VDB-244857 · CVE-2023-5078 · GCVE-0-2023-5078

Lenovo ThinkPad BIOS Firmware initialization

CVSS Meta Temp Score CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.	Current Exploit Price (≈) Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.	CTI Interest Score Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
6.7	$0-$5k	0.00

Summaryinfo

A vulnerability marked as critical has been reported in Lenovo ThinkPad BIOS. This affects an unknown function of the component Firmware. Performing a manipulation results in initialization. This vulnerability is reported as CVE-2023-5078. The attack requires a local approach. No exploit exists.

Detailsinfo

A vulnerability, which was classified as critical, was found in Lenovo ThinkPad BIOS (the affected version is unknown). This affects an unknown code of the component Firmware. The manipulation with an unknown input leads to a initialization vulnerability. CWE is classifying the issue as CWE-665. The product does not initialize or incorrectly initializes a resource, which might leave the resource in an unexpected state when it is accessed or used. This is going to have an impact on confidentiality, integrity, and availability. The summary by CVE is:

A vulnerability was reported in some ThinkPad BIOS that could allow a physical or local attacker with elevated privileges to tamper with BIOS firmware.

The weakness was disclosed 11/09/2023 by Krzysztof Okupski, Enrique Nissim and Joseph Tartaro. The advisory is shared at support.lenovo.com. This vulnerability is uniquely identified as CVE-2023-5078 since 09/19/2023. Neither technical details nor an exploit are publicly available.

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

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

Vendor

Lenovo

Name

ThinkPad BIOS

License

commercial

Website

Vendor: https://www.lenovo.com/

CPE 2.3info

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CPE 2.2info

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CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.7
VulDB Meta Temp Score: 6.7

VulDB Base Score: 6.7
VulDB Temp Score: 6.7
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 6.7
NVD Vector: 🔍

CNA Base Score: 6.7
CNA Vector (Lenovo Group Ltd.): 🔍

CVSSv2info

AV	AC	Au	C	I	A
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Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

Exploitinginfo

Class: Initialization
CWE: CWE-665
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: No

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-Day	Unlock	Unlock	Unlock	Unlock
Today	Unlock	Unlock	Unlock	Unlock

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

09/19/2023 🔍
11/09/2023 +51 days 🔍
11/09/2023 +0 days 🔍
09/17/2024 +312 days 🔍

Sourcesinfo

Vendor: lenovo.com

Advisory: support.lenovo.com
Researcher: Krzysztof Okupski, Enrique Nissim, Joseph Tartaro
Status: Confirmed

CVE: CVE-2023-5078 (🔍)
GCVE (CVE): GCVE-0-2023-5078
GCVE (VulDB): GCVE-100-244857

Entryinfo

Created: 11/09/2023 04:12
Updated: 09/17/2024 00:14
Changes: 11/09/2023 04:12 (47), 09/17/2024 00:14 (24)
Complete: 🔍
Cache ID: 216::103