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<channel>
	<title>root &#8211; 21點情報網</title>
	<atom:link href="https://ailog.tw/lifelog/tag/root/feed/" rel="self" type="application/rss+xml" />
	<link>https://ailog.tw/lifelog</link>
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		<title>Juniper SRX Firewall重置root密碼</title>
		<link>https://ailog.tw/lifelog/2024/05/05/juniper-resetpw/</link>
		
		<dc:creator><![CDATA[blackjack]]></dc:creator>
		<pubDate>Sun, 05 May 2024 08:11:22 +0000</pubDate>
				<category><![CDATA[3C資訊]]></category>
		<category><![CDATA[Firewall]]></category>
		<category><![CDATA[Juniper]]></category>
		<category><![CDATA[reset password]]></category>
		<category><![CDATA[root]]></category>
		<category><![CDATA[SRX]]></category>
		<guid isPermaLink="false">https://ailog.tw/lifelog/?p=17443</guid>

					<description><![CDATA[小編有好多年沒遇到Juniper的防火牆了，就隨手紀錄一下，分享給有需要的網友們。 本篇要介紹的是如何rese &#8230; <p class="link-more"><a href="https://ailog.tw/lifelog/2024/05/05/juniper-resetpw/" class="more-link">閱讀全文<span class="screen-reader-text">〈Juniper SRX Firewall重置root密碼〉</span></a></p>]]></description>
										<content:encoded><![CDATA[<p>小編有好多年沒遇到Juniper的防火牆了，就隨手紀錄一下，分享給有需要的網友們。</p>
<p>本篇要介紹的是如何reset JunOS(Junos OS)的root密碼，透過該方式重新設定密碼，原本的設定檔案並不會消失，請放心服用。</p>
<p><span id="more-17443"></span></p>
<p><span style="font-family: verdana, geneva;">[步驟一]：進入「loader」模式<br />
透過console模式在開機過程：</span><br />
<span style="font-family: verdana, geneva;">看到「<span style="color: #ff0000;">Hit [Enter] to boot immediately, or space bar for command prompt</span>」就趕快按下空白按鍵，接著就可以看到「loader&gt;」的等待畫面</span><br />
<img fetchpriority="high" decoding="async" class="alignnone wp-image-17444 size-full" src="https://ailog.tw/lifelog/wp-content/uploads/2024/05/resetpw-01.png" alt="" width="669" height="274" srcset="https://ailog.tw/lifelog/wp-content/uploads/2024/05/resetpw-01.png 669w, https://ailog.tw/lifelog/wp-content/uploads/2024/05/resetpw-01-300x123.png 300w" sizes="(max-width: 669px) 100vw, 669px" /></p>
<p>&nbsp;</p>
<p><span style="font-family: verdana, geneva;">[步驟二]：進入「單人模式」<br />
指令語法：</span></p>
<pre>boot -s</pre>
<p><img decoding="async" class="alignnone wp-image-17447 size-full" src="https://ailog.tw/lifelog/wp-content/uploads/2024/05/resetpw-02.png" alt="" width="627" height="320" srcset="https://ailog.tw/lifelog/wp-content/uploads/2024/05/resetpw-02.png 627w, https://ailog.tw/lifelog/wp-content/uploads/2024/05/resetpw-02-300x153.png 300w" sizes="(max-width: 627px) 100vw, 627px" /></p>
<p>&nbsp;</p>
<p><span style="font-family: verdana, geneva;">[步驟三]：進入「還原模式」<br />
</span><span style="font-family: verdana, geneva;">指令語法：</span></p>
<pre>recovery</pre>
<p><span style="font-family: verdana, geneva;"><img decoding="async" class="alignnone wp-image-17448 size-full" src="https://ailog.tw/lifelog/wp-content/uploads/2024/05/resetpw-03.png" alt="" width="955" height="209" srcset="https://ailog.tw/lifelog/wp-content/uploads/2024/05/resetpw-03.png 955w, https://ailog.tw/lifelog/wp-content/uploads/2024/05/resetpw-03-300x66.png 300w, https://ailog.tw/lifelog/wp-content/uploads/2024/05/resetpw-03-768x168.png 768w" sizes="(max-width: 767px) 89vw, (max-width: 1000px) 54vw, (max-width: 1071px) 543px, 580px" /></span></p>
