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Limit challenges to 9 digits in length

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git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@41280 65c4cc65-6c06-0410-ace0-fbb531ad65f3
This commit is contained in:
Joshua Colp
2006-08-29 20:53:27 +00:00
parent f7e7161607
commit 04bd8c54e8
1 changed files with 6 additions and 2 deletions
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8
channels/chan_iax2.c
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@@ -4787,6 +4787,7 @@ static int authenticate_request(struct chan_iax2_pvt *p)
struct iax2_user *user = NULL; struct iax2_user *user = NULL;
struct iax_ie_data ied; struct iax_ie_data ied;
int res = -1, authreq_restrict = 0; int res = -1, authreq_restrict = 0;
char challenge[10];
memset(&ied, 0, sizeof(ied)); memset(&ied, 0, sizeof(ied));
@@ -4815,7 +4816,8 @@ static int authenticate_request(struct chan_iax2_pvt *p)
iax_ie_append_short(&ied, IAX_IE_AUTHMETHODS, p->authmethods); iax_ie_append_short(&ied, IAX_IE_AUTHMETHODS, p->authmethods);
if (p->authmethods & (IAX_AUTH_MD5 | IAX_AUTH_RSA)) { if (p->authmethods & (IAX_AUTH_MD5 | IAX_AUTH_RSA)) {
ast_string_field_build(p,challenge, "%d", (int)ast_random()); snprintf(challenge, sizeof(challenge), "%d", (int)ast_random());
ast_string_field_set(p, challenge, challenge);
/* snprintf(p->challenge, sizeof(p->challenge), "%d", (int)ast_random()); */ /* snprintf(p->challenge, sizeof(p->challenge), "%d", (int)ast_random()); */
iax_ie_append_str(&ied, IAX_IE_CHALLENGE, p->challenge); iax_ie_append_str(&ied, IAX_IE_CHALLENGE, p->challenge);
} }
@@ -5644,6 +5646,7 @@ static int registry_authrequest(const char *name, int callno)
{ {
struct iax_ie_data ied; struct iax_ie_data ied;
struct iax2_peer *p; struct iax2_peer *p;
char challenge[10];
/* SLD: third call to find_peer in registration */ /* SLD: third call to find_peer in registration */
p = find_peer(name, 1); p = find_peer(name, 1);
if (p) { if (p) {
@@ -5651,7 +5654,8 @@ static int registry_authrequest(const char *name, int callno)
iax_ie_append_short(&ied, IAX_IE_AUTHMETHODS, p->authmethods); iax_ie_append_short(&ied, IAX_IE_AUTHMETHODS, p->authmethods);
if (p->authmethods & (IAX_AUTH_RSA | IAX_AUTH_MD5)) { if (p->authmethods & (IAX_AUTH_RSA | IAX_AUTH_MD5)) {
/* Build the challenge */ /* Build the challenge */
ast_string_field_build(iaxs[callno], challenge, "%d", (int)ast_random()); snprintf(challenge, sizeof(challenge), "%d", (int)ast_random());
ast_string_field_set(iaxs[callno], challenge, challenge);
/* snprintf(iaxs[callno]->challenge, sizeof(iaxs[callno]->challenge), "%d", (int)ast_random()); */ /* snprintf(iaxs[callno]->challenge, sizeof(iaxs[callno]->challenge), "%d", (int)ast_random()); */
iax_ie_append_str(&ied, IAX_IE_CHALLENGE, iaxs[callno]->challenge); iax_ie_append_str(&ied, IAX_IE_CHALLENGE, iaxs[callno]->challenge);
} }