CVE-2023-27471
Scores
EPSS
Percentile: 0.0%
CVSS
CVSS Score: 5.5/10
All CVSS Scores
Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Vector Breakdown
CVSS (Common Vulnerability Scoring System) vector provides detailed metrics about vulnerability characteristics
CVSS
Attack Vector
Local (L)
Describes how the vulnerability is exploited
Attack Complexity
Low (L)
Describes the conditions beyond the attacker's control
Privileges Required
Low (L)
Describes the level of privileges an attacker must possess
User Interaction
None (N)
Captures the requirement for a human user participation
Scope
Unchanged (U)
Determines if a successful attack impacts components beyond the vulnerable component
Confidentiality Impact
None (N)
Measures the impact to the confidentiality of information
Integrity Impact
None (N)
Measures the impact to integrity of a successfully exploited vulnerability
Availability Impact
High (H)
Measures the impact to the availability of the impacted component
Description
An issue was discovered in Insyde InsydeH2O with kernel 5.0 through 5.5. UEFI implementations do not correctly protect and validate information contained in the ‘MeSetup’ UEFI variable. On some systems, this variable can be overwritten using operating system APIs. Exploitation of this vulnerability could potentially lead to denial of service for the platform.
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Sources
Vulnerable Software (1)
Type: Configuration
Vendor: insyde
Product: insydeh2o
Operating System: * * *
{ "cpe_match": [ { "cpe23uri": "cpe:2.3:a:insyde:insydeh2o:5.0:*:*:*:*:*:*:*", "vulnerable": true }, { "cpe23uri": "cpe:2.3:a:insyde:insydeh2o:5.1:*:*:*:*:*:*:*", ...
{ "cpe_match": [ { "cpe23uri": "cpe:2.3:a:insyde:insydeh2o:5.0:*:*:*:*:*:*:*", "vulnerable": true }, { "cpe23uri": "cpe:2.3:a:insyde:insydeh2o:5.1:*:*:*:*:*:*:*", "vulnerable": true }, { "cpe23uri": "cpe:2.3:a:insyde:insydeh2o:5.2:*:*:*:*:*:*:*", "vulnerable": true }, { "cpe23uri": "cpe:2.3:a:insyde:insydeh2o:5.3:*:*:*:*:*:*:*", "vulnerable": true }, { "cpe23uri": "cpe:2.3:a:insyde:insydeh2o:5.4:*:*:*:*:*:*:*", "vulnerable": true }, { "cpe23uri": "cpe:2.3:a:insyde:insydeh2o:5.5:*:*:*:*:*:*:*", "vulnerable": true } ], "operator": "OR"}
Source: nvd