100 lines
2.7 KiB
Diff
100 lines
2.7 KiB
Diff
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From 66e565d8feb88d0729d81c4705d567cfaee97ff0 Mon Sep 17 00:00:00 2001
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From: guoxiaoqi <guoxiaoqi2@huawei.com>
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Date: Thu, 18 Mar 2021 10:51:25 +0800
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Subject: [PATCH] do not create allow file while the command does not exist
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Signed-off-by: guoxiaoqi <guoxiaoqi2@huawei.com>
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---
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security-tool.sh | 37 +++++++++++++++++++++++++++++++++++++
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security.conf | 12 +++---------
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2 files changed, 40 insertions(+), 9 deletions(-)
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diff --git a/security-tool.sh b/security-tool.sh
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index c6bc4e7..e8619f5 100644
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--- a/security-tool.sh
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+++ b/security-tool.sh
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@@ -675,6 +675,35 @@ function fn_handle_ln()
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return $?
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}
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+#=============================================================================
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+# Function Name: fn_handle_allow
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+# Returns : 0 on success, otherwise on fail
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+#=============================================================================
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+function fn_handle_allow()
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+{
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+ fn_test_params_num 2
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+
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+ local rpmname=$1
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+ local prename=$2
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+ local ret=0
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+
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+ rpm -q "$rpmname"
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+ if [ $? -eq 0 ]; then
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+ local denyfile="$ROOTFS/etc/$prename.deny"
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+ local allowfile="$ROOTFS/etc/$prename.allow"
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+ rm -rf "$denyfile"
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+ touch "$allowfile"
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+ chown root:root "$allowfile"
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+ chmod og-rwx "$allowfile"
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+
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+ else
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+ ret=1
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+ fn_error "package $rpmname does not exist"
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+ fi
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+
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+ return $ret
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+}
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+
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#=============================================================================
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# Function Name: fn_harden_rootfs
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@@ -759,6 +788,10 @@ function fn_harden_rootfs()
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fn_handle_ln "$f3" "$f4" "$f5"
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status=$?
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;;
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+ allow)
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+ fn_handle_allow "$f3" "$f4"
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+ status=$?
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+ ;;
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*)
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fn_handle_command "$f2" "$f3"
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status=$?
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@@ -861,6 +894,10 @@ IFS=$PRE_IFS
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fn_handle_ln "$f3" "$f4" "$f5"
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status=$?
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;;
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+ allow)
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+ fn_handle_allow "$f3" "$f4"
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+ status=$?
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+ ;;
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*)
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fn_handle_command "$f2" "$f3"
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status=$?
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diff --git a/security.conf b/security.conf
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index 30b9f54..72bb91e 100644
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--- a/security.conf
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+++ b/security.conf
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@@ -140,15 +140,9 @@
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213@chown root:root @/etc/cron.monthly
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213@chmod og-rwx @/etc/cron.monthly
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-214@rm -f @/etc/at.deny
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-214@touch @/etc/at.allow
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-214@chown root:root @/etc/at.allow
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-214@chmod og-rwx @/etc/at.allow
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-
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-215@rm -f @/etc/cron.deny
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-215@touch @/etc/cron.allow
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-215@chown root:root @/etc/cron.allow
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-215@chmod og-rwx @/etc/cron.allow
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+# limit command permissions
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+214@allow@at@at
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+215@allow@cronie@cron
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#rpm initscripts drop /etc/sysconfig/init defaultly
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216@touch @/etc/sysconfig/init
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--
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1.8.3.1
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