Silicon Labs Gecko Platform SDK up to 4.2.1 sli_crypto_transparent_aead_decrypt_tag compiler removal of code to clear buffers

CVSS Meta Temp Score
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CTI Interest Score
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3.1$0-$5k0.00

A vulnerability, which was classified as problematic, has been found in Silicon Labs Gecko Platform SDK up to 4.2.1. Affected by this issue is the function sli_crypto_transparent_aead_decrypt_tag. The manipulation with an unknown input leads to a compiler removal of code to clear buffers vulnerability. Using CWE to declare the problem leads to CWE-14. Sensitive memory is cleared according to the source code, but compiler optimizations leave the memory untouched when it is not read from again, aka "dead store removal." Impacted is confidentiality.

The weakness was shared 05/19/2023. The advisory is available at community.silabs.com. This vulnerability is handled as CVE-2023-32097 since 05/02/2023. Technical details are known, but there is no available exploit.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

Productinfo

Vendor

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB CVSS-B Score: 🔍
VulDB CVSS-BT Score: 🔍
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 3.1
VulDB Meta Temp Score: 3.1

VulDB Base Score: 3.1
VulDB Temp Score: 3.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

CNA Base Score: 3.1
CNA Vector (Silicon Labs): 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

Exploitinginfo

Class: Compiler removal of code to clear buffers
CWE: CWE-14
CAPEC: 🔍
ATT&CK: 🔍

Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

05/02/2023 🔍
05/19/2023 +17 days 🔍
05/19/2023 +0 days 🔍
06/14/2023 +26 days 🔍

Sourcesinfo

Advisory: community.silabs.com
Status: Confirmed

CVE: CVE-2023-32097 (🔍)

Entryinfo

Created: 05/19/2023 07:09 AM
Updated: 06/14/2023 08:47 AM
Changes: 05/19/2023 07:09 AM (46), 06/14/2023 08:47 AM (1)
Complete: 🔍
Cache ID: 18:538:40

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