CVE-2023-37366
An issue was discovered in Samsung Exynos Mobile Processor, Automotive Processor, and Modem...
An issue was discovered in Samsung Exynos Mobile Processor, Automotive Processor, and Modem Exynos 9810, Exynos 9610, Exynos 9820, Exynos 980, Exynos 850, Exynos 1080, Exynos 2100, Exynos 2200, Exynos 1280, Exynos 1380, Exynos 1330, Exynos 9110, Exynos W920, Exynos Modem 5123, Exynos Modem 5300, an Exynos Auto T5123. In the Shannon SM Task, improper handling of a loop with an unreachable exit condition cannot guarantee the termination of a required service via a malformed SM message.
Attack profile
How easy it is to exploit
- Attack vector
- Local
- Complexity
- High
- Privileges needed
- Low
- User interaction
- None
What an attacker can affect
- Confidentiality
- None
- Integrity
- None
- Availability
- Low
Exploit likelihood
What each source reports
CVE List Score used
An issue was discovered in Samsung Exynos Mobile Processor, Automotive Processor, and Modem Exynos 9810, Exynos 9610, Exynos 9820, Exynos 980, Exynos 850, Exynos 1080, Exynos 2100, Exynos 2200, Exynos 1280, Exynos 1380, Exynos 1330, Exynos 9110, Exynos W920, Exynos Modem 5123, Exynos Modem 5300, an Exynos Auto T5123. In the Shannon SM Task, improper handling of a loop with an unreachable exit condition cannot guarantee the termination of a required service via a malformed SM message.
- Record
CVE-2023-37366- CVSS 3.1
- 2.8 Low
CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:C/C:N/I:N/A:L - Weakness
- CWE-835
- Updated
- 2026-11-02
EUVDEUVD-2023-60665
An issue was discovered in Samsung Exynos Mobile Processor, Automotive Processor, and Modem Exynos 9810, Exynos 9610, Exynos 9820, Exynos 980, Exynos 850, Exynos 1080, Exynos 2100, Exynos 2200, Exynos 1280, Exynos 1380, Exynos 1330, Exynos 9110, Exynos W920, Exynos Modem 5123, Exynos Modem 5300, an Exynos Auto T5123. In the Shannon SM Task, improper handling of a loop with an unreachable exit condition cannot guarantee the termination of a required service via a malformed SM message.
- Record
EUVD-2023-60665- CVSS 3.1
- 2.8 Low
CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:C/C:N/I:N/A:L - Updated
- 2026-11-02
GitHub AdvisoriesGHSA-r7v3-52v7-qv84
An issue was discovered in Samsung Exynos Mobile Processor, Automotive Processor, and Modem...
An issue was discovered in Samsung Exynos Mobile Processor, Automotive Processor, and Modem Exynos 9810, Exynos 9610, Exynos 9820, Exynos 980, Exynos 850, Exynos 1080, Exynos 2100, Exynos 2200, Exynos 1280, Exynos 1380, Exynos 1330, Exynos 9110, Exynos W920, Exynos Modem 5123, Exynos Modem 5300, an Exynos Auto T5123. In the Shannon SM Task, improper handling of a loop with an unreachable exit condition cannot guarantee the termination of a required service via a malformed SM message.
- Record
GHSA-r7v3-52v7-qv84- CVSS 3.1
- 2.8 Low
CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:C/C:N/I:N/A:L - Weakness
- CWE-835
- Updated
- 2026-11-02
NVD
An issue was discovered in Samsung Exynos Mobile Processor, Automotive Processor, and Modem Exynos 9810, Exynos 9610, Exynos 9820, Exynos 980, Exynos 850, Exynos 1080, Exynos 2100, Exynos 2200, Exynos 1280, Exynos 1380, Exynos 1330, Exynos 9110, Exynos W920, Exynos Modem 5123, Exynos Modem 5300, an Exynos Auto T5123. In the Shannon SM Task, improper handling of a loop with an unreachable exit condition cannot guarantee the termination of a required service via a malformed SM message.
- Record
CVE-2023-37366- CVSS 3.1
- 2.8 Low
CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:C/C:N/I:N/A:L - Weakness
- CWE-835
- Updated
- 2026-11-02
OSVPUB-A-297030670 No score
In cd_parseMsg of cd_codec.c, there is a possible infinite loop due to improper input validation. This could lead to remote denial of service by a rogue cellular base station with no additional execution privileges needed. User interaction is not needed for exploitation.
- Record
PUB-A-297030670- Updated
- 2026-11-05
Affected products
Affected packages
| Package | Affected | Fixed |
|---|---|---|
:unknown:Android |
Pixel-family specific:0 up to Pixel-family specific:2023-12-05, plus listed versions Pixel-family specific |
Pixel-family specific:2023-12-05 |
History
| Recorded | Changed | Sources |
|---|---|---|
| facts | OSV | |
| first indexed | CVE List, EUVD, GitHub Advisories, NVD, OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2023-37366 is a low vulnerability (CVSS 2.8) in Samsung Exynos 850 Firmware, published December 1, 2023. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.12%, the 2nd percentile. Fixed in :unknown: Pixel-family specific:2023-12-05.