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 |
|---|---|
| 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 |
|---|---|---|
| CPE | cpe:2.3:o:fedoraproject:fedora:35:*:*:*:*:*:*:* cpe:2.3:o:redhat:enterprise_linux:8.0:*:*:*:*:*:*:* cpe:2.3:o:redhat:enterprise_linux:9.0:*:*:*:*:*:*:* cpe:2.3:a:unzip_project:unzip:6.0:*:*:*:*:*:*:* cpe:2.3:o:redhat:enterprise_linux:6.0:*:*:*:*:*:*:* cpe:2.3:o:redhat:enterprise_linux:7.0:*:*:*:*:*:*:* |
|
| CVSS |
v2 : v3 : |
v2 : unknown
v3 : 3.3 |
| References | (MISC) https://access.redhat.com/security/cve/CVE-2021-4217 - Third Party Advisory | |
| 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 | |
| CWE | CWE-476 |
24 Aug 2022, 16:24
| Type | Values Removed | Values Added |
|---|---|---|
| New CVE |
Information
Published : 2022-08-24 16:15
Updated : 2024-02-04 22:51
NVD link : CVE-2021-4217
Mitre link : CVE-2021-4217
CVE.ORG link : CVE-2021-4217
JSON object : View
Products Affected
fedoraproject
- fedora
redhat
- enterprise_linux
unzip_project
- unzip
CWE
CWE-476
NULL Pointer Dereference