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kasperskyKaspersky LabKLA11240
HistoryMay 02, 2018 - 12:00 a.m.

KLA11240 Critical vulnerability in 7-Zip

2018-05-0200:00:00
Kaspersky Lab
threats.kaspersky.com
7239

7.8 High

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

7.8 High

AI Score

Confidence

High

6.8 Medium

CVSS2

Access Vector

NETWORK

Access Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

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

0.062 Low

EPSS

Percentile

93.5%

Detect date:

05/02/2018

Severity:

Critical

Description:

A critical vulnerability was found in 7-Zip. By exploiting this vulnerability malicious users can cause denial or service or execute arbitrary code. This vulnerability can be exploited remotely via a specially crafted RAR archive.

Affected products:

7-Zip versions earlier than 18.03

Solution:

Update to the latest version
7-Zip Download

Original advisories:

7-Zip Discussion

Impacts:

ACE

Related products:

7-Zip

CVE-IDS:

CVE-2018-101156.8High

Exploitation:

Malware exists for this vulnerability. Usually such malware is classified as Exploit. More details.

7.8 High

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

7.8 High

AI Score

Confidence

High

6.8 Medium

CVSS2

Access Vector

NETWORK

Access Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

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

0.062 Low

EPSS

Percentile

93.5%