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nvd[email protected]NVD:CVE-2021-4217
HistoryAug 24, 2022 - 4:15 p.m.

CVE-2021-4217

2022-08-2416:15:10
CWE-476
web.nvd.nist.gov
2
flaw
unzip
unicode
code execution
vulnerability
zip file

3.3 Low

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

LOW

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L

0.001 Low

EPSS

Percentile

35.7%

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 configurations

NVD
Node
unzip_projectunzipMatch6.0
Node
fedoraprojectfedoraMatch35
Node
redhatenterprise_linuxMatch6.0
OR
redhatenterprise_linuxMatch7.0
OR
redhatenterprise_linuxMatch8.0
OR
redhatenterprise_linuxMatch9.0

3.3 Low

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

LOW

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L

0.001 Low

EPSS

Percentile

35.7%