CVE-2024-8947 is a critical use-after-free vulnerability affecting MicroPython version 1.22.2, specifically within the py/objarray.c component. This flaw arises when a bytes object is resized and copied into itself, potentially leading to the use of previously freed memory. The vulnerability carries a high CVSS score of 8.1, indicating a severe impact with high confidentiality, integrity, and availability risks, despite a high attack complexity and difficult exploitation. Currently, there is no evidence of active exploitation, public exploit code, or significant community discussion surrounding this vulnerability.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
1.22.2CPE matchmatch criteria | cpe:2.3:a:micropython:micropython:1.22.2:*:*:*:*:*:*:* |
CVSS version used by this source: 4.0
CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.2 GitHub mentions.
The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.