CVE-2025-59439
An issue was discovered in Samsung Modem Exynos through 2025-08-29. Incorrect handling of NAS...
An issue was discovered in Samsung Mobile Processor, Wearable Processor and Modem Exynos 980, 990, 850, 1080, 9110, W920, W930, W1000 and Modem 5123. Incorrect handling of NAS Registration messages leads to a Denial of Service because of Improper Handling of Exceptional Conditions.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- None
What an attacker can affect
- Confidentiality
- None
- Integrity
- None
- Availability
- High
Exploit likelihood
What each source reports
CVE List Score used
7.5
An issue was discovered in Samsung Mobile Processor, Wearable Processor and Modem Exynos 980, 990, 850, 1080, 9110, W920, W930, W1000 and Modem 5123. Incorrect handling of NAS Registration messages leads to a Denial of Service because of Improper Handling of Exceptional Conditions.
- Record
CVE-2025-59439- CVSS 3.1
- 7.5 High
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H - Weakness
- CWE-400
- Updated
- 2026-11-02
EUVDEUVD-2025-206709
7.5
An issue was discovered in Samsung Mobile Processor, Wearable Processor and Modem Exynos 980, 990, 850, 1080, 9110, W920, W930, W1000 and Modem 5123. Incorrect handling of NAS Registration messages leads to a Denial of Service because of Improper Handling of Exceptional Conditions.
- Record
EUVD-2025-206709- CVSS 3.1
- 7.5 High
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H - Updated
- 2026-11-02
GitHub AdvisoriesGHSA-pgj6-pfrx-wvwj
7.5
An issue was discovered in Samsung Modem Exynos through 2025-08-29. Incorrect handling of NAS...
An issue was discovered in Samsung Modem Exynos through 2025-08-29. Incorrect handling of NAS Registration messages leads to a Denial of Service because of Improper Handling of Exceptional Conditions.
- Record
GHSA-pgj6-pfrx-wvwj- CVSS 3.1
- 7.5 High
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H - Weakness
- CWE-400
- Updated
- 2026-11-02
NVD
7.5
An issue was discovered in Samsung Mobile Processor, Wearable Processor and Modem Exynos 980, 990, 850, 1080, 9110, W920, W930, W1000 and Modem 5123. Incorrect handling of NAS Registration messages leads to a Denial of Service because of Improper Handling of Exceptional Conditions.
- Record
CVE-2025-59439- CVSS 3.1
- 7.5 High
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H - Weakness
- CWE-400
- Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| first indexed | CVE List, EUVD, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2025-59439 is a high vulnerability (CVSS 7.5) in Samsung Exynos 1080 Firmware, published February 3, 2026. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.46%, the 40th percentile. No source names a fixed version.