--- a/saslauthd/auth_rimap.c	2011-09-01 14:19:54.754622284 +0100
+++ a/saslauthd/auth_rimap.c	2011-09-01 14:19:59.410561033 +0100
@@ -162,6 +162,7 @@ 
     num_quotes = 0;
     p1 = s;
     while ((p1 = strchr(p1, '"')) != NULL) {
+	p1++;
 	num_quotes++;
     }
     
@@ -438,7 +439,7 @@ 
 	syslog(LOG_WARNING, "auth_rimap: writev: %m");
 	memset(qlogin, 0, strlen(qlogin));
 	free(qlogin);
-	memset(qpass, 0, strlen(qlogin));
+	memset(qpass, 0, strlen(qpass));
 	free(qpass);
 	(void)close(s);
 	return strdup(RESP_IERROR);
@@ -447,7 +448,7 @@ 
     /* don't need these any longer */
     memset(qlogin, 0, strlen(qlogin));
     free(qlogin);
-    memset(qpass, 0, strlen(qlogin));
+    memset(qpass, 0, strlen(qpass));
     free(qpass);
 
     /* read and parse the LOGIN response */