VDB-251629 · CVE-2023-28722 · intel-sa-01009

Intel NUC BIOS prior IN0048 BIOS Firmware improper sanitization of custom special characters

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.
6.5	$0-$5k	0.00

A vulnerability was found in Intel NUC BIOS. It has been declared as problematic. Affected by this vulnerability is an unknown function of the component BIOS Firmware Handler. The manipulation with an unknown input leads to a improper sanitization of custom special characters vulnerability. The CWE definition for the vulnerability is CWE-92. This entry has been deprecated. It originally came from PLOVER, which sometimes defined "other" and "miscellaneous" categories in order to satisfy exhaustiveness requirements for taxonomies. Within the context of CWE, the use of a more abstract entry is preferred in mapping situations. CWE-75 is a more appropriate mapping. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

Improper buffer restrictions for some Intel NUC BIOS firmware before version IN0048 may allow a privileged user to potentially enable escalation of privilege via local access.

The weakness was shared 01/19/2024 as intel-sa-01009. The advisory is shared at intel.com. This vulnerability is known as CVE-2023-28722 since 04/13/2023. Neither technical details nor an exploit are publicly available.

Upgrading to version IN0048 eliminates this vulnerability.

Productinfo

Vendor

Intel

Name

NUC BIOS

License

commercial

CPE 2.3info

🔍

CPE 2.2info

🔍

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.6
VulDB Meta Temp Score: 6.5

VulDB Base Score: 5.2
VulDB Temp Score: 5.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.8
NVD Vector: 🔍

CNA Base Score: 6.7
CNA Vector (Intel Corporation): 🔍

CVSSv2info

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

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: Improper sanitization of custom special characters
CWE: CWE-92 / CWE-74 / CWE-707
CAPEC: 🔍
ATT&CK: 🔍

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: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: NUC BIOS IN0048

Timelineinfo

04/13/2023 🔍
01/19/2024 +281 days 🔍
01/19/2024 +0 days 🔍
02/15/2024 +27 days 🔍

Sourcesinfo

Vendor: intel.com

Advisory: intel-sa-01009
Status: Confirmed

CVE: CVE-2023-28722 (🔍)

Entryinfo

Created: 01/19/2024 10:15 PM
Updated: 02/15/2024 05:27 PM
Changes: 01/19/2024 10:15 PM (49), 02/15/2024 05:27 PM (11)
Complete: 🔍
Cache ID: 18:41D:40