Vulnerability Details : CVE-2023-26073
An issue was discovered in Samsung Mobile Chipset and Baseband Modem Chipset for Exynos 850, Exynos 980, Exynos 1080, Exynos 1280, Exynos 2200, Exynos Modem 5123, Exynos Modem 5300, and Exynos Auto T5123. A heap-based buffer overflow in the 5G MM message codec can occur due to insufficient parameter validation when decoding the extended emergency number list.
Vulnerability category: OverflowMemory Corruption
Products affected by CVE-2023-26073
- cpe:2.3:o:samsung:exynos_850_firmware:-:*:*:*:*:*:*:*
- cpe:2.3:o:samsung:exynos_980_firmware:-:*:*:*:*:*:*:*
- cpe:2.3:o:samsung:exynos_1080_firmware:-:*:*:*:*:*:*:*
- cpe:2.3:o:samsung:exynos_1280_firmware:-:*:*:*:*:*:*:*
- cpe:2.3:o:samsung:exynos_2200_firmware:-:*:*:*:*:*:*:*
- cpe:2.3:o:samsung:exynos_modem_5123_firmware:-:*:*:*:*:*:*:*
- cpe:2.3:o:samsung:exynos_modem_5300_firmware:-:*:*:*:*:*:*:*
- cpe:2.3:o:samsung:exynos_auto_t5123_firmware:-:*:*:*:*:*:*:*
- cpe:2.3:o:samsung:exynos_w920_firmware:-:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2023-26073
0.52%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 77 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2023-26073
Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
---|---|---|---|---|---|---|
7.6
|
HIGH | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:H |
2.8
|
4.7
|
MITRE | |
9.8
|
CRITICAL | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
3.9
|
5.9
|
NIST |
CWE ids for CVE-2023-26073
-
The product writes data past the end, or before the beginning, of the intended buffer.Assigned by: nvd@nist.gov (Primary)
References for CVE-2023-26073
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https://semiconductor.samsung.com/support/quality-support/product-security-updates/
Product Security Update | Support | Samsung Semiconductor GlobalVendor Advisory
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https://semiconductor.samsung.com/processor/mobile-processor/
Exynos Mobile Processor | Samsung Semiconductor GlobalProduct
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https://bugs.chromium.org/p/project-zero/issues/detail?id=2396
2396 - Shannon Baseband: Heap buffer overflow in NrmmMsgCodec when decoding Extended emergency number list - project-zero
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https://semiconductor.samsung.com/processor/modem/
Modem | Processor | Samsung Semiconductor GlobalProduct
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http://packetstormsecurity.com/files/171380/Shannon-Baseband-NrmmMsgCodec-Extended-Emergency-Number-List-Heap-Buffer-Overflow.html
Shannon Baseband NrmmMsgCodec Extended Emergency Number List Heap Buffer Overflow ≈ Packet Storm
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https://googleprojectzero.blogspot.com/2023/03/multiple-internet-to-baseband-remote-rce.html
Project Zero: Multiple Internet to Baseband Remote Code Execution Vulnerabilities in Exynos Modems
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