Fix crash in MakeX509CSR when using ancient versions of OpenSSL

fixes #8844

diff --git a/lib/base/tlsutility.cpp b/lib/base/tlsutility.cpp
index e69197529345a5d4e01f346b37a635e9d41d5be4..5090d4d54c72311eb72a8923b15910c3552ce7fc 100644 (file)
--- a/lib/base/tlsutility.cpp
+++ b/lib/base/tlsutility.cpp
@@ -332,7 +332,7 @@ int MakeX509CSR(const String& cn, const String& keyfile, const String& csrfile,
                X509_NAME *name = X509_REQ_get_subject_name(req);
                X509_NAME_add_entry_by_txt(name, "CN", MBSTRING_ASC, (unsigned char *)cn.CStr(), -1, -1, 0);
        
-               X509_REQ_sign(req, key, NULL);
+               X509_REQ_sign(req, key, EVP_sha256());
        
                Log(LogInformation, "base")
                    << "Writing certificate signing request to '" << csrfile << "'.";