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-rw-r--r--package/busybox/patches/310-passwd_access.patch41
1 files changed, 41 insertions, 0 deletions
diff --git a/package/busybox/patches/310-passwd_access.patch b/package/busybox/patches/310-passwd_access.patch
new file mode 100644
index 0000000000..78a43d7782
--- /dev/null
+++ b/package/busybox/patches/310-passwd_access.patch
@@ -0,0 +1,41 @@
+
+ Copyright (C) 2006 OpenWrt.org
+
+--- a/networking/httpd.c
++++ b/networking/httpd.c
+@@ -1697,21 +1697,32 @@
+
+ if (ENABLE_FEATURE_HTTPD_AUTH_MD5) {
+ char *md5_passwd;
++ int user_len_p1;
+
+ md5_passwd = strchr(cur->after_colon, ':');
+- if (md5_passwd && md5_passwd[1] == '$' && md5_passwd[2] == '1'
++ user_len_p1 = md5_passwd + 1 - cur->after_colon;
++ if (md5_passwd && !strncmp(md5_passwd + 1, "$p$", 3)) {
++ struct passwd *pwd = NULL;
++
++ pwd = getpwnam(&md5_passwd[4]);
++ if(!pwd->pw_passwd || !pwd->pw_passwd[0] || pwd->pw_passwd[0] == '!')
++ continue;
++
++ md5_passwd = pwd->pw_passwd;
++ goto check_md5_pw;
++ } else if (md5_passwd && md5_passwd[1] == '$' && md5_passwd[2] == '1'
+ && md5_passwd[3] == '$' && md5_passwd[4]
+ ) {
+ char *encrypted;
+- int r, user_len_p1;
++ int r;
+
+ md5_passwd++;
+- user_len_p1 = md5_passwd - cur->after_colon;
+ /* comparing "user:" */
+ if (strncmp(cur->after_colon, user_and_passwd, user_len_p1) != 0) {
+ continue;
+ }
+
++check_md5_pw:
+ encrypted = pw_encrypt(
+ user_and_passwd + user_len_p1 /* cleartext pwd from user */,
+ md5_passwd /*salt */, 1 /* cleanup */);