From 53b100bb59dadbc7cfb727a4ad1566302ff6c831 Mon Sep 17 00:00:00 2001 From: Stefan Metzmacher Date: Wed, 21 Nov 2012 14:10:43 +0100 Subject: s4:dsdb/acl: calculate the correct access_mask when modifying nTSecurityDescriptor The access_mask depends on the SD Flags. Signed-off-by: Stefan Metzmacher Reviewed-by: Michael Adam --- source4/dsdb/samdb/ldb_modules/acl.c | 15 ++++++++++++++- 1 file changed, 14 insertions(+), 1 deletion(-) (limited to 'source4') diff --git a/source4/dsdb/samdb/ldb_modules/acl.c b/source4/dsdb/samdb/ldb_modules/acl.c index ca99c91d1e..50af3b2ed4 100644 --- a/source4/dsdb/samdb/ldb_modules/acl.c +++ b/source4/dsdb/samdb/ldb_modules/acl.c @@ -1024,8 +1024,21 @@ static int acl_modify(struct ldb_module *module, struct ldb_request *req) req->op.mod.message->elements[i].name); if (ldb_attr_cmp("nTSecurityDescriptor", req->op.mod.message->elements[i].name) == 0) { + uint32_t sd_flags = dsdb_request_sd_flags(req, NULL); + uint32_t access_mask = 0; + + if (sd_flags & (SECINFO_OWNER|SECINFO_GROUP)) { + access_mask |= SEC_STD_WRITE_OWNER; + } + if (sd_flags & SECINFO_DACL) { + access_mask |= SEC_STD_WRITE_DAC; + } + if (sd_flags & SECINFO_SACL) { + access_mask |= SEC_FLAG_SYSTEM_SECURITY; + } + status = sec_access_check_ds(sd, acl_user_token(module), - SEC_STD_WRITE_DAC, + access_mask, &access_granted, NULL, sid); -- cgit