grub2 up to 2.05 ACPI Command memory corruption

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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7.4$0-$5k0.00

Summaryinfo

A vulnerability identified as critical has been detected in grub2 up to 2.05. This vulnerability affects unknown code of the component ACPI Command Handler. Performing a manipulation results in memory corruption. This vulnerability was named CVE-2020-14372. The attack needs to be approached locally. There is no available exploit. You should upgrade the affected component.

Detailsinfo

A vulnerability classified as critical has been found in grub2 up to 2.05. This affects some unknown functionality of the component ACPI Command Handler. The manipulation with an unknown input leads to a memory corruption vulnerability. CWE is classifying the issue as 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. This is going to have an impact on confidentiality, integrity, and availability.

The weakness was presented 03/04/2021. The advisory is shared at bugzilla.redhat.com. This vulnerability is uniquely identified as CVE-2020-14372. Neither technical details nor an exploit are publicly available.

The vulnerability scanner Nessus provides a plugin with the ID 208609 (CentOS 7 : grub2 (RHSA-2021:0699)), which helps to determine the existence of the flaw in a target environment.

Upgrading to version 2.06 eliminates this vulnerability.

The vulnerability is also documented in the vulnerability database at Tenable (208609). If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Productinfo

Name

Version

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.7
VulDB Meta Temp Score: 7.5

VulDB Base Score: 7.8
VulDB Temp Score: 7.5
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.5
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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Nessus ID: 208609
Nessus Name: CentOS 7 : grub2 (RHSA-2021:0699)

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: grub2 2.06

Timelineinfo

06/17/2020 🔍
03/04/2021 +260 days 🔍
03/04/2021 +0 days 🔍
10/13/2024 +1319 days 🔍

Sourcesinfo

Advisory: bugzilla.redhat.com
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2020-14372 (🔍)
GCVE (CVE): GCVE-0-2020-14372
GCVE (VulDB): GCVE-100-170613

Entryinfo

Created: 03/04/2021 07:31
Updated: 10/13/2024 13:07
Changes: 03/04/2021 07:31 (38), 03/06/2021 14:05 (5), 03/14/2021 13:39 (18), 10/13/2024 13:07 (16)
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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