues were disclosed as part of the IBM Java SDK updates in the first half of 2020. IBM Virtualization Engine TS7700 has addressed the applicable CVEs.
Vulnerability Details
CVEID: CVE-2020-2781
DESCRIPTION: An unspecified vulnerability in Java SE related to the Java SE JSSE component could allow an unauthenticated attacker to cause a denial of service resulting in a low availability impact using unknown attack vectors.
CVSS Base score: 5.3
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/179681 for the current score.
CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L)
CVEID: CVE-2020-2654
DESCRIPTION: An unspecified vulnerability in Java SE related to the Java SE Libraries component could allow an unauthenticated attacker to cause a denial of service resulting in a low availability impact using unknown attack vectors.
CVSS Base score: 3.7
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/174601 for the current score.
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
All versions of microcode for the IBM Virtualization Engine TS7700 (3957-VEC, 3957-VED) prior to and including the following are affected:
| Machine Type | Model | Version |
| 3957 | VEC | 8.50.2.6 |
| 3957 | VED | 8.50.2.6 |
Remediation/Fixes
Contact IBM Service at 1-800-IBM-SERV to arrange an upgrade to the latest microcode version followed by the installation of VTD_EXEC.269 as needed. Minimum microcode versions are shown below:
| Machine Type | Model | Fix |
| 3957 | VEC |
Upgrade to 8.42.2.12 + VTD_EXEC.269 - OR - Upgrade to 8.50.0.134 + VTD_EXEC.269 - OR - Upgrade to 8.50.0.140 + VTD_EXEC.269 - OR - Upgrade to 8.50.1.25 + VTD_EXEC.269 - OR - Upgrade to 8.50.2.6 + VTD_EXEC.269 |
| 3957 | VED |
Upgrade to 8.50.0.134 + VTD_EXEC.269 - OR - Upgrade to 8.50.0.140 + VTD_EXEC.269 - OR - Upgrade to 8.50.1.25 + VTD_EXEC.269 - OR - Upgrade to 8.50.2.6 + VTD_EXEC.269 |
The minimum VTD_EXEC version is shown below:
| VTD_EXEC Package | Version |
| VTD_EXEC.269 | v1.16 |
Workarounds and Mitigations
Although IBM recommends that you upgrade to the fixes identified above, you can mitigate, but not eliminate the risk of these vulnerabilities by restricting physical and network access to the TS7700 to authorized users and IBM Service Personnel only.
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References
Change History
31 Aug 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:
31 August 2020
UID
ibm16260995