Lenovo ThinkPad T15 BIOS failing open

CVSS Meta Temp Score
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CTI Interest Score
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8.0$0-$5k0.00

Summaryinfo

A vulnerability was found in Lenovo ThinkPad P14s, ThinkPad P15s, ThinkPad T14 and ThinkPad T15. It has been classified as critical. The impacted element is an unknown function of the component BIOS. The manipulation leads to failing open. This vulnerability is documented as CVE-2023-4030. The attack needs to be performed locally. There is not any exploit available.

Detailsinfo

A vulnerability, which was classified as critical, has been found in Lenovo ThinkPad P14s, ThinkPad P15s, ThinkPad T14 and ThinkPad T15 (unknown version). This issue affects an unknown code block of the component BIOS. The manipulation with an unknown input leads to a failing open vulnerability. Using CWE to declare the problem leads to CWE-636. When the product encounters an error condition or failure, its design requires it to fall back to a state that is less secure than other options that are available, such as selecting the weakest encryption algorithm or using the most permissive access control restrictions. Impacted is confidentiality, integrity, and availability. The summary by CVE is:

A vulnerability was reported in BIOS for ThinkPad P14s Gen 2, P15s Gen 2, T14 Gen 2, and T15 Gen 2 that could cause the system to recover to insecure settings if the BIOS becomes corrupt.

The weakness was released 08/17/2023. It is possible to read the advisory at support.lenovo.com. The identification of this vulnerability is CVE-2023-4030 since 07/31/2023. The technical details are unknown and an exploit is not publicly available.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

Vendor

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License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 8.0
VulDB Meta Temp Score: 8.0

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

NVD Base Score: 7.8
NVD Vector: 🔍

CNA Base Score: 8.4
CNA Vector (Lenovo Group Ltd.): 🔍

CVSSv2info

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

Exploitinginfo

Class: Failing open
CWE: CWE-636
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: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

07/31/2023 🔍
08/17/2023 +17 days 🔍
08/17/2023 +0 days 🔍
09/13/2023 +27 days 🔍

Sourcesinfo

Vendor: lenovo.com

Advisory: support.lenovo.com
Status: Confirmed

CVE: CVE-2023-4030 (🔍)
GCVE (CVE): GCVE-0-2023-4030
GCVE (VulDB): GCVE-100-237431

Entryinfo

Created: 08/17/2023 20:48
Updated: 09/13/2023 09:34
Changes: 08/17/2023 20:48 (46), 09/13/2023 09:34 (11)
Complete: 🔍
Cache ID: 216::103

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