CVE-2021-4217

low

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.

References

https://bugzilla.redhat.com/show_bug.cgi?id=2044583

https://bugs.launchpad.net/ubuntu/+source/unzip/+bug/1957077

https://access.redhat.com/security/cve/CVE-2021-4217

Details

Source: Mitre, NVD

Published: 2022-08-24

Updated: 2022-11-29

Risk Information

CVSS v2

Base Score: 2.1

Vector: CVSS2#AV:L/AC:L/Au:N/C:N/I:N/A:P

Severity: Low

CVSS v3

Base Score: 3.3

Vector: CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L

Severity: Low