Merge pull request #5903 from parasharrajat/ssn-validity

Fix: SSN last four digits regex

Author: puneetlath

src/CONST.js

@@ -436,7 +436,7 @@ const CONST = {
         ANY_VALUE: /^.+$/,
         ZIP_CODE: /[0-9]{5}(?:[- ][0-9]{4})?/,
         INDUSTRY_CODE: /^[0-9]{6}$/,
-        SSN_LAST_FOUR: /[0-9]{4}/,
+        SSN_LAST_FOUR: /^(?!0000)[0-9]{4}$/,
         NUMBER: /^[0-9]+$/,
         CARD_NUMBER: /^[0-9]{15,16}$/,
         CARD_SECURITY_CODE: /^[0-9]{3,4}$/,