<p>&nbsp;</p>
<p>[步驟四]：進入「設定模式」<br />
<span style="font-family: verdana, geneva;">指令語法：</span></p>
<pre>configure</pre>
<p><img loading="lazy" decoding="async" class="alignnone wp-image-17451 size-full" src="https://ailog.tw/lifelog/wp-content/uploads/2024/05/resetpw-04.png" alt="" width="427" height="211" srcset="https://ailog.tw/lifelog/wp-content/uploads/2024/05/resetpw-04.png 427w, https://ailog.tw/lifelog/wp-content/uploads/2024/05/resetpw-04-300x148.png 300w" sizes="auto, (max-width: 427px) 100vw, 427px" /></p>
<p>&nbsp;</p>
<p>[步驟五]：重新設定密碼<br />
<span style="font-family: verdana, geneva; font-size: 1rem;">指令語法：</span></p>
<pre>set system root-authentication plain-text-password</pre>
<p><img loading="lazy" decoding="async" class="alignnone wp-image-17452 size-full" src="https://ailog.tw/lifelog/wp-content/uploads/2024/05/resetpw-05.png" alt="" width="561" height="193" srcset="https://ailog.tw/lifelog/wp-content/uploads/2024/05/resetpw-05.png 561w, https://ailog.tw/lifelog/wp-content/uploads/2024/05/resetpw-05-300x103.png 300w" sizes="auto, (max-width: 561px) 100vw, 561px" /><br />
<span style="color: #ff0000;">※過程會要求輸入新的root密碼</span></p>
<p>&nbsp;</p>
<p>[步驟六]：確認設定<br />
<span style="font-family: verdana, geneva; font-size: 1rem;">指令語法：</span></p>
<pre>commit</pre>
<p><img loading="lazy" decoding="async" class="alignnone wp-image-17454 size-full" src="https://ailog.tw/lifelog/wp-content/uploads/2024/05/resetpw-07.png" alt="" width="526" height="253" srcset="https://ailog.tw/lifelog/wp-content/uploads/2024/05/resetpw-07.png 526w, https://ailog.tw/lifelog/wp-content/uploads/2024/05/resetpw-07-300x144.png 300w" sizes="auto, (max-width: 526px) 100vw, 526px" /></p>
<p>[步驟七]：離開設定模式並重新開機<br />
<span style="font-family: verdana, geneva; font-size: 1rem;">指令語法：</span></p>
<pre>exit</pre>
<p><img loading="lazy" decoding="async" class="alignnone wp-image-17453 size-full" src="https://ailog.tw/lifelog/wp-content/uploads/2024/05/resetpw-06.png" alt="" width="271" height="159" /><br />
※連續輸入兩次exit後，即可離開設定模式，並且重新開機。</p>
<p>[步驟八]：使用新的root密碼登入設備<br />
<img loading="lazy" decoding="async" class="alignnone wp-image-17456 size-full" src="https://ailog.tw/lifelog/wp-content/uploads/2024/05/resetpw-08.png" alt="" width="493" height="243" srcset="https://ailog.tw/lifelog/wp-content/uploads/2024/05/resetpw-08.png 493w, https://ailog.tw/lifelog/wp-content/uploads/2024/05/resetpw-08-300x148.png 300w" sizes="auto, (max-width: 493px) 100vw, 493px" /></p>
<p>&nbsp;</p>
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		<title>MariaDB10變更root密碼時出現「ERROR 1356 (HY000): View &#8216;mysql.user&#8217; references invalid table(s) or column(s) or function(s) or definer/invoker of view lack rights to use them」</title>
		<link>https://ailog.tw/lifelog/2022/02/15/mariadb-change-error/</link>
		
