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
Link | Resource |
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https://access.redhat.com/security/cve/CVE-2021-4217 | Third Party Advisory |
https://bugs.launchpad.net/ubuntu/+source/unzip/+bug/1957077 | Exploit Issue Tracking Patch Third Party Advisory |
https://bugzilla.redhat.com/show_bug.cgi?id=2044583 | Exploit Issue Tracking Third Party Advisory |
Configurations
Configuration 1 (hide)
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Configuration 2 (hide)
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Configuration 3 (hide)
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History
29 Nov 2022, 15:45
Type | Values Removed | Values Added |
---|---|---|
CVSS |
v2 : v3 : |
v2 : unknown
v3 : 3.3 |
29 Aug 2022, 13:18
Type | Values Removed | Values Added |
---|---|---|
References | (MISC) https://bugs.launchpad.net/ubuntu/+source/unzip/+bug/1957077 - Exploit, Issue Tracking, Patch, Third Party Advisory | |
References | (MISC) https://bugzilla.redhat.com/show_bug.cgi?id=2044583 - Exploit, Issue Tracking, Third Party Advisory | |
References | (MISC) https://access.redhat.com/security/cve/CVE-2021-4217 - Third Party Advisory | |
CPE | cpe:2.3:o:redhat:enterprise_linux:9.0:*:*:*:*:*:*:* cpe:2.3:a:unzip_project:unzip:6.0:*:*:*:*:*:*:* cpe:2.3:o:fedoraproject:fedora:35:*:*:*:*:*:*:* cpe:2.3:o:redhat:enterprise_linux:7.0:*:*:*:*:*:*:* cpe:2.3:o:redhat:enterprise_linux:8.0:*:*:*:*:*:*:* cpe:2.3:o:redhat:enterprise_linux:6.0:*:*:*:*:*:*:* |
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CWE | CWE-476 | |
First Time |
Fedoraproject
Unzip Project unzip Fedoraproject fedora Redhat Unzip Project Redhat enterprise Linux |
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CVSS |
v2 : v3 : |
v2 : unknown
v3 : 7.8 |
24 Aug 2022, 16:24
Type | Values Removed | Values Added |
---|---|---|
New CVE |
Information
Published : 2022-08-24 16:15
Updated : 2023-12-10 14:35
NVD link : CVE-2021-4217
Mitre link : CVE-2021-4217
CVE.ORG link : CVE-2021-4217
JSON object : View
Products Affected
unzip_project
- unzip
redhat
- enterprise_linux
fedoraproject
- fedora
CWE
CWE-476
NULL Pointer Dereference