Intel Thunderbolt DCH Driver prior 72 on Windows information disclosure

| CVSS Meta Temp Score | Current Exploit Price (≈) | CTI Interest Score |
|---|---|---|
| 4.2 | $0-$5k | 0.00 |
Summary
A vulnerability has been found in Intel Thunderbolt DCH Driver on Windows and classified as problematic. Affected is an unknown function. The manipulation leads to information disclosure. This vulnerability is uniquely identified as CVE-2020-12326. Local access is required to approach this attack. No exploit exists. The affected component should be upgraded.
Details
A vulnerability was found in Intel Thunderbolt DCH Driver on Windows (Hardware Driver Software) and classified as problematic. This issue affects an unknown part. The manipulation with an unknown input leads to a information disclosure vulnerability. Using CWE to declare the problem leads to CWE-200. The product exposes sensitive information to an actor that is not explicitly authorized to have access to that information. Impacted is confidentiality.
The weakness was disclosed 11/13/2020 as intel-sa-00422. It is possible to read the advisory at intel.com. The identification of this vulnerability is CVE-2020-12326. The exploitation is known to be easy. Attacking locally is a requirement. The technical details are unknown and an exploit is not publicly available. The attack technique deployed by this issue is T1592 according to MITRE ATT&CK.
Upgrading to version 72 eliminates this vulnerability.
Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.
Product
Type
Vendor
Name
License
Website
- Vendor: https://www.intel.com/
CPE 2.3
CPE 2.2
CVSSv4
VulDB Vector: 🔍VulDB Reliability: 🔍
CVSSv3
VulDB Meta Base Score: 4.4VulDB Meta Temp Score: 4.3
VulDB Base Score: 3.3
VulDB Temp Score: 3.2
VulDB Vector: 🔍
VulDB Reliability: 🔍
NVD Base Score: 5.5
NVD Vector: 🔍
CVSSv2
| AV | AC | Au | C | I | A |
|---|---|---|---|---|---|
| 💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
| 💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
| 💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
| Vector | Complexity | Authentication | Confidentiality | Integrity | Availability |
|---|---|---|---|---|---|
| Unlock | Unlock | Unlock | Unlock | Unlock | Unlock |
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| Unlock | Unlock | Unlock | Unlock | Unlock | Unlock |
VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍
NVD Base Score: 🔍
Exploiting
Class: Information disclosureCWE: CWE-200 / CWE-284 / CWE-266
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 Intelligence
Interest: 🔍Active Actors: 🔍
Active APT Groups: 🔍
Countermeasures
Recommended: UpgradeStatus: 🔍
0-Day Time: 🔍
Upgrade: Thunderbolt DCH Driver 72
Timeline
04/28/2020 🔍11/13/2020 🔍
11/13/2020 🔍
12/06/2020 🔍
Sources
Vendor: intel.comAdvisory: intel-sa-00422
Status: Confirmed
CVE: CVE-2020-12326 (🔍)
GCVE (CVE): GCVE-0-2020-12326
GCVE (VulDB): GCVE-100-164867
Entry
Created: 11/13/2020 07:02Updated: 12/06/2020 18:12
Changes: 11/13/2020 07:02 (39), 12/06/2020 18:08 (2), 12/06/2020 18:12 (18)
Complete: 🔍
Cache ID: 216::103
Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.
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