diff options
-rw-r--r-- | docs/libcurl/curl_easy_setopt.3 | 5 | ||||
-rw-r--r-- | lib/curl_darwinssl.c | 3 | ||||
-rw-r--r-- | lib/curl_schannel.c | 7 | ||||
-rw-r--r-- | lib/gtls.c | 2 | ||||
-rw-r--r-- | lib/nss.c | 2 | ||||
-rw-r--r-- | lib/ssluse.c | 11 | ||||
-rw-r--r-- | lib/url.c | 20 | ||||
-rw-r--r-- | lib/urldata.h | 11 |
8 files changed, 31 insertions, 30 deletions
diff --git a/docs/libcurl/curl_easy_setopt.3 b/docs/libcurl/curl_easy_setopt.3 index 3b0dc6c9d..a388c2220 100644 --- a/docs/libcurl/curl_easy_setopt.3 +++ b/docs/libcurl/curl_easy_setopt.3 @@ -2323,8 +2323,9 @@ Curl considers the server the intended one when the Common Name field or a Subject Alternate Name field in the certificate matches the host name in the URL to which you told Curl to connect. -When the value is 1, the certificate must contain a Common Name field, but it -doesn't matter what name it says. (This is not ordinarily a useful setting). +When the value is 1, libcurl will return a failure. It was previously (in +7.28.0 and earlier) a debug option of some sorts, but it is no longer +supported due to frequently leading to programmer mistakes. When the value is 0, the connection succeeds regardless of the names in the certificate. diff --git a/lib/curl_darwinssl.c b/lib/curl_darwinssl.c index 31531dbcc..334944f09 100644 --- a/lib/curl_darwinssl.c +++ b/lib/curl_darwinssl.c @@ -632,7 +632,6 @@ static CURLcode darwinssl_connect_step1(struct connectdata *conn, struct SessionHandle *data = conn->data; curl_socket_t sockfd = conn->sock[sockindex]; struct ssl_connect_data *connssl = &conn->ssl[sockindex]; - bool sni = true; #ifdef ENABLE_IPV6 struct in6_addr addr; #else @@ -809,7 +808,7 @@ static CURLcode darwinssl_connect_step1(struct connectdata *conn, #ifdef ENABLE_IPV6 (0 == Curl_inet_pton(AF_INET6, conn->host.name, &addr)) && #endif - sni) { + data->set.ssl.verifyhost) { err = SSLSetPeerDomainName(connssl->ssl_ctx, conn->host.name, strlen(conn->host.name)); if(err != noErr) { diff --git a/lib/curl_schannel.c b/lib/curl_schannel.c index 75fa071ce..ef6b1adb0 100644 --- a/lib/curl_schannel.c +++ b/lib/curl_schannel.c @@ -160,7 +160,7 @@ schannel_connect_step1(struct connectdata *conn, int sockindex) #ifdef ENABLE_IPV6 Curl_inet_pton(AF_INET6, conn->host.name, &addr6) || #endif - data->set.ssl.verifyhost < 2) { + !data->set.ssl.verifyhost) { schannel_cred.dwFlags |= SCH_CRED_NO_SERVERNAME_CHECK; infof(data, "schannel: using IP address, disable SNI servername " "check\n"); @@ -1238,10 +1238,7 @@ static CURLcode verify_certificate(struct connectdata *conn, int sockindex) } if(result == CURLE_OK) { - if(data->set.ssl.verifyhost == 1) { - infof(data, "warning: ignoring unsupported value (1) ssl.verifyhost\n"); - } - else if(data->set.ssl.verifyhost == 2) { + if(data->set.ssl.verifyhost) { TCHAR cert_hostname_buff[128]; xcharp_u hostname; xcharp_u cert_hostname; diff --git a/lib/gtls.c b/lib/gtls.c index a17d9eeda..2920ee2f9 100644 --- a/lib/gtls.c +++ b/lib/gtls.c @@ -681,7 +681,7 @@ gtls_connect_step3(struct connectdata *conn, rc = gnutls_x509_crt_check_hostname(x509_cert, conn->host.name); if(!rc) { - if(data->set.ssl.verifyhost > 1) { + if(data->set.ssl.verifyhost) { failf(data, "SSL: certificate subject name (%s) does not match " "target host name '%s'", certbuf, conn->host.dispname); gnutls_x509_crt_deinit(x509_cert); @@ -1316,8 +1316,6 @@ CURLcode Curl_nss_connect(struct connectdata *conn, int sockindex) if(!data->set.ssl.verifypeer && data->set.ssl.verifyhost) infof(data, "warning: ignoring value of ssl.verifyhost\n"); - else if(data->set.ssl.verifyhost == 1) - infof(data, "warning: ignoring unsupported value (1) of ssl.verifyhost\n"); /* bypass the default SSL_AuthCertificate() hook in case we do not want to * verify peer */ diff --git a/lib/ssluse.c b/lib/ssluse.c index a701131fa..745fc88f9 100644 --- a/lib/ssluse.c +++ b/lib/ssluse.c @@ -1292,14 +1292,9 @@ static CURLcode verifyhost(struct connectdata *conn, res = CURLE_PEER_FAILED_VERIFICATION; } else if(!cert_hostcheck((const char *)peer_CN, conn->host.name)) { - if(data->set.ssl.verifyhost > 1) { - failf(data, "SSL: certificate subject name '%s' does not match " - "target host name '%s'", peer_CN, conn->host.dispname); - res = CURLE_PEER_FAILED_VERIFICATION; - } - else - infof(data, "\t common name: %s (does not match '%s')\n", - peer_CN, conn->host.dispname); + failf(data, "SSL: certificate subject name '%s' does not match " + "target host name '%s'", peer_CN, conn->host.dispname); + res = CURLE_PEER_FAILED_VERIFICATION; } else { infof(data, "\t common name: %s (matched)\n", peer_CN); @@ -708,7 +708,7 @@ CURLcode Curl_init_userdefined(struct UserDefined *set) * switched off unless wanted. */ set->ssl.verifypeer = TRUE; - set->ssl.verifyhost = 2; + set->ssl.verifyhost = TRUE; #ifdef USE_TLS_SRP set->ssl.authtype = CURL_TLSAUTH_NONE; #endif @@ -2049,13 +2049,25 @@ CURLcode Curl_setopt(struct SessionHandle *data, CURLoption option, /* * Enable peer SSL verifying. */ - data->set.ssl.verifypeer = va_arg(param, long); + data->set.ssl.verifypeer = (0 != va_arg(param, long))?TRUE:FALSE; break; case CURLOPT_SSL_VERIFYHOST: /* - * Enable verification of the CN contained in the peer certificate + * Enable verification of the host name in the peer certificate */ - data->set.ssl.verifyhost = va_arg(param, long); + arg = va_arg(param, long); + + /* Obviously people are not reading documentation and too many thought + this argument took a boolean when it wasn't and misused it. We thus ban + 1 as a sensible input and we warn about its use. Then we only have the + 2 action internally stored as TRUE. */ + + if(1 == arg) { + failf(data, "CURLOPT_SSL_VERIFYHOST no longer supports 1 as value!"); + return CURLE_BAD_FUNCTION_ARGUMENT; + } + + data->set.ssl.verifyhost = (0 != arg)?TRUE:FALSE; break; #ifdef USE_SSLEAY /* since these two options are only possible to use on an OpenSSL- diff --git a/lib/urldata.h b/lib/urldata.h index 5f893c92e..4116c341f 100644 --- a/lib/urldata.h +++ b/lib/urldata.h @@ -332,10 +332,9 @@ struct ssl_connect_data { struct ssl_config_data { long version; /* what version the client wants to use */ long certverifyresult; /* result from the certificate verification */ - long verifypeer; /* set TRUE if this is desired */ - long verifyhost; /* 0: no verify - 1: check that CN exists - 2: CN must match hostname */ + + bool verifypeer; /* set TRUE if this is desired */ + bool verifyhost; /* set TRUE if CN/SAN must match hostname */ char *CApath; /* certificate dir (doesn't work on windows) */ char *CAfile; /* certificate to verify peer against */ const char *CRLfile; /* CRL to check certificate revocation */ @@ -994,8 +993,8 @@ struct connectdata { int socks5_gssapi_enctype; #endif - long verifypeer; - long verifyhost; + bool verifypeer; + bool verifyhost; /* When this connection is created, store the conditions for the local end bind. This is stored before the actual bind and before any connection is |