diff options
| -rw-r--r-- | lib/curl_sasl_sspi.c | 15 |
1 files changed, 12 insertions, 3 deletions
diff --git a/lib/curl_sasl_sspi.c b/lib/curl_sasl_sspi.c index a1c606492..ac8d09cda 100644 --- a/lib/curl_sasl_sspi.c +++ b/lib/curl_sasl_sspi.c @@ -146,8 +146,11 @@ CURLcode Curl_sasl_create_digest_md5_message(struct SessionHandle *data, } /* Ensure we have a valid challenge message */ - if(!input_token) + if(!input_token) { + infof(data, "DIGEST-MD5 handshake failure (empty challenge message)\n"); + return CURLE_BAD_CONTENT_ENCODING; + } /* Query the security package for DigestSSP */ status = s_pSecFn->QuerySecurityPackageInfo((TCHAR *) TEXT(SP_NAME_DIGEST), @@ -873,8 +876,11 @@ CURLcode Curl_sasl_create_gssapi_user_message(struct SessionHandle *data, } /* Ensure we have a valid challenge message */ - if(!chlg) + if(!chlg) { + infof(data, "GSSAPI handshake failure (empty challenge message)\n"); + return CURLE_BAD_CONTENT_ENCODING; + } /* Setup the challenge "input" security buffer */ chlg_desc.ulVersion = SECBUFFER_VERSION; @@ -984,8 +990,11 @@ CURLcode Curl_sasl_create_gssapi_security_message(struct SessionHandle *data, } /* Ensure we have a valid challenge message */ - if(!chlg) + if(!chlg) { + infof(data, "GSSAPI handshake failure (empty security message)\n"); + return CURLE_BAD_CONTENT_ENCODING; + } /* Get our response size information */ status = s_pSecFn->QueryContextAttributes(krb5->context, |