For a CLIENT authentication type, a user without proper authority can activate database. The database becomes activated, but requires authentication to proceed further. This does not allow unauthorized access to the database. This issue applies to the application side.
DESCRIPTION: IBM Db2 is vulnerable to an unauthorized command that allows the database to be activated when authentication type is CLIENT.
CVSS Base Score: 3.7
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/129830 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:L/A:N)
Affected Products and Versions
All fix pack levels of IBM Db2 V9.7, V10.1, V10.5, and V11.1 editions on all platforms are affected.
The recommended solution is to apply the appropriate fix for this vulnerability.
Customers running any vulnerable fixpack level of an affected Program, V9.7, V10.1, V10.5, and V11.1, can download the special build containing the interim fix for this issue from Fix Central. These special builds are available based on the most recent fixpack level for each impacted release: DB2 V9.7 FP11, V10.1 FP6, V10.5 FP8 and V18.104.22.168 FP2. They can be applied to any affected fixpack level of the appropriate release to remediate this vulnerability.
|Release||Fixed in fix pack||APAR||Download URL|
|V9.7||TBD||IT21974||Special Build for V9.7 FP11:
|V10.1||TBD||IT21973||Special Build for V10.1 FP6:
Workarounds and Mitigations
Do not use CLIENT authentication type.
Get Notified about Future Security Bulletins
September 7, 2017: Original version published.
September 8, 2017: Added link to nt32 version.
October 10, 2017: Updated V10.5 FP9 link.
July 11, 2018: Updated V11.1 link.
*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.
Review the IBM security bulletin disclaimer and definitions regarding your responsibilities for assessing potential impact of security vulnerabilities to your environment.
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11 July 2018