#VU10590 Privilege escalation in EMC Isilon OneFS - CVE-2018-1203

Vulnerability identifier: #VU10590

Vulnerability risk: Low

CVSSv4.0: 7.1 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P/U:Clear]

CVE-ID: CVE-2018-1203

CWE-ID: CWE-264

Exploitation vector: Local

Exploit availability: Yes

Vulnerable software:
EMC Isilon OneFS
Client/Desktop applications / Software for system administration

Vendor: Dell

Description
The vulnerability allows a local attacker to gain elevated privileges on the target system.

The weakness exists due to incorrect sudo permissions. A local attacker can instruct tcpdump to run shell commands when rotating capture files and gain root privileges.

Mitigation
Install update from vendor's website.

Vulnerable software versions

EMC Isilon OneFS: 8.0.0 - 8.1.0

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External links
https://www.coresecurity.com/advisories/dell-emc-isilon-onefs-multiple-vulnerabilities

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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. However, proof of concept for this vulnerability is available.