PT-2023-25045 · Silicon · Silicon Labs Gsdk

Published 2023-07-28 · Updated 2023-08-03 · CVE-2023-3488

Positive Technologies (AI Summary)

CVSS v3.1

5.5

Medium

Base vector

AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N

Name of the Vulnerable Software and Affected Versions Silicon Labs GSDK versions 4.3.0 and earlier

Description The issue is related to an uninitialized buffer in the GBL parser, which allows an attacker to leak data from the Secure stack by using a malformed GBL file.

Recommendations For Silicon Labs GSDK versions 4.3.0 and earlier, update to a version later than 4.3.0 to resolve the issue. As a temporary workaround, consider restricting the use of malformed GBL files to minimize the risk of exploitation.

Fix

Use of Uninitialized Resource

Weakness Enumeration

CWE-908

Related Identifiers

CVE-2023-3488

Affected Products

Silicon Labs Gsdk

References · 7

• https://github.com/SiliconLabs/gecko_sdk/releases · Patch
• https://community.silabs.com/sfc/servlet.shepherd/document/download/0698Y00000Wi3HwQAJ?operationContext=S1 · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2023-3488 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2023-3488 · Security Note
• https://t.me/cvenotify/55710 · Telegram Post
• https://t.me/cvenotify/55451 · Telegram Post
• https://t.me/cibsecurity/67393 · Telegram Post