Intel TXE up to 3.1.79/4.0.29 Kernel Mode Driver use after free
CVSS Meta Temp Score | Current Exploit Price (≈) | CTI Interest Score |
---|---|---|
6.3 | $0-$5k | 0.00 |
A vulnerability, which was classified as critical, has been found in Intel TXE up to 3.1.79/4.0.29. Affected by this issue is an unknown part of the component Kernel Mode Driver Handler. The manipulation with an unknown input leads to a use after free vulnerability. Using CWE to declare the problem leads to CWE-416. Referencing memory after it has been freed can cause a program to crash, use unexpected values, or execute code. Impacted is confidentiality, integrity, and availability.
The weakness was released 11/12/2020 as intel-sa-00391. The advisory is available at intel.com. This vulnerability is handled as CVE-2020-8750. The exploitation is known to be easy. Local access is required to approach this attack. The technical details are unknown and an exploit is not available.
Upgrading to version 3.1.80 or 4.0.30 eliminates this vulnerability.
Product
Vendor
Name
Version
- 3.1.0
- 3.1.1
- 3.1.2
- 3.1.3
- 3.1.4
- 3.1.5
- 3.1.6
- 3.1.7
- 3.1.8
- 3.1.9
- 3.1.10
- 3.1.11
- 3.1.12
- 3.1.13
- 3.1.14
- 3.1.15
- 3.1.16
- 3.1.17
- 3.1.18
- 3.1.19
- 3.1.20
- 3.1.21
- 3.1.22
- 3.1.23
- 3.1.24
- 3.1.25
- 3.1.26
- 3.1.27
- 3.1.28
- 3.1.29
- 3.1.30
- 3.1.31
- 3.1.32
- 3.1.33
- 3.1.34
- 3.1.35
- 3.1.36
- 3.1.37
- 3.1.38
- 3.1.39
- 3.1.40
- 3.1.41
- 3.1.42
- 3.1.43
- 3.1.44
- 3.1.45
- 3.1.46
- 3.1.47
- 3.1.48
- 3.1.49
- 3.1.50
- 3.1.51
- 3.1.52
- 3.1.53
- 3.1.54
- 3.1.55
- 3.1.56
- 3.1.57
- 3.1.58
- 3.1.59
- 3.1.60
- 3.1.61
- 3.1.62
- 3.1.63
- 3.1.64
- 3.1.65
- 3.1.66
- 3.1.67
- 3.1.68
- 3.1.69
- 3.1.70
- 3.1.71
- 3.1.72
- 3.1.73
- 3.1.74
- 3.1.75
- 3.1.76
- 3.1.77
- 3.1.78
- 3.1.79
- 4.0.0
- 4.0.1
- 4.0.2
- 4.0.3
- 4.0.4
- 4.0.5
- 4.0.6
- 4.0.7
- 4.0.8
- 4.0.9
- 4.0.10
- 4.0.11
- 4.0.12
- 4.0.13
- 4.0.14
- 4.0.15
- 4.0.16
- 4.0.17
- 4.0.18
- 4.0.19
- 4.0.20
- 4.0.21
- 4.0.22
- 4.0.23
- 4.0.24
- 4.0.25
- 4.0.26
- 4.0.27
- 4.0.28
- 4.0.29
License
CPE 2.3
CPE 2.2
CVSSv4
VulDB CVSS-B Score: 🔍VulDB CVSS-BT Score: 🔍
VulDB Vector: 🔍
VulDB Reliability: 🔍
CVSSv3
VulDB Meta Base Score: 6.5VulDB Meta Temp Score: 6.4
VulDB Base Score: 5.3
VulDB Temp Score: 5.1
VulDB Vector: 🔍
VulDB Reliability: 🔍
NVD Base Score: 7.8
NVD Vector: 🔍
CVSSv2
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: 🔍
NVD Base Score: 🔍
Exploiting
Class: Use after freeCWE: CWE-416 / CWE-119
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 Intelligence
Interest: 🔍Active Actors: 🔍
Active APT Groups: 🔍
Countermeasures
Recommended: UpgradeStatus: 🔍
0-Day Time: 🔍
Upgrade: TXE 3.1.80/4.0.30
Timeline
02/06/2020 🔍11/12/2020 🔍
11/12/2020 🔍
12/06/2020 🔍
Sources
Vendor: intel.comAdvisory: intel-sa-00391
Status: Confirmed
Confirmation: 🔍
CVE: CVE-2020-8750 (🔍)
Entry
Created: 11/12/2020 21:39Updated: 12/06/2020 14:44
Changes: 11/12/2020 21:39 (39), 12/06/2020 14:39 (3), 12/06/2020 14:44 (18)
Complete: 🔍
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