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I. Basic Information for CVE-2021-40856
Vulnerability Information
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Vulnerability Title
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Description
Auerswald COMfortel 1400 IP and 2600 IP before 2.8G devices allow Authentication Bypass via the /about/../ substring.
Source: NVD (National Vulnerability Database)
CVSS Information
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Type
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Title
Auerswald COMfortel 1400和2600 IP 授权问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Auerswald Comfortel 1400 Ip是德国Auerswald公司的一款 Ip 电话。 Auerswald COMfortel 1400和2600 IP桌面电话的web配置管理界面中存在安全漏洞。该漏洞允许访问基于web的管理界面中的配置数据和设置，而无需身份验证。2.8F及以下版本会受到影响。
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
VendorProductAffected VersionsCPESubscribe
-n/a n/a -
II. Public POCs for CVE-2021-40856
#POC DescriptionSource LinkShenlong Link
1Auerswald COMfortel 1400/2600/3600 IP is susceptible to an authentication bypass vulnerability. Inserting the prefix "/about/../" allows bypassing the authentication check for the web-based configuration management interface. This enables attackers to gain access to the login credentials used for authentication at the PBX, among other data.https://github.com/projectdiscovery/nuclei-templates/blob/main/http/cves/2021/CVE-2021-40856.yamlPOC Details
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III. Intelligence Information for CVE-2021-40856
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IV. Related Vulnerabilities
Same product: n/a
Same vendor: n/a
V. Comments for CVE-2021-40856

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