Intel Core/Xeon Firmware out-of-bounds write

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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4.2$0-$5k0.00

Summaryinfo

A vulnerability has been found in Intel Core and Xeon and classified as critical. Affected is an unknown function of the component Firmware Handler. This manipulation causes out-of-bounds write. This vulnerability is registered as CVE-2020-12358. The attack needs to be launched locally. No exploit is available. The affected component should be upgraded.

Detailsinfo

A vulnerability classified as critical was found in Intel Core and Xeon (Chip Software) (the affected version unknown). Affected by this vulnerability is an unknown part of the component Firmware Handler. The manipulation with an unknown input leads to a out-of-bounds write vulnerability. The CWE definition for the vulnerability is CWE-787. The product writes data past the end, or before the beginning, of the intended buffer. As an impact it is known to affect availability.

The weakness was published 06/10/2021 as intel-sa-00463. The advisory is shared at intel.com. This vulnerability is known as CVE-2020-12358. Neither technical details nor an exploit are publicly available.

Upgrading eliminates this vulnerability.

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Productinfo

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Vendor

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License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 4.4
VulDB Meta Temp Score: 4.2

VulDB Base Score: 4.4
VulDB Temp Score: 4.2
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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

Exploitinginfo

Class: Out-of-bounds write
CWE: CWE-787 / 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: 🔍

Timelineinfo

04/28/2020 🔍
06/10/2021 +408 days 🔍
06/10/2021 +0 days 🔍
06/12/2021 +2 days 🔍

Sourcesinfo

Vendor: intel.com

Advisory: intel-sa-00463
Status: Confirmed

CVE: CVE-2020-12358 (🔍)
GCVE (CVE): GCVE-0-2020-12358
GCVE (VulDB): GCVE-100-176725

Entryinfo

Created: 06/10/2021 10:54
Updated: 06/12/2021 15:31
Changes: 06/10/2021 10:54 (39), 06/12/2021 15:31 (5)
Complete: 🔍
Cache ID: 216::103

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