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Vulnerability of IBM DB2: information disclosure via Shared Memory

Synthesis of the vulnerability 

An attacker can bypass access restrictions to data via Shared Memory of IBM DB2, in order to obtain sensitive information.
Vulnerable systems: Db2 UDB, Tivoli Storage Manager.
Severity of this threat: 2/4.
Creation date: 01/07/2020.
Références of this weakness: 286269, 6242356, 6369095, CERTFR-2021-AVI-188, CVE-2020-4414, VIGILANCE-VUL-32672.

Description of the vulnerability 

An attacker can bypass access restrictions to data via Shared Memory of IBM DB2, in order to obtain sensitive information.
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This threat bulletin impacts software or systems such as Db2 UDB, Tivoli Storage Manager.

Our Vigil@nce team determined that the severity of this computer threat bulletin is medium.

The trust level is of type confirmed by the editor, with an origin of user account.

An attacker with a expert ability can exploit this computer threat.

Solutions for this threat 

IBM DB2: version 11.1 Mod 4 Fix Pack 6.
The version 11.1 Mod 4 Fix Pack 6 is fixed:
  https://www.ibm.com/support/pages/node/6427871

IBM DB2: patch for Shared Memory.
A patch is indicated in information sources.

IBM Spectrum Protect Server: fixed versions for Dependencies.
Fixed versions are indicated in information sources.
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