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

EntryHistoryDiffjsonxmlCTI

CVSS Meta Temp Score CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.	Current Exploit Price (≈) Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.	CTI Interest Score Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
4.2	$0-$5k	0.00

A vulnerability, which was classified as problematic, was found in Silicon Labs Gecko Platform SDK up to 4.2.1. Affected is the function sli_se_sign_hash in. The manipulation with an unknown input leads to a compiler removal of code to clear buffers vulnerability. CWE is classifying the issue as 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." This is going to have an impact on confidentiality.

The weakness was shared 05/19/2023. The advisory is shared for download at community.silabs.com. This vulnerability is traded as CVE-2023-32099 since 05/02/2023. There are known technical details, but no exploit is available.

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

Productinfo

Vendor

Silicon Labs

Name

Gecko Platform SDK

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: 4.2
VulDB Meta Temp Score: 4.2

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

CNA Base Score: 5.3
CNA Vector (Silicon Labs): 🔒

CVSSv2info

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💳	💳	💳	💳	💳	💳
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Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
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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: 🔒

0-Day	unlock	unlock	unlock	unlock
Today	unlock	unlock	unlock	unlock

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔒

Timelineinfo

05/02/2023 CVE reserved
05/19/2023 +17 days Advisory disclosed
05/19/2023 +0 days VulDB entry created
06/14/2023 +26 days VulDB entry last update

Sourcesinfo

Advisory: community.silabs.com
Status: Confirmed

CVE: CVE-2023-32099 (🔒)

Entryinfo

Created: 05/19/2023 07:21
Updated: 06/14/2023 09:36
Changes: 05/19/2023 07:21 (46), 06/14/2023 09:32 (1), 06/14/2023 09:36 (1)
Complete: 🔍