44 lines
1.4 KiB
Diff
44 lines
1.4 KiB
Diff
From 63de509875b5c3426d288a1aad73e5a67bd345f4 Mon Sep 17 00:00:00 2001
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From: Douglas Bagnall <douglas.bagnall@catalyst.net.nz>
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Date: Wed, 20 Oct 2021 17:16:34 +1300
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Subject: [PATCH 165/266] CVE-2020-25722 s4/dsdb/samldb:
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samldb_pwd_last_set_change() checks all values
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BUG: https://bugzilla.samba.org/show_bug.cgi?id=14876
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Signed-off-by: Douglas Bagnall <douglas.bagnall@catalyst.net.nz>
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Reviewed-by: Andrew Bartlett <abartlet@samba.org>
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Conflict:NA
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Reference:https://gitlab.com/samba-team/samba/-/commit/63de509875b5c3426d288a1aad73e5a67bd345f4
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---
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source4/dsdb/samdb/ldb_modules/samldb.c | 11 +++++++++--
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1 file changed, 9 insertions(+), 2 deletions(-)
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diff --git a/source4/dsdb/samdb/ldb_modules/samldb.c b/source4/dsdb/samdb/ldb_modules/samldb.c
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index 1410e5bc5e6..8e93df221f5 100644
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--- a/source4/dsdb/samdb/ldb_modules/samldb.c
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+++ b/source4/dsdb/samdb/ldb_modules/samldb.c
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@@ -3102,8 +3102,15 @@ static int samldb_pwd_last_set_change(struct samldb_ctx *ac)
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NULL
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};
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- el = dsdb_get_single_valued_attr(ac->msg, "pwdLastSet",
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- ac->req->operation);
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+ ret = dsdb_get_expected_new_values(ac,
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+ ac->msg,
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+ "pwdLastSet",
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+ &el,
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+ ac->req->operation);
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+ if (ret != LDB_SUCCESS) {
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+ return ret;
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+ }
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+
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if (el == NULL || el->num_values == 0) {
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ldb_asprintf_errstring(ldb,
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"%08X: samldb: 'pwdLastSet' can't be deleted!",
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--
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2.23.0
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