CVE-2023-26076

An issue was discovered in Samsung Mobile Chipset and Baseband Modem Chipset for Exynos 1280, Exynos 2200, Exynos Modem 5123, Exynos Modem 5300, and Exynos Auto T5123. An intra-object overflow in the 5G SM message codec can occur due to insufficient parameter validation when decoding reserved options.
Classic Buffer Overflow
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTNIST
7.6 HIGH
NETWORK
LOW
LOW
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:H
mitreCNA
7.6 HIGH
NETWORK
LOW
LOW
CVSS:3.1/AC:L/AV:N/A:H/C:L/I:L/PR:L/S:U/UI:N
CVEADP
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CISA-ADPADP
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Base Score
CVSS 3.x
EPSS Score
Percentile: 34%
VendorProductVersion
samsungexynos_1280_firmware
-
samsungexynos_2200_firmware
-
samsungexynos_modem_5123_firmware
-
samsungexynos_modem_5300_firmware
-
samsungexynos_auto_t5123_firmware
-
𝑥
= Vulnerable software versions
Common Weakness Enumeration
References
http://packetstormsecurity.com/files/171400/Shannon-Baseband-NrSmPcoCodec-Intra-Object-Overflow.html
https://googleprojectzero.blogspot.com/2023/03/multiple-internet-to-baseband-remote-rce.html
https://semiconductor.samsung.com/processor/mobile-processor/
https://semiconductor.samsung.com/processor/modem/
https://semiconductor.samsung.com/support/quality-support/product-security-updates/
http://packetstormsecurity.com/files/171400/Shannon-Baseband-NrSmPcoCodec-Intra-Object-Overflow.html
https://googleprojectzero.blogspot.com/2023/03/multiple-internet-to-baseband-remote-rce.html
https://semiconductor.samsung.com/processor/mobile-processor/
https://semiconductor.samsung.com/processor/modem/
https://semiconductor.samsung.com/support/quality-support/product-security-updates/