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kasperskyKaspersky LabKLA10633
HistoryJul 14, 2015 - 12:00 a.m.

KLA10633 code execution vulnerability in Microsoft VBScript

2015-07-1400:00:00
Kaspersky Lab
threats.kaspersky.com
30

CVSS2

9.3

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

COMPLETE

Integrity Impact

COMPLETE

Availability Impact

COMPLETE

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

AI Score

7.7

Confidence

High

EPSS

0.484

Percentile

97.5%

An unspecified vulnerability was found in Microsoft VBScript. By exploiting this vulnerability malicious users can cause denial of service or execute arbitrary code. This vulnerability can be exploited remotely via a specially designed web site.

Original advisories

CVE-2015-2372

Related products

Microsoft-VBScript-engine

CVE list

CVE-2015-2372 critical

KB list

3068368

3068364

3065822

3072604

3068404

Solution

Install necessary updates from the KB section, that are listed in your Windows Update (Windows Update usually can be accessed from the Control Panel)

Impacts

  • ACE

Arbitrary code execution. Exploitation of vulnerabilities with this impact can lead to executing by abuser any code or commands at vulnerable machine or process.

  • OSI

Obtain sensitive information. Exploitation of vulnerabilities with this impact can lead to capturing by abuser information, critical for user or system.

  • DoS

Denial of service. Exploitation of vulnerabilities with this impact can lead to loss of system availability or critical functional fault.

  • SB

Security bypass. Exploitation of vulnerabilities with this impact can lead to performing actions restricted by current security settings.

  • PE

Privilege escalation. Exploitation of vulnerabilities with this impact can lead to performing by abuser actions, which are normally disallowed for current role.

  • RLF

Read Local Files. Exploitation of vulnerabilities with this impact can lead to reading some inaccessible files. Files that can be read depends on conсrete program errors.

Affected Products

  • Microsoft VBScript versions from 5.6 through 5.8

CVSS2

9.3

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

COMPLETE

Integrity Impact

COMPLETE

Availability Impact

COMPLETE

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

AI Score

7.7

Confidence

High

EPSS

0.484

Percentile

97.5%