CVE-2026-23792
Samsung Exynos Modem NR RRC Denial of Service Vulnerability
Description
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.
INFO
Published Date :
Sept. 14, 2026, 2:17 a.m.
Last Modified :
Sept. 14, 2026, 2:17 a.m.
Remotely Exploit :
Yes !
Source :
[email protected]
CVSS Scores
| Score | Version | Severity | Vector | Exploitability Score | Impact Score | Source |
|---|---|---|---|---|---|---|
| CVSS 3.1 | MEDIUM | 8254265b-2729-46b6-b9e3-3dfca2d5bfca | ||||
| CVSS 3.1 | MEDIUM | [email protected] |
Solution
- Update modem firmware to the latest version.
- Apply Samsung security patches when available.
- Verify secure handling of RRC messages.
References to Advisories, Solutions, and Tools
Here, you will find a curated list of external links that provide in-depth
information, practical solutions, and valuable tools related to
CVE-2026-23792.
| URL | Resource |
|---|---|
| https://semiconductor.samsung.com/support/quality-support/product-security-updates/ | |
| https://semiconductor.samsung.com/support/quality-support/product-security-updates/cve-2026-23792/ |
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2026-23792 is
associated with the following CWEs:
Common Attack Pattern Enumeration and Classification (CAPEC)
Common Attack Pattern Enumeration and Classification
(CAPEC)
stores attack patterns, which are descriptions of the common attributes and
approaches employed by adversaries to exploit the CVE-2026-23792
weaknesses.
We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).
Results are limited to the first 15 repositories due to potential performance issues.
The following list is the news that have been mention
CVE-2026-23792 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2026-23792 vulnerability over time.
Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.
-
New CVE Received by [email protected]
Sep. 14, 2026
Action Type Old Value New Value Added Description 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. Added CVSS V3.1 AV:N/AC:H/PR:N/UI:N/S:C/C:N/I:N/A:L Added CWE CWE-346 Added Affected New affected value received. <a href="https://github.com/CVEProject/cvelistV5/blob/main/cves/2026/23xxx/CVE-2026-23792.json">CVE-2026-23792</a> Added Reference https://semiconductor.samsung.com/support/quality-support/product-security-updates/ Added Reference https://semiconductor.samsung.com/support/quality-support/product-security-updates/cve-2026-23792/