VDB
ALPINE-CVE-2021-4217
ALPINE-CVE-2021-4217
PUBLISHED
CVSS 3.299999952316284 LOW
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.
Risk Scores
CVSS 3.1
3.299999952316284
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Alpine:v3.21 | unzip | 0, 6.0-r9, 6.0-r8 |
| Alpine:v3.17 | unzip | 6.0-r9, 6.0-r0, 6.0-r10 |
| Alpine:v3.19 | unzip | 0, 6.0-r0, 6.0-r1 |
| Alpine:v3.22 | unzip | 6.0-r2, 6.0-r1, 0 |
| Alpine:v3.18 | unzip | 0, 0, 6.0-r0 |
| Alpine:v3.23 | unzip | 0, 6.0-r0, 6.0-r1 |
| Alpine:v3.24 | unzip | 0 |
| Alpine:v3.20 | unzip | 6.0-r9, 6.0-r8, 6.0-r7 |
Timeline
- Aug 24, 2022 CVE Published
- Apr 30, 2026 Distribution Patch
- Jun 15, 2026 CVE Updated