Intel AMT/ISM prior 11.8.79/11.12.79/11.22.79/12.0.68/14.0.39 Network Subsystem memory corruption

CVSS Meta Temp Score
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CTI Interest Score
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7.2$0-$5k0.00

Summaryinfo

A vulnerability, which was classified as critical, has been found in Intel AMT and ISM. The impacted element is an unknown function of the component Network Subsystem. This manipulation causes memory corruption. This vulnerability appears as CVE-2020-8758. The attack requires local access. There is no available exploit. It is advisable to upgrade the affected component.

Detailsinfo

A vulnerability has been found in Intel AMT and ISM and classified as critical. Affected by this vulnerability is an unknown functionality of the component Network Subsystem. The manipulation with an unknown input leads to a memory corruption vulnerability. The CWE definition for the vulnerability is CWE-119. The product performs operations on a memory buffer, but it can read from or write to a memory location that is outside of the intended boundary of the buffer. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

Improper buffer restrictions in network subsystem in provisioned Intel(R) AMT and Intel(R) ISM versions before 11.8.79, 11.12.79, 11.22.79, 12.0.68 and 14.0.39 may allow an unauthenticated user to potentially enable escalation of privilege via network access. On un-provisioned systems, an authenticated user may potentially enable escalation of privilege via local access.

The weakness was presented 09/10/2020 (Website). The advisory is shared at intel.com. This vulnerability is known as CVE-2020-8758 since 02/06/2020. An attack has to be approached locally. The successful exploitation needs a single authentication. Neither technical details nor an exploit are publicly available.

Upgrading to version 11.8.79, 11.12.79, 11.22.79, 12.0.68 or 14.0.39 eliminates this vulnerability.

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Productinfo

Vendor

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License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.6
VulDB Meta Temp Score: 7.4

VulDB Base Score: 5.3
VulDB Temp Score: 5.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 9.8
NVD Vector: 🔍

CVSSv2info

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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Memory corruption
CWE: CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: AMT/ISM 11.8.79/11.12.79/11.22.79/12.0.68/14.0.39

Timelineinfo

02/06/2020 🔍
09/10/2020 +217 days 🔍
09/11/2020 +1 days 🔍
09/11/2020 +0 days 🔍

Sourcesinfo

Vendor: intel.com

Advisory: intel.com
Status: Not defined

CVE: CVE-2020-8758 (🔍)
GCVE (CVE): GCVE-0-2020-8758
GCVE (VulDB): GCVE-100-161113

Entryinfo

Created: 09/11/2020 08:41
Updated: 09/11/2020 08:46
Changes: 09/11/2020 08:41 (39), 09/11/2020 08:46 (17)
Complete: 🔍
Cache ID: 216::103

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