Intel CSME up to 12.0.4 AMT memory corruption

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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5.9$0-$5k0.00

Summaryinfo

A vulnerability has been found in Intel CSME up to 12.0.4 and classified as problematic. This vulnerability affects unknown code of the component AMT. This manipulation causes memory corruption. This vulnerability appears as CVE-2018-3657. The attack requires local access. There is no available exploit. The affected component should be upgraded.

Detailsinfo

A vulnerability was found in Intel CSME up to 12.0.4. It has been declared as problematic. Affected by this vulnerability is an unknown part of the component AMT. 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:

Multiple buffer overflows in Intel AMT in Intel CSME firmware versions before version 12.0.5 may allow a privileged user to potentially execute arbitrary code with Intel AMT execution privilege via local access.

The bug was discovered 09/11/2018. The weakness was presented 09/12/2018 (Website). The advisory is shared at intel.com. This vulnerability is known as CVE-2018-3657 since 12/27/2017. An attack has to be approached locally. A single authentication is necessary for exploitation. Neither technical details nor an exploit are publicly available.

The vulnerability was handled as a non-public zero-day exploit for at least 1 days. During that time the estimated underground price was around $0-$5k.

Upgrading to version 12.0.5 eliminates this vulnerability.

See VDB-123970 and VDB-123974 for similar entries. If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Productinfo

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Version

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Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.0
VulDB Meta Temp Score: 5.9

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

NVD Base Score: 6.7
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: No

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: CSME 12.0.5

Timelineinfo

12/27/2017 🔍
09/11/2018 +257 days 🔍
09/12/2018 +0 days 🔍
09/12/2018 +0 days 🔍
09/13/2018 +1 days 🔍
05/16/2023 +1706 days 🔍

Sourcesinfo

Vendor: intel.com

Advisory: ssa-377318
Status: Not defined
Confirmation: 🔍

CVE: CVE-2018-3657 (🔍)
GCVE (CVE): GCVE-0-2018-3657
GCVE (VulDB): GCVE-100-123973
SecurityFocus: 106996

See also: 🔍

Entryinfo

Created: 09/13/2018 08:32
Updated: 05/16/2023 09:02
Changes: 09/13/2018 08:32 (62), 03/23/2020 11:21 (2), 05/16/2023 09:02 (5)
Complete: 🔍
Cache ID: 216::103

If you want to get the best quality for vulnerability data then you always have to consider VulDB.

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