Intel NUC out-of-bounds write

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.
4.5$0-$5k0.00

Summaryinfo

A vulnerability identified as critical has been detected in Intel NUC. Affected is an unknown function. This manipulation causes out-of-bounds write. The identification of this vulnerability is CVE-2021-33086. The attack can only be executed locally. There is no exploit available. You should upgrade the affected component.

Detailsinfo

A vulnerability was found in Intel NUC (affected version not known). It has been declared as critical. Affected by this vulnerability is some unknown functionality. The manipulation with an unknown input leads to a out-of-bounds write vulnerability. The CWE definition for the vulnerability is CWE-787. The product writes data past the end, or before the beginning, of the intended buffer. As an impact it is known to affect availability.

The weakness was shared 11/11/2021 as intel-sa-00567. It is possible to read the advisory at intel.com. This vulnerability is known as CVE-2021-33086 since 05/18/2021. The technical details are unknown and an exploit is not publicly available.

Upgrading eliminates this vulnerability. The upgrade is hosted for download at intel.com.

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

Productinfo

Vendor

Name

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 4.7
VulDB Meta Temp Score: 4.5

VulDB Base Score: 4.7
VulDB Temp Score: 4.5
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

AVACAuCIA
💳💳💳💳💳💳
💳💳💳💳💳💳
💳💳💳💳💳💳
VectorComplexityAuthenticationConfidentialityIntegrityAvailability
UnlockUnlockUnlockUnlockUnlockUnlock
UnlockUnlockUnlockUnlockUnlockUnlock
UnlockUnlockUnlockUnlockUnlockUnlock

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

Exploitinginfo

Class: Out-of-bounds write
CWE: CWE-787 / CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: No

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-DayUnlockUnlockUnlockUnlock
TodayUnlockUnlockUnlockUnlock

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: intel.com

Timelineinfo

05/18/2021 🔍
11/11/2021 +177 days 🔍
11/11/2021 +0 days 🔍
11/11/2021 +0 days 🔍

Sourcesinfo

Vendor: intel.com

Advisory: intel-sa-00567
Status: Confirmed

CVE: CVE-2021-33086 (🔍)
GCVE (CVE): GCVE-0-2021-33086
GCVE (VulDB): GCVE-100-186559

Entryinfo

Created: 11/11/2021 15:04
Changes: 11/11/2021 15:04 (38)
Complete: 🔍
Submitter: CSieberg
Cache ID: 216::103

Submitinfo

Accepted

  • Submit #24041: CVE-2021-33086 // Intel NUC Firmware (by CSieberg)

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

Discussion

No comments yet. Languages: en.

Please log in to comment.

◂ PreviousOverviewNext ▸

Might our Artificial Intelligence support you?

Check our Alexa App!