HP Workstation BIOS UEFI Firmware privilege escalation

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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6.8$0-$5k0.00

Summaryinfo

A vulnerability was found in HP Workstation BIOS. It has been classified as problematic. Affected by this vulnerability is an unknown functionality of the component UEFI Firmware. Performing a manipulation results in an unknown weakness. This vulnerability is known as CVE-2021-3661. No exploit is available. Upgrading the affected component is recommended.

Detailsinfo

A vulnerability classified as problematic has been found in HP Workstation BIOS (unknown version). This affects an unknown code block of the component UEFI Firmware. This is going to have an impact on confidentiality, integrity, and availability. The summary by CVE is:

A potential security vulnerability has been identified in certain HP Workstation BIOS (UEFI firmware) which may allow arbitrary code execution. HP is releasing firmware mitigations for the potential vulnerability.

The weakness was published 12/13/2022. The advisory is shared at support.hp.com. This vulnerability is uniquely identified as CVE-2021-3661 since 07/23/2021. Neither technical details nor an exploit are publicly available.

Upgrading eliminates this vulnerability.

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

Productinfo

Vendor

Name

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.9
VulDB Meta Temp Score: 6.8

VulDB Base Score: 5.5
VulDB Temp Score: 5.3
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 8.4
NVD Vector: 🔍

CVSSv2info

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

Exploitinginfo

Class: Privilege escalation
CWE: Unknown
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: Partially

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

07/23/2021 🔍
12/13/2022 +508 days 🔍
12/13/2022 +0 days 🔍
04/29/2025 +868 days 🔍

Sourcesinfo

Vendor: hp.com

Advisory: support.hp.com
Status: Confirmed

CVE: CVE-2021-3661 (🔍)
GCVE (CVE): GCVE-0-2021-3661
GCVE (VulDB): GCVE-100-215325

Entryinfo

Created: 12/13/2022 07:19
Updated: 04/29/2025 10:30
Changes: 12/13/2022 07:19 (36), 01/07/2023 08:10 (11), 04/29/2025 10:30 (15)
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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