CVE-2017-7500 Information

Description

It was found that rpm did not properly handle RPM installations when a destination path was a symbolic link to a directory possibly changing ownership and permissions of an arbitrary directory and RPM files being placed in an arbitrary destination. An attacker with write access to a directory in which a subdirectory will be installed could redirect that directory to an arbitrary location and gain root privilege.

CVSS Vector

CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Reference

https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2017-7500 https://github.com/rpm-software-management/rpm/commit/c815822c8bdb138066ff58c624ae83e3a12ebfa9 https://github.com/rpm-software-management/rpm/commit/f2d3be2a8741234faaa96f5fd05fdfdc75779a79

Attack Complexity

LOW

Privileges Required

LOW

User Interaction Required

LOW

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

HIGH

Availability Impact

HIGH

Base Score

HIGH

Base Severity

7.8