NVIDIA Tegra Kernel Driver up to R28.2 ARM System Memory Management Unit unusual condition
CVSS Meta Temp Score | Current Exploit Price (≈) | CTI Interest Score |
---|---|---|
4.5 | $0-$5k | 0.00 |
A vulnerability classified as problematic was found in NVIDIA Tegra Kernel Driver up to R28.2 (Hardware Driver Software). This vulnerability affects an unknown code of the component ARM System Memory Management Unit. The manipulation with an unknown input leads to a unusual condition vulnerability. The CWE definition for the vulnerability is CWE-754. The product does not check or incorrectly checks for unusual or exceptional conditions that are not expected to occur frequently during day to day operation of the product. As an impact it is known to affect availability. CVE summarizes:
NVIDIA Tegra kernel driver contains a vulnerability in the ARM System Memory Management Unit (SMMU) where an improper check for a fault condition causes transactions to be discarded, which may lead to denial of service. The updates apply to all versions prior to and including R28.3.
The bug was discovered 04/02/2019. The weakness was shared 04/11/2019 (Website). The advisory is available at nvidia.custhelp.com. This vulnerability was named CVE-2019-5673 since 01/07/2019. The exploitation appears to be easy. Local access is required to approach this attack. No form of authentication is required for a successful exploitation. The technical details are unknown and an exploit is not available.
The vulnerability was handled as a non-public zero-day exploit for at least 9 days. During that time the estimated underground price was around $0-$5k.
Upgrading to version R28.3 eliminates this vulnerability.
The entries 99310, 109409, 130874 and 130875 are related to this item.
Product
Type
Vendor
Name
Version
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: 4.7VulDB Meta Temp Score: 4.6
VulDB Base Score: 3.3
VulDB Temp Score: 3.2
VulDB Vector: 🔍
VulDB Reliability: 🔍
NVD Base Score: 6.1
NVD Vector: 🔍
CVSSv2
AV | AC | Au | C | I | A |
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💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
Vector | Complexity | Authentication | Confidentiality | Integrity | Availability |
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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: Unusual conditionCWE: CWE-754
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: Tegra Kernel Driver R28.3
Timeline
01/07/2019 🔍04/02/2019 🔍
04/11/2019 🔍
04/11/2019 🔍
05/29/2020 🔍
Sources
Vendor: nvidia.comAdvisory: nvidia.custhelp.com
Status: Not defined
Confirmation: 🔍
CVE: CVE-2019-5673 (🔍)
See also: 🔍
Entry
Created: 04/11/2019 21:09Updated: 05/29/2020 09:52
Changes: 04/11/2019 21:09 (59), 05/29/2020 09:52 (2)
Complete: 🔍
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