CVE-2022-3703 : All versions of ETIC Telecom Remote Access Server (RAS) 4.5.0 and prior’s web

All versions of ETIC Telecom Remote Access Server (RAS) 4.5.0 and prior’s web portal is vulnerable to accepting malicious firmware packages that could provide a backdoor to an attacker and provide privilege escalation to the device.

Published 2022-11-10 22:15:15

Updated 2024-09-16 23:15:57

Source ICS-CERT

View at NVD, CVE.org

Vulnerability category: Gain privilege

Products affected by CVE-2022-3703

Etictelecom » Remote Access Server Firmware
Versions up to, including, (<=) 4.5.0
cpe:2.3:o:etictelecom:remote_access_server_firmware:*:*:*:*:*:*:*:*
Matching versions
When used together with: Etictelecom » Ras-c-100-lw » Version: N/A
When used together with: Etictelecom » Ras-e-100 » Version: N/A
When used together with: Etictelecom » Ras-e-220 » Version: N/A
When used together with: Etictelecom » Ras-e-400 » Version: N/A
When used together with: Etictelecom » Ras-ec-220-lw » Version: N/A
When used together with: Etictelecom » Ras-ec-400-lw » Version: N/A
When used together with: Etictelecom » Ras-ec-480-lw » Version: N/A
When used together with: Etictelecom » Ras-ecw-220-lw » Version: N/A
When used together with: Etictelecom » Ras-ecw-400-lw » Version: N/A
When used together with: Etictelecom » Ras-ew-100 » Version: N/A
When used together with: Etictelecom » Ras-ew-220 » Version: N/A
When used together with: Etictelecom » Ras-ew-400 » Version: N/A
When used together with: Etictelecom » Rfm-e » Version: N/A

Exploit prediction scoring system (EPSS) score for CVE-2022-3703

EPSS FAQ

0.26%

Probability of exploitation activity in the next 30 days EPSS Score History

~ 66 %

Percentile, the proportion of vulnerabilities that are scored at or less

CVSS scores for CVE-2022-3703

Base Score	Base Severity	CVSS Vector	Exploitability Score	Impact Score	Score Source
7.6	HIGH	CVSS:3.1/AV:A/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:H	1.0	6.0	ICS-CERT
Attack Vector: Adjacent Network Attack Complexity: High Privileges Required: High User Interaction: None Scope: Changed Confidentiality: High Integrity: High Availability: High
10.0	CRITICAL	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H	3.9	6.0	NIST
Attack Vector: Network Attack Complexity: Low Privileges Required: None User Interaction: None Scope: Changed Confidentiality: High Integrity: High Availability: High

CWE ids for CVE-2022-3703

CWE-345 Insufficient Verification of Data Authenticity

The product does not sufficiently verify the origin or authenticity of data, in a way that causes it to accept invalid data.

Assigned by: ics-cert@hq.dhs.gov (Primary)

References for CVE-2022-3703

https://www.cisa.gov/uscert/ics/advisories/icsa-22-307-01

ETIC Telecom Remote Access Server (RAS) | CISA
Patch;Third Party Advisory;US Government Resource

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Vulnerability Details : CVE-2022-3703

Products affected by CVE-2022-3703

Exploit prediction scoring system (EPSS) score for CVE-2022-3703

CVSS scores for CVE-2022-3703

CWE ids for CVE-2022-3703

References for CVE-2022-3703