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cnvdChina National Vulnerability DatabaseCNVD-2022-11523
HistoryFeb 13, 2022 - 12:00 a.m.

unzip buffer overflow vulnerability (CNVD-2022-11523)

2022-02-1300:00:00
China National Vulnerability Database
www.cnvd.org.cn
7

5.5 Medium

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

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

4.3 Medium

CVSS2

Access Vector

NETWORK

Access Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

AV:N/AC:M/Au:N/C:N/I:N/A:P

Info-ZIP UnZip is a Unix-based tool for decompressing “.zip” file formats developed by Greg Roelofs. unzip is vulnerable to a buffer overflow vulnerability that results from the conversion of utf-8 strings to native strings resulting in a segmentation error. An attacker could exploit this vulnerability to cause a crash or code execution.

CPENameOperatorVersion
info-zip unzipeq6.0

5.5 Medium

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

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

4.3 Medium

CVSS2

Access Vector

NETWORK

Access Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

AV:N/AC:M/Au:N/C:N/I:N/A:P