Vulnerability Monitor

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CVE-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 an attacker to input a specially crafted zip file, leading to a crash or code execution.

Published

2022-08-24T16:15:10.090

Last Modified

2024-11-21T06:37:10.350

Status

Modified

Source

[email protected]

Severity

CVSSv3.1: 3.3 (LOW)

Weaknesses

Type: Secondary
CWE-476
Type: Primary
CWE-476

Affected Vendors & Products

Type	Vendor	Product	Version/Range	Vulnerable?
Application	unzip_project	unzip	6.0	Yes
Operating System	fedoraproject	fedora	35	Yes
Operating System	redhat	enterprise_linux	6.0	Yes
Operating System	redhat	enterprise_linux	7.0	Yes
Operating System	redhat	enterprise_linux	8.0	Yes
Operating System	redhat	enterprise_linux	9.0	Yes

References

https://access.redhat.com/security/cve/CVE-2021-4217 Third Party Advisory ([email protected])
https://bugs.launchpad.net/ubuntu/+source/unzip/+bug/1957077 Exploit, Issue Tracking, Patch, Third Party Advisory ([email protected])
https://bugzilla.redhat.com/show_bug.cgi?id=2044583 Exploit, Issue Tracking, Third Party Advisory ([email protected])
https://access.redhat.com/security/cve/CVE-2021-4217 Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://bugs.launchpad.net/ubuntu/+source/unzip/+bug/1957077 Exploit, Issue Tracking, Patch, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://bugzilla.redhat.com/show_bug.cgi?id=2044583 Exploit, Issue Tracking, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)