{"cve":"CVE-2023-26076","nvd":{"published":"2023-03-13T15:15:12.720","modified":"2026-06-17T05:42:37.790","status":"Modified","description":"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.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","score":9.8},"cwes":["CWE-120"],"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/"],"products":["samsung:exynos_1280_firmware","samsung:exynos_2200_firmware","samsung:exynos_auto_t5123_firmware","samsung:exynos_modem_5123_firmware","samsung:exynos_modem_5300_firmware"],"source":"nvd","synced_at":"2026-10-19T21:37:41.955480748+00:00"},"epss":{"cve":"CVE-2023-26076","score":0.00926,"percentile":0.60472,"date":"2026-10-31"},"kev":null,"osv":[],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}