#VU10759 Improper access control in Red Hat Satellite - CVE-2016-9595

Vulnerability identifier: #VU10759

Vulnerability risk: Low

CVSSv4.0: 4 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2016-9595

CWE-ID: CWE-264

Exploitation vector: Local

Exploit availability: No

Vulnerable software:
Red Hat Satellite
Server applications / Other server solutions

Vendor: Red Hat Inc.

Description
The vulnerability allows a local attacker to launch a symlink attack on the target system.

The weakness exists in the katello-debug due to insecure usage of temporary files by certain scripts and log files. A local attacker can create a symbolic link from a temporary file to various files on the system, bypass local access protections to overwrite the contents of arbitrary files.

Mitigation
Update to version 6.3.

Vulnerable software versions

Red Hat Satellite: 6

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External links
https://access.redhat.com/security/cve/cve-2016-9595

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Q & A

Can this vulnerability be exploited remotely?

No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.