Vulnerability · Published Mar 13, 2023 · Assigned by mitre
CVE-2023-26072
High 7.6
In plain English
A high-severity out-of-bounds write in the affected software. Proof-of-concept exploit code is public. The chance it is exploited in the next 30 days is estimated at 1.1% (higher than 66% of all known vulnerabilities).
Severity (CVSS 3.1)7.6High
Exploit odds (30 days)1.1%top 33.8% of all CVEs
Exploited in the wildNo reportsCISA SSVC: poc
Attack toolingNoneno public tooling known
Official description
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 Emergency number list.
Affected products (as reported)
Weakness: CWE-787 · Vector: CVSS:3.1/AC:L/AV:N/A:H/C:L/I:L/PR:L/S:U/UI:N
References
- https://semiconductor.samsung.com/processor/modem/
- https://semiconductor.samsung.com/processor/mobile-processor/
- https://semiconductor.samsung.com/support/quality-support/product-security-updates/
- https://googleprojectzero.blogspot.com/2023/03/multiple-internet-to-baseband-remote-rce.html
- https://bugs.chromium.org/p/project-zero/issues/detail?id=2395
- http://packetstormsecurity.com/files/171378/Shannon-Baseband-NrmmMsgCodec-Emergency-Number-List-Heap-Buffer-Overflow.html
- https://project-zero.issues.chromium.org/issues/42451534 exploit