Incomplete cleanup in Intel VT-d products



Published: 2021-06-17 | Updated: 2021-06-21
Risk Low
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2020-24489
CWE-ID CWE-459
Exploitation vector Local
Public exploit N/A
Vulnerable software
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10th Generation Intel Core Processors
Hardware solutions / Firmware

11th Generation Intel Core Processors
Hardware solutions / Firmware

Intel Pentium Processor N Series Intel Celeron Processor J Series
Hardware solutions / Firmware

Intel Celeron Processor N Series Intel Atom Processor
Hardware solutions / Firmware

Intel Celeron Processor N Series
Hardware solutions / Firmware

Intel Pentium Processor Silver Series
Hardware solutions / Firmware

Intel Core Processors with Intel Hybrid Technology
Hardware solutions / Firmware

Intel Pentium Processor J Series
Hardware solutions / Other hardware appliances

Intel Atom Processor E3900 Series
Hardware solutions / Other hardware appliances

Intel Pentium Processor N Series
Hardware solutions / Other hardware appliances

Vendor Intel

Security Bulletin

This security bulletin contains one low risk vulnerability.

1) Incomplete cleanup

EUVDB-ID: #VU54191

Risk: Low

CVSSv3.1: 6.8 [CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2020-24489

CWE-ID: CWE-459 - Incomplete cleanup

Exploit availability: No

Description

The vulnerability allows a local user to escalate privileges on the system.

The vulnerability exists due to incomplete cleanup, which leads to security restrictions bypass and privilege escalation.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

10th Generation Intel Core Processors: All versions

11th Generation Intel Core Processors: All versions

Intel Pentium Processor J Series: All versions

Intel Pentium Processor N Series Intel Celeron Processor J Series: All versions

Intel Celeron Processor N Series Intel Atom Processor: All versions

Intel Atom Processor E3900 Series: All versions

Intel Pentium Processor N Series: All versions

Intel Celeron Processor N Series: All versions

Intel Pentium Processor Silver Series: All versions

Intel Core Processors with Intel Hybrid Technology: All versions

External links

http://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-00442.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.



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