VDB-265937 · CVE-2024-33221 · GCVE-0-2024-33221

Asus BIOS Flash Driver 3.2.12.0 IOCTL Request AsusBSItf.sys privilege escalation

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.
5.3	$0-$5k	0.00

Summaryinfo

A vulnerability was found in Asus BIOS Flash Driver 3.2.12.0. It has been rated as problematic. Affected by this issue is some unknown functionality in the library AsusBSItf.sys of the component IOCTL Request Handler. The manipulation leads to an unknown weakness. This vulnerability is uniquely identified as CVE-2024-33221. No exploit exists.

Detailsinfo

A vulnerability was found in Asus BIOS Flash Driver 3.2.12.0 and classified as problematic. This issue affects an unknown function in the library AsusBSItf.sys of the component IOCTL Request Handler. The impact remains unknown. The summary by CVE is:

An issue in the component AsusBSItf.sys of ASUSTeK Computer Inc ASUS BIOS Flash Driver v3.2.12.0 allows attackers to escalate privileges and execute arbitrary code via sending crafted IOCTL requests.

The advisory is shared at github.com. The identification of this vulnerability is CVE-2024-33221 since 04/23/2024. Technical details are known, but no exploit is 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

Type

Hardware Driver Software

Vendor

Asus

Name

BIOS Flash Driver

Version

3.2.12.0

License

commercial

Website

Vendor: https://www.asus.com/

CPE 2.3info

🔍

CPE 2.2info

🔍

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.5
VulDB Meta Temp Score: 5.3

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

CVSSv2info

AV	AC	Au	C	I	A
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳

Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock

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

Exploitinginfo

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

Physical: No
Local: No
Remote: Partially

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

04/23/2024 🔍
05/22/2024 +29 days 🔍
05/22/2024 +0 days 🔍
05/22/2024 +0 days 🔍

Sourcesinfo

Vendor: asus.com

Advisory: github.com
Status: Not defined

CVE: CVE-2024-33221 (🔍)
GCVE (CVE): GCVE-0-2024-33221
GCVE (VulDB): GCVE-100-265937

Entryinfo

Created: 05/22/2024 18:43
Changes: 05/22/2024 18:43 (52)
Complete: 🔍
Cache ID: 216::103