common name sanitization

guybedford · Jan 8, 2020 · 571f4e6 · 571f4e6
1 parent 651bb8e
commit 571f4e6
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/src/index.ts b/src/index.ts
@@ -6,7 +6,7 @@ import fs = require('fs');
 export default async function generateDevCert (commonName: string) {
   if (!commandExists.sync('openssl'))
     throw new Error('Unable to find openssl - make sure it is installed and available in your PATH');
-  if (!commonName.match(/^(.|\.){1,64}$/))
+  if (!commonName.match(/^(a-zA-Z0-9|\.){1,64}$/))
     throw new Error(`Invalid Common Name ${commonName}.`);
   try {
     const opensslConfPath = generateOpensslConf(commonName);