CVE-2023-24033
NVD-CWE-noinfoPublished: March 13, 2023· Updated: Jun 17, 2026
Official Description
The Samsung Exynos Modem 5123, Exynos Modem 5300, Exynos 980, Exynos 1080, and Exynos Auto T512 baseband modem chipsets do not properly check format types specified by the Session Description Protocol (SDP) module, which can lead to a denial of service.
Risk Analysis
Samsung Exynos baseband modems fail to properly validate Session Description Protocol (SDP) format types, leading to a Denial of Service. This critical flaw highlights a significant weakness in modem message handling.
No public exploit is known, and the vulnerability is not in the CISA KEV. It is remotely exploitable.
Update the affected Samsung modem firmware to the latest available version. Ensure mobile devices are running the most recent security patches.
Technical Analysis
CVE-2023-24033 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.
The vulnerability requires no privileges and no user interaction, making it a prime target for automated exploitation campaigns and worm-like propagation.
A successful exploit results in complete confidentiality breach (data exposure), full integrity compromise (data manipulation), availability disruption (denial of service), with a CVSS base score of 9.8.
CVSS v3.1 Vector Breakdown
Affected Vendors & Products
Exploit & PoC Resources
Official Patches & Advisories
All References (6)
Quick Facts
Related CVEs (NVD-CWE-noinfo)
Recommended Actions
- →Apply vendor patches immediately
- →Monitor CVE-2023-24033 in threat intel feeds
- →Review IDS/IPS signatures for exploitation attempts