How severe is CVE-2023-50804?

CVE-2023-50804 has a CVSS 3.x base score of 3.7, rated low severity. It is exploitable over network with high attack complexity, requires no privileges and no user interaction. Impact on confidentiality is low, integrity none, and availability none.

Is CVE-2023-50804 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (22nd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2023-50804?

CVE-2023-50804 primarily affects Samsung Exynos 9820 Firmware. In total, 13 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2023-50804?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

Does CVE-2023-50804 have an EU (EUVD) identifier?

Yes. CVE-2023-50804 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2023-55537.

When was CVE-2023-50804 published?

CVE-2023-50804 was published on 2024-06-05 and last updated on 2026-06-17.

CVE-2023-50804

CVE-2023-50804 is a low-severity vulnerability in Samsung Exynos 9820 Firmware with a CVSS 3.x base score of 3.7. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-287.

Key facts

Severity: Low (CVSS 3.x base score 3.7)
EPSS exploit prediction: 0% (22nd percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2023-55537
Weakness: CWE-287
Affected product: Samsung Exynos 9820 Firmware
Published: 2024-06-05
Last modified: 2026-06-17

Description

An issue was discovered in Samsung Mobile Processor, and Modem Exynos 9820, Exynos 9825, Exynos 980, Exynos 990, Exynos 850, Exynos 1080, Exynos 2100, Exynos 2200, Exynos 1280, Exynos 1380, Exynos 1330, Exynos Modem 5123, Exynos Modem 5300. The baseband software does not properly check format types specified by the NAS (Non-Access-Stratum) module. This can lead to bypass of authentication.

Frequently asked questions

What is CVE-2023-50804?: An issue was discovered in Samsung Mobile Processor, and Modem Exynos 9820, Exynos 9825, Exynos 980, Exynos 990, Exynos 850, Exynos 1080, Exynos 2100, Exynos 2200, Exynos 1280, Exynos 1380, Exynos 1330, Exynos Modem 5123, Exynos Modem 5300. The baseband software does not properly check format types specified by the NAS (Non-Access-Stratum) module. This can lead to bypass of authentication.
How severe is CVE-2023-50804?: CVE-2023-50804 has a CVSS 3.x base score of 3.7, rated low severity. It is exploitable over network with high attack complexity, requires no privileges and no user interaction. Impact on confidentiality is low, integrity none, and availability none.
Is CVE-2023-50804 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (22nd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-50804?: CVE-2023-50804 primarily affects Samsung Exynos 9820 Firmware. In total, 13 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2023-50804?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2023-50804 have an EU (EUVD) identifier?: Yes. CVE-2023-50804 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2023-55537.
When was CVE-2023-50804 published?: CVE-2023-50804 was published on 2024-06-05 and last updated on 2026-06-17.

References

https://semiconductor.samsung.com/support/quality-support/product-security-updates/

Affected products (13)

cpe:2.3:o:samsung:exynos_9820_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:samsung:exynos_9825_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:samsung:exynos_980_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:samsung:exynos_990_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:samsung:exynos_850_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:samsung:exynos_1080_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:samsung:exynos_2100_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:samsung:exynos_2200_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:samsung:exynos_1280_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:samsung:exynos_1380_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:samsung:exynos_1330_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:samsung:exynos_modem_5123_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:samsung:exynos_modem_5300_firmware:-:*:*:*:*:*:*:*

More vulnerabilities in Samsung Exynos 9820 Firmware

CVE-2023-50806 — High (CVSS 8.4): A vulnerability was discovered in Samsung Mobile Processor, Wearable Processor, and Modems with versions Exynos 9820,…
CVE-2024-39890 — High (CVSS 8.1): An issue was discovered in Samsung Mobile Processor, Wearable Processor, and Modem Exynos 9820, 9825, 980, 990, 850,…
CVE-2024-44068 — High (CVSS 8.1): An issue was discovered in the m2m scaler driver in Samsung Mobile Processor and Wearable Processor Exynos 9820, 9825,…
CVE-2024-29153 — High (CVSS 8.1): A vulnerability was discovered in Samsung Mobile Processor, Wearable Processor, and Modems with versions Exynos 9820,…
CVE-2023-50805 — High (CVSS 8.1): A vulnerability was discovered in Samsung Mobile Processor, Wearable Processor, and Modems with versions Exynos 9820,…
CVE-2024-52924 — High (CVSS 7.5): An issue was discovered in NRMM in Samsung Mobile Processor, Wearable Processor, and Modem Exynos 9820, 9825, 980, 990,…

All CVEs affecting Samsung Exynos 9820 Firmware →

Other CWE-287 (Improper Authentication) vulnerabilities

CVE-2026-45480 — Critical (CVSS 10.0): Improper authentication in Azure Active Directory allows an unauthorized attacker to elevate privileges over a network.
CVE-2026-46389 — Critical (CVSS 10.0): UDS Identity Config builds the Keycloak configuration image (realm, plugins, theme, truststore, JARs) consumed by UDS…
CVE-2026-10611 — Critical (CVSS 10.0): An authentication bypass vulnerability exists in MISP when LDAP mixed authentication is enabled with OTP enforcement.…
CVE-2026-47280 — Critical (CVSS 10.0): Improper authentication in Azure Resource Manager (ARM) allows an unauthorized attacker to elevate privileges over a…
CVE-2026-42822 — Critical (CVSS 10.0): Improper authentication in Azure Local Disconnected Operations allows an unauthorized attacker to elevate privileges…
CVE-2026-20182 — Critical (CVSS 10.0): May 2026: This security advisory provides the details and fix information for a vulnerability that was discovered and…

Browse all CWE-287 (Improper Authentication) vulnerabilities →