Path traversal in Intel Optane DC Persistent Memory

1) Path traversal

EUVDB-ID: #VU26086

Risk: Low

CVSSv3.1: 4.8 [CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2020-0546

CWE-ID: CWE-22 - Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')

Exploit availability: No

Description

The vulnerability allows a local user to perform directory traversal attacks.

The vulnerability exists due to input validation error when processing directory traversal sequences. A local user can send a specially crafted HTTP request and read arbitrary files on the system, leading to escalation of privilege and denial of service.

Mitigation

Install update from vendor's website.

Vulnerable software versions

Intel Optane DC Persistent Memory: before 1.0.0.3461

External links

http://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-00326.html

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.