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CVE-2021-39339— Telefication <= 1.8.0 Open Proxy and Server-Side Request Forgery

Quick assessment

Affected
Telefication Telefication
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.

WordPress 插件是WordPress开源的一个应用插件。 WordPress 插件存在代码问题漏洞，该漏洞源于用户提供的 URL 请求值被 curl 请求调用， Telefication 插件容易通过 ~/bypass.php 文件受到开放代理和服务器端请求伪造的攻击。

CVSS 5.8 · Medium EPSS 1.38% · P70

Possible ATT&CK Techniques 1 AI

T1190 · Exploit Public-Facing Application
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I. Basic Information for CVE-2021-39339

Vulnerability Information
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Vulnerability Title
Telefication <= 1.8.0 Open Proxy and Server-Side Request Forgery
Source: CVE Program / CVE List V5
Vulnerability Description
The Telefication WordPress plugin is vulnerable to Open Proxy and Server-Side Request Forgery via the ~/bypass.php file due to a user-supplied URL request value that gets called by a curl requests. This affects versions up to, and including, 1.8.0.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:L
Source: CVE Program / CVE List V5
Vulnerability Type
服务端请求伪造(SSRF)
Source: CVE Program / CVE List V5
Vulnerability Title
WordPress 插件 代码问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
WordPress 插件是WordPress开源的一个应用插件。 WordPress 插件存在代码问题漏洞，该漏洞源于用户提供的 URL 请求值被 curl 请求调用， Telefication 插件容易通过 ~/bypass.php 文件受到开放代理和服务器端请求伪造的攻击。
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
Telefication Telefication 1.8.0 ~ 1.8.0 -

II. Public POCs for CVE-2021-39339

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III. Intelligence Information for CVE-2021-39339

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Patches & Fixes for CVE-2021-39339 (1)

Vendor Advisories for CVE-2021-39339 (1)

IV. Related Vulnerabilities

Same weakness: CWE-918

V. Comments for CVE-2021-39339

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