CVE-2021-4217
published 2022-08-24CVE-2021-4217: 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…
low3.3CVSS 3.1
AVLACLPRNUIRSUCNINAL
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
16 ranges
| Vendor | Product | Version range | Fixed in |
|---|---|---|---|
| debian | unzip | — | — |
| fedoraproject | fedora | — | — |
| msrc | azl3_unzip_6.0-22_on_azure_linux_3.0 | — | — |
| msrc | cbl2_unzip_6.0-22_on_cbl_mariner_2.0 | — | — |
| msrc | cm1_unzip_6.0-19_on_cbl_mariner_1.0 | — | — |
| redhat | enterprise_linux | — | — |
| redhat | enterprise_linux | — | — |
| redhat | enterprise_linux | — | — |
| redhat | enterprise_linux | — | — |
| unzip_project | unzip | — | — |
| unzip_project | unzip | — | — |
| unzip_project | unzip | >= 0 < 6.0-21ubuntu1.2 | 6.0-21ubuntu1.2 |
| unzip_project | unzip | >= 0 < 6.0-25ubuntu1.1 | 6.0-25ubuntu1.1 |
| unzip_project | unzip | >= 0 < 6.0-26ubuntu3.1 | 6.0-26ubuntu3.1 |
| unzip_project | unzip | >= 0 < 6.0-9ubuntu1.6+esm1 | 6.0-9ubuntu1.6+esm1 |
| unzip_project | unzip | >= 0 < 6.0-20ubuntu1.1+esm1 | 6.0-20ubuntu1.1+esm1 |
CVSS provenance
nvdv3.13.3LOWCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L
osv3.3LOW