Vulnerability Details : CVE-2023-41097
An Observable Timing Discrepancy, Covert Timing Channel vulnerability in Silabs GSDK on ARM potentially allows Padding Oracle Crypto Attack on CBC PKCS7.This issue affects GSDK: through 4.4.0.
Products affected by CVE-2023-41097
- cpe:2.3:a:silabs:gecko_software_development_kit:*:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2023-41097
0.13%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 50 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2023-41097
Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
---|---|---|---|---|---|---|
7.5
|
HIGH | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N |
3.9
|
3.6
|
NIST | 2024-01-03 |
4.6
|
MEDIUM | CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N |
0.9
|
3.6
|
Silicon Labs |
CWE ids for CVE-2023-41097
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The product behaves differently or sends different responses under different circumstances in a way that is observable to an unauthorized actor, which exposes security-relevant information about the state of the product, such as whether a particular operation was successful or not.Assigned by: nvd@nist.gov (Primary)
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Two separate operations in a product require different amounts of time to complete, in a way that is observable to an actor and reveals security-relevant information about the state of the product, such as whether a particular operation was successful or not.Assigned by: product-security@silabs.com (Secondary)
-
The product uses a broken or risky cryptographic algorithm or protocol.Assigned by: product-security@silabs.com (Secondary)
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Covert timing channels convey information by modulating some aspect of system behavior over time, so that the program receiving the information can observe system behavior and infer protected information.Assigned by: product-security@silabs.com (Secondary)
References for CVE-2023-41097
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https://siliconlabs.lightning.force.com/sfc/servlet.shepherd/document/download/069Vm0000007rArIAI?operationContext=S1
Silicon Labs - Prod - Sign InPermissions Required
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https://github.com/SiliconLabs/gecko_sdk/releases
Releases · SiliconLabs/gecko_sdk · GitHubRelease Notes
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