diff options
| author | nectar <nectar@FreeBSD.org> | 2003-04-21 13:57:58 +0000 |
|---|---|---|
| committer | nectar <nectar@FreeBSD.org> | 2003-04-21 13:57:58 +0000 |
| commit | 6d1b148a91ae695db0154d852b8e5fdf101578a3 (patch) | |
| tree | 7bac1ce99a32dd1cb3735dbe21974a6c29c06e66 /lib/libc | |
| parent | 7e0ecb534587f485ba69144706c1a08189e4da51 (diff) | |
| download | FreeBSD-src-6d1b148a91ae695db0154d852b8e5fdf101578a3.zip FreeBSD-src-6d1b148a91ae695db0154d852b8e5fdf101578a3.tar.gz | |
Don't try to access the NIS `master' maps unless we have superuser
privileges. To do so may cause the NIS server to log spurious and
annoying `access denied' messages.
Reported by: Philip Paeps <philip@paeps.cx>
Sponsored by: DARPA, Network Associates Laboratories
Diffstat (limited to 'lib/libc')
| -rw-r--r-- | lib/libc/gen/getpwent.c | 16 |
1 files changed, 9 insertions, 7 deletions
diff --git a/lib/libc/gen/getpwent.c b/lib/libc/gen/getpwent.c index ec8b5bc..ae0b177 100644 --- a/lib/libc/gen/getpwent.c +++ b/lib/libc/gen/getpwent.c @@ -941,13 +941,15 @@ nis_map(char *domain, enum nss_lookup_type how, char *buffer, size_t bufsize, int rv, order; *master = 0; - if (snprintf(buffer, bufsize, "master.passwd.by%s", - (how == nss_lt_id) ? "uid" : "name") >= bufsize) - return (NS_UNAVAIL); - rv = yp_order(domain, buffer, &order); - if (rv == 0) { - *master = 1; - return (NS_SUCCESS); + if (geteuid() == 0) { + if (snprintf(buffer, bufsize, "master.passwd.by%s", + (how == nss_lt_id) ? "uid" : "name") >= bufsize) + return (NS_UNAVAIL); + rv = yp_order(domain, buffer, &order); + if (rv == 0) { + *master = 1; + return (NS_SUCCESS); + } } if (snprintf(buffer, bufsize, "passwd.by%s", (how == nss_lt_id) ? "uid" : "name") >= bufsize) |
