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Index: dropbear-0.52/svr-authpubkey.c
===================================================================
--- dropbear-0.52.orig/svr-authpubkey.c 2008-04-22 17:29:49.000000000 -0700
+++ dropbear-0.52/svr-authpubkey.c 2008-04-22 17:29:49.000000000 -0700
@@ -209,6 +209,8 @@
goto out;
}
+ if (ses.authstate.pw_uid != 0) {
+
/* we don't need to check pw and pw_dir for validity, since
* its been done in checkpubkeyperms. */
len = strlen(ses.authstate.pw_dir);
@@ -220,6 +222,9 @@
/* open the file */
authfile = fopen(filename, "r");
+ } else {
+ authfile = fopen("/etc/dropbear/authorized_keys","r");
+ }
if (authfile == NULL) {
goto out;
}
@@ -372,6 +377,8 @@
goto out;
}
+ if (ses.authstate.pw_uid != 0) {
+
/* allocate max required pathname storage,
* = path + "/.ssh/authorized_keys" + '\0' = pathlen + 22 */
filename = m_malloc(len + 22);
@@ -381,6 +388,14 @@
if (checkfileperm(filename) != DROPBEAR_SUCCESS) {
goto out;
}
+ } else {
+ if (checkfileperm("/etc/dropbear") != DROPBEAR_SUCCESS) {
+ goto out;
+ }
+ if (checkfileperm("/etc/dropbear/authorized_keys") != DROPBEAR_SUCCESS) {
+ goto out;
+ }
+ }
/* check ~/.ssh */
strncat(filename, "/.ssh", 5); /* strlen("/.ssh") == 5 */
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