PT-2023-18248 · Unknown · Shannon Baseband

Dawuge · Published 2023-05-04 · Updated 2023-05-11 · CVE-2023-21494

Positive Technologies (AI Summary)

CVSS v3.1

9.8

Critical

Base vector

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

Name of the Vulnerable Software and Affected Versions Shannon baseband versions prior to SMR May-2023 Release 1

Description The issue is related to a potential buffer overflow vulnerability in the auth API, specifically in the mm Authentication.c file. This could allow remote attackers to cause invalid memory access.

Recommendations For versions prior to SMR May-2023 Release 1, update to the SMR May-2023 Release 1 or later to resolve the issue. As a temporary workaround, consider restricting access to the auth API in mm Authentication.c to minimize the risk of exploitation.

Fix

RCE

Buffer Overflow

Weakness Enumeration

CWE-20

CWE-120

Related Identifiers

CVE-2023-21494

Affected Products

Shannon Baseband

References · 4

• https://nvd.nist.gov/vuln/detail/CVE-2023-21494 · Security Note
• https://security.samsungmobile.com/securityUpdate.smsb?year=2023&month=05 · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2023-21494 · Vendor Advisory
• https://t.me/cvenotify/49817 · Telegram Post