CVSS Meta Temp Score | Current Exploit Price (≈) | CTI Interest Score |
---|---|---|
7.2 | $0-$5k | 0.00 |
A vulnerability, which was classified as critical, has been found in Dell BIOS (the affected version is unknown). Affected by this issue is an unknown code of the component SMI Handler. The manipulation with an unknown input leads to a uninitialized variable vulnerability. Using CWE to declare the problem leads to CWE-457. The code uses a variable that has not been initialized, leading to unpredictable or unintended results. Impacted is confidentiality, integrity, and availability. CVE summarizes:
Dell BIOS contains a use of uninitialized variable vulnerability. A local authenticated malicious user may potentially exploit this vulnerability by using an SMI to gain arbitrary code execution in SMRAM.
The weakness was released 10/13/2022. The advisory is available at dell.com. This vulnerability is handled as CVE-2022-34390 since 06/23/2022. The technical details are unknown and an exploit is not available. The structure of the vulnerability defines a possible price range of USD $0-$5k at the moment (estimation calculated on 11/07/2022).
There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.
Entry connected to this vulnerability is available at VDB-210747.
Product
Vendor
Name
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: 7.2VulDB Meta Temp Score: 7.2
VulDB Base Score: 6.4
VulDB Temp Score: 6.4
VulDB Vector: 🔍
VulDB Reliability: 🔍
NVD Base Score: 7.8
NVD Vector: 🔍
CNA Base Score: 7.5
CNA Vector (Dell): 🔍
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: 🔍
Exploiting
Class: Uninitialized variableCWE: CWE-457 / CWE-453
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: no mitigation knownStatus: 🔍
0-Day Time: 🔍
Timeline
06/23/2022 🔍10/13/2022 🔍
10/13/2022 🔍
11/07/2022 🔍
Sources
Vendor: dell.comAdvisory: dell.com
Status: Confirmed
CVE: CVE-2022-34390 (🔍)
See also: 🔍
Entry
Created: 10/13/2022 13:32Updated: 11/07/2022 12:34
Changes: 10/13/2022 13:32 (46), 11/07/2022 12:34 (11)
Complete: 🔍
Cache ID: 3:598:103
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