KONGTOP DVR后门分析(CVE-2018-10734)

前言 在康拓DVR中，存在一个Telnet后门，可以导致监控设备被控制甚至内网被渗透的风险。 下面来分析一下这个后门,没有什么技术含量。 漏洞分析 后门存于在Telnetd文件中，Telnetd负责开启telnet并提供服务，在这里我们可以看到在开了Telnet服务后，对用户的连接进行了监听，如果登录的用户长时间不操作就会登录超时，然后是一系列的服务准备处理函数。 在我们启用了Telnetd服务后，也就是开启了telnet后，程序会判断启动程序是否在终端机器里面运行，如果是则进行下一步，否则就会退出，输出UNKNOW。 在通过了本机环境验证后，程序会开始提取用户的登录数据，并保存在内存中...

Multiple KONGTOP DVR Products Information Disclosure Vulnerability

KONGTOP DVR A303 and so on are different models of network DVR equipment from China KONGTOP KONGTOP Industrial Company. A security vulnerability exists in several KONGTOP DVR products, which originates from a backdoor in the Telnetd file. The vulnerability is caused by a backdoor in the Telnetd...

BACKDOOR IN SONY IPELA ENGINE IP CAMERAS

EC Consult has found a backdoor in Sony IPELA Engine IP Cameras, mainly used professionally by enterprises and authorities. This backdoor allows an attacker to run arbitrary code on the affected IP cameras. An attacker can use cameras to take a foothold in a network and launch further attacks,...

PT-2018-3911 · D Link · D-Link Di-604 +1

Name of the Vulnerable Software and Affected Versions: D-Link DIR-550A versions through v2.10KR D-Link DIR-604M versions through v2.10KR Description: The issue is related to a backdoor access vulnerability, allowing a malicious user to gain unauthorized access to vulnerable devices using a defaul...

Meross MSS110 TELNET listener unauthorized access vulnerability

Meross MSS110 is a smart WiFi socket device from Meross Technologies, China.TELNET listenerhi one of the TELNET listening components. A security vulnerability exists in the TELNET listener in Meross MSS110 versions prior to 1.1.24. The vulnerability can be exploited by an attacker to access the...

Default credentials

Meross MSS110 devices before 1.1.24 contain a TELNET listener providing access for an undocumented admin account with a blank password...

CVE-2018-6401

Meross MSS110 devices before 1.1.24 contain a TELNET listener providing access for an undocumented admin account with a blank password...

CVE-2018-6401

Meross MSS110 devices before 1.1.24 contain a TELNET listener providing access for an undocumented admin account with a blank password...

CVE-2018-6401

Meross MSS110 devices before 1.1.24 contain a TELNET listener providing access for an undocumented admin account with a blank password...

CVE-2018-6401

Meross MSS110 devices prior to version 1.1.24 expose a TELNET listener that grants access for an undocumented admin account with a blank password. The issue, consistently described across NVD, CNVD, and CVE records, is due to the TELNET service remaining active with empty credentials. Public deta...

CVE-2018-6401: Use of Hard-coded Credentials

Meross MSS110 devices before 1.1.24 contain a TELNET listener providing access for an undocumented admin account with a blank password...

PT-2018-17535

Name of the Vulnerable Software and Affected Versions Meross MSS110 devices versions prior to 1.1.24 Description The issue concerns an undocumented admin account with a blank password, accessible through a TELNET listener. Recommendations For Meross MSS110 devices versions prior to 1.1.24, update...

Moxa AWK-3131A Operating System Command Injection Vulnerability

Moxa AWK-3131A is a wireless access device from Moxa. An operating system command injection vulnerability exists in the Telnet, SSH, and console login functions of the Moxa AWK-3131A using firmware versions 1.4 through 1.7. A remote attacker can exploit this vulnerability to execute root OS...

Belkin N750 Unauthorized Access Vulnerability

Belkin N750 is a wireless router product. The Belkin N750 version 1.10.22 has a security vulnerability in its implementation where an unauthenticated remote user can enable telnet and gain root access without a password by sending an HTTP request to set.cgi...

ASUS infosvr - Authentication Bypass Command Execution (Metasploit)

This module requires Metasploit: http://metasploit.com/download Current source: https://github.com/rapid7/metasploit-framework class MetasploitModule 'ASUS infosvr Auth Bypass Command Execution', 'Description' = %q This module exploits an authentication bypass vulnerability in the infosvr service...

ASUS infosvr Authentication Bypass Command Execution Exploit

This Metasploit module exploits an authentication bypass vulnerability in the infosvr service running on UDP port 9999 on various ASUS routers to execute arbitrary commands as root. This Metasploit module launches the BusyBox Telnet daemon on the port specified in the TelnetPort option to gain an...

ASUS infosvr Authentication Bypass Command Execution

This module requires Metasploit: http://metasploit.com/download Current source: https://github.com/rapid7/metasploit-framework class MetasploitModule 'ASUS infosvr Auth Bypass Command Execution', 'Description' = %q This module exploits an authentication bypass vulnerability in the infosvr service...

Zyxel Multy X (AC3000 Tri-Band WiFi System) Device Backdoor Vulnerability

The Zyxel Multy X AC3000 Tri-Band WiFi System device is a wireless networking kit from Hopkins ZyXEL Technologies. A security vulnerability exists in the Zyxel Multy X AC3000 Tri-Band WiFi System device, which arises from the program failing to use the correct mechanism to protect the UART.An...

Design/Logic Flaw

A remote unauthenticated user can enable telnet on the Belkin N750 using firmware version 1.10.22 by sending a crafted HTTP request to set.cgi. When enabled the telnet session requires no password and provides root access...

CVE-2018-1146

A remote unauthenticated user can enable telnet on the Belkin N750 using firmware version 1.10.22 by sending a crafted HTTP request to set.cgi. When enabled the telnet session requires no password and provides root access...