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vulnerability CVE-2006-5663 CVE-2006-5664

Informix DS: vulnerabilities during the installation

Synthesis of the vulnerability

A local attacker can alter files during the installation of Informix DS.
Vulnerable products: Informix Server.
Severity of this weakness: 1/4.
Consequences of a hack: data creation/edition.
Hacker's origin: user shell.
Number of vulnerabilities in this bulletin: 2.
Creation date: 02/11/2006.
Références of this bulletin: 1247438, CVE-2006-5663, CVE-2006-5664, VIGILANCE-VUL-6270.

Description of the vulnerability

Two vulnerabilities can be used by a local attacker during the installation of several Informix products.

Permissions of installation scripts permit a local attacker to edit them, in order for example to insert a Trojan horse. [severity:1/4; CVE-2006-5663]

Temporary files are not created in a secure manner under /tmp, which permits a local attacker to use a symlink to force the corruption of another file. [severity:1/4; CVE-2006-5664]
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