CVE-2023-42483

What it is

A TOCTOU race condition in Samsung Mobile Processor Exynos 9820, Exynos 980, Exynos 1080, Exynos 2100, Exynos 2200, Exynos 1280, and Exynos 1380 can cause unexpected termination of a system.

At a glance

Exploitability

Can be exploited locally on the machine with an admin-level account, but needs a user to act. High risk of data exposure, data tampering, service disruption.

Exploit odds

0.1% chance of exploitation in the next 30 days (EPSS).

Fix

A patch, advisory or fixed version is referenced. Upgrade or apply it.

Timeline

1. 2023-12-13 01:15 UTC PublishedDisclosed publicly on CVE.org and NVD
2. 2026-06-17 06:23 UTC Last updatedMost recent change to the record

Why it ranks here

• Exploited in the wild: no, CISA does not list it.
• Exploit odds: 0.1% in the next 30 days (EPSS).
• Severity: 6.3 MEDIUM (CVSS).
• Fix: a patch or advisory is linked.

Details

Published

2023-12-13 01:15 UTC

Last modified

2026-06-17 06:23 UTC

Exploit probability

0.1% · EPSS, next 30 days

Weakness

CWE-367

Record status

Modified

Affected

• Samsung Exynos 9820 Firmware
• Samsung Exynos 980 Firmware
• Samsung Exynos 1080 Firmware
• Samsung Exynos 2100 Firmware
• Samsung Exynos 2200 Firmware
• Samsung Exynos 1280 Firmware
• Samsung Exynos 1380 Firmware

Attack profile CVSS 3.1 · 6.3

Attack vector

Local

Complexity

High

Privileges needed

High

User interaction

Required

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Is it in your code?

Hand this to your coding agent. It searches your project for the affected products and checks versions. Nothing leaves your machine.

Read https://cve-list.com/agent/cve/CVE-2023-42483.md and follow it. Check whether this project is affected by CVE-2023-42483. Read only. Don't change anything and don't upload my code. Tell me yes, no or not sure, with the file as proof.

Copy as ticket · More options · Status badge