#VU26086 Path traversal in Intel Optane DC Persistent Memory - CVE-2020-0546

Vulnerability identifier: #VU26086

Vulnerability risk: Low

CVSSv4.0: 4.3 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2020-0546

CWE-ID: CWE-22

Exploitation vector: Local

Exploit availability: No

Vulnerable software:
Intel Optane DC Persistent Memory
Hardware solutions / Firmware

Vendor: Intel

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

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

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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.