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CVE-2020-36995— Mocha Telnet Lite for iOS 4.2 - 'User' Denial of Service

Quick assessment

Affected
telnet-lite Mocha Telnet Lite for iOS
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.

Mocha Telnet Lite是Mocha开源的一个终端仿真工具。 Mocha Telnet Lite 4.2版本存在安全漏洞，该漏洞源于用户配置输入处理不当，可能导致应用程序崩溃。

CVSS 7.5 · High EPSS 0.37% · P29

Possible ATT&CK Techniques 1 AI

T1190 · Exploit Public-Facing Application

Affected Version Matrix 1

VendorProduct Version RangeStatus
telnet-lite Mocha Telnet Lite for iOS 4.2 affected
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I. Basic Information for CVE-2020-36995

Vulnerability Information
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Vulnerability Title
Mocha Telnet Lite for iOS 4.2 - 'User' Denial of Service
Source: CVE Program / CVE List V5
Vulnerability Description
Mocha Telnet Lite for iOS 4.2 contains a denial of service vulnerability that allows attackers to crash the application by manipulating the user configuration input. Attackers can overwrite the 'User' field with 350 bytes of repeated characters to trigger an application crash and prevent normal functionality.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
未进行输入大小检查的缓冲区拷贝(传统缓冲区溢出)
Source: CVE Program / CVE List V5
Vulnerability Title
Mocha Telnet Lite 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Mocha Telnet Lite是Mocha开源的一个终端仿真工具。 Mocha Telnet Lite 4.2版本存在安全漏洞，该漏洞源于用户配置输入处理不当，可能导致应用程序崩溃。
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
telnet-lite Mocha Telnet Lite for iOS 4.2 -

II. Public POCs for CVE-2020-36995

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III. Intelligence Information for CVE-2020-36995

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IV. Related Vulnerabilities

Same weakness: CWE-120

V. Comments for CVE-2020-36995

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