CVE-2021-4217
LOW3.3EPSS 0.19%Published: 8/24/2022Modified: 12/3/2025
Also known as:ALPINE-CVE-2021-4217
Description
A flaw was found in unzip. The vulnerability occurs due to improper handling of Unicode strings, which can lead to a null pointer dereference. This flaw allows an attacker to input a specially crafted zip file, leading to a crash or code execution.
Affected packages (2)
- Alpine/unzipfrom 0, < 6.0-r11
- Debian/unzipfrom 0
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | LOW3.3 | CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L |