#VU54146 Improper Authentication


Published: 2021-06-16

Vulnerability identifier: #VU54146

Vulnerability risk: Medium

CVSSv3.1: 6.7 [CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:C/C:H/I:H/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2021-0133

CWE-ID: CWE-287

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
3rd Generation Intel Xeon Scalable Processors
Hardware solutions / Firmware
2nd Generation Intel Xeon Scalable Processors
Hardware solutions / Firmware
1st Generation Intel Xeon Scalable processor
Hardware solutions / Firmware
Intel Xeon W processor 3200 series
Hardware solutions / Firmware
Intel Xeon W processor 3100 series
Hardware solutions / Firmware
Intel Security Library
Other software / Other software solutions

Vendor: Intel

Description

The vulnerability allows a remote attacker to bypass authentication process.

The vulnerability exists due to key exchange without entity authentication. A remote authenticated attacker can bypass authentication process and gain elevated privileges on the system.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

3rd Generation Intel Xeon Scalable Processors: All versions

2nd Generation Intel Xeon Scalable Processors: All versions

1st Generation Intel Xeon Scalable processor: All versions

Intel Xeon W processor 3200 series: All versions

Intel Xeon W processor 3100 series: All versions


CPE

External links
http://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-00521.html


Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated user via the Internet.

Is there known malware, which exploits this vulnerability?

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


Latest bulletins with this vulnerability