What is the CVSS score of CVE-2021-20722?

CVE-2021-20722 has a CVSS 3.1 base score of 7.8 (High). CVSS vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H. EPSS exploitation probability: 0.4%.

Scansnap Manager CVE-2021-20722

HIGH

Uncontrolled Search Path Element (CWE-427)

2021-05-24 vultures@jpcert.or.jp

RCE Scansnap Manager

7.8

CVSS 3.1 · NVD

Severity by source

NVD PRIMARY

7.8 HIGH

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

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

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

Attack Vector

Local

Attack Complexity

Low

Privileges Required

None

User Interaction

Required

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Lifecycle Timeline

CVE Published

May 24, 2021 - 04:15 nvd

HIGH 7.8

DescriptionNVD

Untrusted search path vulnerability in the installers of ScanSnap Manager prior to versions V7.0L20 and the Software Download Installer prior to WinSSInst2JP.exe and WinSSInst2iX1500JP.exe allows an attacker to gain privileges and execute arbitrary code with the privilege of the user invoking the installer via a Trojan horse DLL in an unspecified directory.

AnalysisAI

Untrusted search path vulnerability in the installers of ScanSnap Manager prior to versions V7.0L20 and the Software Download Installer prior to WinSSInst2JP.exe and WinSSInst2iX1500JP.exe allows an. Rated high severity (CVSS 7.8), this vulnerability is no authentication required, low attack complexity. No vendor patch available.

Technical ContextAI

This vulnerability is classified under CWE-427. Untrusted search path vulnerability in the installers of ScanSnap Manager prior to versions V7.0L20 and the Software Download Installer prior to WinSSInst2JP.exe and WinSSInst2iX1500JP.exe allows an attacker to gain privileges and execute arbitrary code with the privilege of the user invoking the installer via a Trojan horse DLL in an unspecified directory. Affected products include: Fujitsu Scansnap Manager.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Apply vendor patches when available. Implement network segmentation and monitoring as interim mitigations.