---
id: CVE-2026-23792
title: >-
  An issue was discovered in NR RRC in Samsung Mobile Processor and Modem Exynos
  1080, 2100, 1280, 2200, 1330, 1380, 1480, 2400, 1580, 2500, W1000, Modem 5300,
  Modem 5400, and Modem 5410
summary: >-
  An issue was discovered in NR RRC in Samsung Mobile Processor and Modem Exynos
  1080, 2100, 1280, 2200, 1330, 1380, 1480, 2400, 1580, 2500, W1000, Modem 5300,
  Modem 5400, and Modem 5410. Incorrect handling of unauthenticated downlink RRC
  …
severity: medium
cvss: 4
cvssVector: 'CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:N/I:N/A:L'
cwe:
  - CWE-346
vendor: Samsung
product: Exynos 1080 firmware
affected:
  - exynos_1080_firmware <= 2025-10-22
published: '2026-09-14'
updated: '2026-09-14'
sourceUpdated: '2026-09-14T17:17:43.503'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2026-23792'
references:
  - url: >-
      https://semiconductor.samsung.com/support/quality-support/product-security-updates/
    label: cve@mitre.org
  - url: >-
      https://semiconductor.samsung.com/support/quality-support/product-security-updates/cve-2026-23792/
    label: cve@mitre.org
tags:
  - nvd
  - cve.org
ssvc:
  exploitation: none
  automatable: 'no'
  technicalImpact: partial
  timestamp: '2026-09-14T16:52:18.728248Z'
ingestedAt: '2026-09-14T15:23:07.467Z'
epss: 0.00132
epssPercentile: 0.03152
---

## Overview

An issue was discovered in NR RRC in Samsung Mobile Processor and Modem Exynos 1080, 2100, 1280, 2200, 1330, 1380, 1480, 2400, 1580, 2500, W1000, Modem 5300, Modem 5400, and Modem 5410. Incorrect handling of unauthenticated downlink RRC Setup messages can cause the baseband to crash.

## Remediation

Refer to the linked advisories for vendor-supplied fixes and affected version ranges.