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CVE-2022-40981— ETIC Telecom Remote Access Server Unrestricted Upload of File with Dangerous Type

Quick assessment

Affected
ETIC Telecom Remote Access Server (RAS)
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

ETIC Telecom Remote Access Server是法国ETIC Telecom公司的一种远程维护解决方案。旨在使制造商远程即可维护自动化设备。 ETIC Telecom Remote Access Server 4.5.0版本及之前版本存在代码问题漏洞。攻击者利用该漏洞可以获取敏感信息并危害易受攻击的设备和其他连接的机器。

CVSS 5.9 · Medium EPSS 0.56% · P46
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I. Basic Information for CVE-2022-40981

Vulnerability Information
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Vulnerability Title
ETIC Telecom Remote Access Server Unrestricted Upload of File with Dangerous Type
Source: CVE Program / CVE List V5
Vulnerability Description
All versions of ETIC Telecom Remote Access Server (RAS) 4.5.0 and prior is vulnerable to malicious file upload. An attacker could take advantage of this to store malicious files on the server, which could override sensitive and useful existing files on the filesystem, fill the hard disk to full capacity, or compromise the affected device or computers with administrator level privileges connected to the affected device.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:A/AC:L/PR:H/UI:N/S:C/C:L/I:L/A:L
Source: CVE Program / CVE List V5
Vulnerability Type
危险类型文件的不加限制上传
Source: CVE Program / CVE List V5
Vulnerability Title
ETIC Telecom Remote Access Server 代码问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
ETIC Telecom Remote Access Server是法国ETIC Telecom公司的一种远程维护解决方案。旨在使制造商远程即可维护自动化设备。 ETIC Telecom Remote Access Server 4.5.0版本及之前版本存在代码问题漏洞。攻击者利用该漏洞可以获取敏感信息并危害易受攻击的设备和其他连接的机器。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
ETIC Telecom Remote Access Server (RAS) 0 ~ 4.5.0 -

II. Public POCs for CVE-2022-40981

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III. Intelligence Information for CVE-2022-40981

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Vendor Advisories for CVE-2022-40981 (1)

Same Patch Batch · ETIC Telecom · 2022-11-10 · 3 CVEs total

CVE-2022-3703 7.6 HIGH ETIC Telecom Remote Access Server Insufficient Verification of Data Authenticity
CVE-2022-41607 6.2 MEDIUM ETIC Telecom Remote Access Server Path Traversal

IV. Related Vulnerabilities

Same product: Remote Access Server (RAS)
Same vendor: ETIC Telecom
Same weakness: CWE-434