Cisco ClamAV for Windows DLL Hijacking (cisco-sa-amp-imm-dll-tu79hvkO)

high Nessus Plugin ID 148646

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Synopsis

The remote device is missing a vendor-supplied security patch

Description

According to its self-reported version, ClamAV for Windows is affected by a vulnerability in the dynamic link library (DLL) loading mechanism due to insufficient validation of directory search paths at run time. An authenticated, local attacker can exploit this, by placing a malicious DLL file on an affected system, in order to execute arbitrary code with SYSTEM privileges.

Note that Nessus has not tested for this issue but has instead relied only on the application's self-reported version number.

Solution

Upgrade to the relevant fixed version referenced in Cisco bug ID CSCvw77090

Plugin Details

Severity: High

ID: 148646

File Name: cisco-sa-amp-imm-dll-tu79hvkO.nasl

Version: 1.9

Type: combined

Agent: windows

Family: Windows

Published: 4/15/2021

Updated: 4/20/2021

Supported Sensors: Nessus Agent, Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 5.9

CVSS v2

Risk Factor: High

Base Score: 7.2

Temporal Score: 5.3

Vector: CVSS2#AV:L/AC:L/Au:N/C:C/I:C/A:C

CVSS Score Source: CVE-2021-1386

CVSS v3

Risk Factor: High

Base Score: 7.8

Temporal Score: 6.8

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

Temporal Vector: CVSS:3.0/E:U/RL:O/RC:C

Vulnerability Information

CPE: cpe:/a:clamav:clamav, cpe:/a:cisco:clam_antivirus

Required KB Items: installed_sw/ClamAV

Exploit Ease: No known exploits are available

Patch Publication Date: 4/7/2021

Vulnerability Publication Date: 4/7/2021

Reference Information

CVE: CVE-2021-1386

CWE: 427

CISCO-SA: cisco-sa-amp-imm-dll-tu79hvkO

IAVA: 2021-A-0164

CISCO-BUG-ID: CSCvw77090

Detections

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