CVE-2021-4217

SOURCE - nist

Summary

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.

EPSS Score: 0.00084 (0.353)

Common Weakness Enumeration (CWE)

SOURCE - nist

NULL Pointer Dereference

SOURCE - redhat

NULL Pointer Dereference


debian

CREATED


UPDATED



EXPLOITABILITY SCORE

-


EXPLOITS FOUND
-

COMMON WEAKNESS ENUMERATION (CWE)-

CVSS SCORE

N/Alow
PackageTypeOS NameOS VersionAffected RangesFix Versions
debian/unzipdebdebian12>=6.0-28Not yet available
debian/unzipdebdebian11>=6.0-26+deb11u1Not yet available
debian/unzipdebdebian10>=6.0-23+deb10u2Not yet available
debian/unzipdebdebianunstable>=6.0-28Not yet available
debian/unzipdebdebian13>=6.0-28Not yet available

Severity and metrics

No CVSS data available from this source.

nist

CREATED


UPDATED



EXPLOITABILITY SCORE

1.8


EXPLOITS FOUND

COMMON WEAKNESS ENUMERATION (CWE)

CVSS SCORE

3.3low

alpine

CREATED


UPDATED



EXPLOITABILITY SCORE

-


EXPLOITS FOUND
-

COMMON WEAKNESS ENUMERATION (CWE)-
RATING UNAVAILABLE FROM SOURCE

ubuntu

CREATED


UPDATED



EXPLOITABILITY SCORE

1.8


EXPLOITS FOUND
-

COMMON WEAKNESS ENUMERATION (CWE)-

CVSS SCORE

3.3low

amazon

CREATED


UPDATED



EXPLOITABILITY SCORE

-


EXPLOITS FOUND
-

COMMON WEAKNESS ENUMERATION (CWE)-

CVSS SCORE

N/Alow

amazon

CREATED


UPDATED



EXPLOITABILITY SCORE

-


EXPLOITS FOUND
-

COMMON WEAKNESS ENUMERATION (CWE)-

CVSS SCORE

N/Alow

amazon

CREATED


UPDATED



EXPLOITABILITY SCORE

-


EXPLOITS FOUND
-

COMMON WEAKNESS ENUMERATION (CWE)-

CVSS SCORE

N/Alow

amazon

CREATED


UPDATED



EXPLOITABILITY SCORE

-


EXPLOITS FOUND
-

COMMON WEAKNESS ENUMERATION (CWE)-

CVSS SCORE

N/Alow

redhat

CREATED


UPDATED



EXPLOITABILITY SCORE

1.8


EXPLOITS FOUND
-

COMMON WEAKNESS ENUMERATION (CWE)

CVSS SCORE

3.3low

suse

CREATED


UPDATED



EXPLOITABILITY SCORE

1


EXPLOITS FOUND
-

COMMON WEAKNESS ENUMERATION (CWE)-

CVSS SCORE

4.7medium

inthewild

CREATED


UPDATED



EXPLOITABILITY SCORE

-


EXPLOITS FOUND

-


COMMON WEAKNESS ENUMERATION (CWE)-
RATING UNAVAILABLE FROM SOURCE