		<dc:creator><![CDATA[blackjack]]></dc:creator>
		<pubDate>Tue, 15 Feb 2022 15:16:14 +0000</pubDate>
				<category><![CDATA[3C資訊]]></category>
		<category><![CDATA[Linux]]></category>
		<category><![CDATA[mariadb10]]></category>
		<category><![CDATA[root]]></category>
		<category><![CDATA[密碼無法變更]]></category>
		<category><![CDATA[密碼變更失敗]]></category>
		<category><![CDATA[密碼變更錯誤]]></category>
		<guid isPermaLink="false">https://ailog.tw/lifelog/?p=12391</guid>

					<description><![CDATA[小編在變更MariaDB10的root密碼時，遇到「ERROR 1356 (HY000): View &#82 &#8230; <p class="link-more"><a href="https://ailog.tw/lifelog/2022/02/15/mariadb-change-error/" class="more-link">閱讀全文<span class="screen-reader-text">〈MariaDB10變更root密碼時出現「ERROR 1356 (HY000): View &#8216;mysql.user&#8217; references invalid table(s) or column(s) or function(s) or definer/invoker of view lack rights to use them」〉</span></a></p>]]></description>
										<content:encoded><![CDATA[<p><span style="font-family: verdana, geneva; font-size: 14pt;">小編在變更MariaDB10的root密碼時，遇到「ERROR 1356 (HY000): View &#8216;mysql.user&#8217; references invalid table(s) or column(s) or function(s) or definer/invoker of view lack rights to use them」的告警而無法進行變更，查了資料才發現原來是語法錯誤，真是傻了!趕緊紀錄一下，避免日後再傻下去。<span id="more-12391"></span></span></p>
<p><span style="font-family: verdana, geneva; font-size: 14pt;"><strong>範例情境：</strong></span><br />
<span style="font-size: 14pt; font-family: verdana, geneva;">01、Oracle Linux 7.9</span><br />
<span style="font-size: 14pt; font-family: verdana, geneva;">02、在mariadb10進行root密碼變更，出現「ERROR 1356 (HY000): View &#8216;mysql.user&#8217; references invalid table(s) or column(s) or function(s) or definer/invoker of view lack rights to use them」錯誤訊息</span></p>
<p><span style="font-size: 14pt; font-family: verdana, geneva;"><strong>排除方法：</strong></span><br />
<span style="font-size: 14pt; font-family: verdana, geneva;">步驟一、登入mariadb</span><br />
<span style="font-family: verdana, geneva;"><span style="font-size: 14pt;">語法：</span><span style="font-size: 14pt;"><br />
</span></span></p>
<pre><span style="color: #ff0000; font-family: verdana, geneva;">mysql -u root -p</span></pre>
<p>&nbsp;</p>
<p><span style="font-size: 14pt; font-family: verdana, geneva;">步驟二、變更mariadb10的root密碼<br />
語法：</span></p>
<pre><span style="font-family: verdana, geneva;">MariaDB [mysql]&gt; <span style="color: #ff0000;">SET PASSWORD FOR 'root'@'localhost' = PASSWORD('newpasswd');</span></span></pre>
<p><span style="font-size: 14pt; font-family: verdana, geneva;"><br />
步驟三、套用變更設定及離開<br />
語法：<br />
</span></p>
<pre><span style="font-family: verdana, geneva;">MariaDB [mysql]&gt; <span style="color: #ff0000;">FLUSH PRIVILEGES;</span></span>
<span style="font-family: verdana, geneva;">MariaDB [mysql]&gt; <span style="color: #ff0000;">quit;</span></span></pre>
<p>&nbsp;</p>
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		<item>
		<title>FreeBSD系統在ZFS的硬碟格式下，忘記系統密碼如何排除</title>
		<link>https://ailog.tw/lifelog/2021/07/03/freebsd-zfs-resetpw/</link>
		
		<dc:creator><![CDATA[blackjack]]></dc:creator>
		<pubDate>Sat, 03 Jul 2021 14:05:52 +0000</pubDate>
				<category><![CDATA[3C資訊]]></category>
		<category><![CDATA[FreeBSD]]></category>
		<category><![CDATA[change password]]></category>
		<category><![CDATA[forgot password]]></category>
		<category><![CDATA[freebsd]]></category>
		<category><![CDATA[FreeBSD系統在ZFS的硬碟格式下，忘記系統密碼如何排除]]></category>
		<category><![CDATA[reset password]]></category>
		<category><![CDATA[root]]></category>
		<category><![CDATA[ZFS]]></category>
		<category><![CDATA[忘記密碼]]></category>
		<category><![CDATA[還原密碼]]></category>
		<category><![CDATA[重新設定密碼]]></category>
		<guid isPermaLink="false">https://ailog.tw/lifelog/?p=9986</guid>

					<description><![CDATA[重置系統的密碼是還蠻常聽到的狀況，無論是交接時沒有給系統密碼，或是太久沒登入系統自己忘了密碼均會遇到這個議題， &#8230; <p class="link-more"><a href="https://ailog.tw/lifelog/2021/07/03/freebsd-zfs-resetpw/" class="more-link">閱讀全文<span class="screen-reader-text">〈FreeBSD系統在ZFS的硬碟格式下，忘記系統密碼如何排除〉</span></a></p>]]></description>
										<content:encoded><![CDATA[<p><span style="font-size: 14pt; font-family: verdana, geneva;">重置系統的密碼是還蠻常聽到的狀況，無論是交接時沒有給系統密碼，或是太久沒登入系統自己忘了密碼均會遇到這個議題，FreeBSD在近期的版本安裝時會多了ZFS的磁區格式選項，因此在重置密碼的部分會有些許不同，今天小編就帶著大家一起來了解一下。</span></p>
<p><span style="font-size: 14pt; font-family: verdana, geneva;"><span id="more-9986"></span></span></p>
<p>[操作步驟]<br />
01、FreeBSD系統開機時，選擇「Boot Single user」俗稱的單人模式<img loading="lazy" decoding="async" class="alignnone size-full wp-image-9989" src="https://ailog.tw/lifelog/wp-content/uploads/2021/07/freebsd-zfs-resetpw-01.png" alt="" width="414" height="356" srcset="https://ailog.tw/lifelog/wp-content/uploads/2021/07/freebsd-zfs-resetpw-01.png 414w, https://ailog.tw/lifelog/wp-content/uploads/2021/07/freebsd-zfs-resetpw-01-300x258.png 300w" sizes="auto, (max-width: 414px) 100vw, 414px" /></p>
<p>02、卸載系統預設掛載的硬碟<br />
指令如下：<br />
adjkerntz -i<br />
mount -u /<br />
<img loading="lazy" decoding="async" class="alignnone size-full wp-image-9990" src="https://ailog.tw/lifelog/wp-content/uploads/2021/07/freebsd-zfs-resetpw-02.png" alt="" width="189" height="35" /></p>
<p>03、啟動「hostid 」服務<br />
指令如下：<br />
/etc/rc.d/hostid start<br />
<img loading="lazy" decoding="async" class="alignnone size-full wp-image-9991" src="https://ailog.tw/lifelog/wp-content/uploads/2021/07/freebsd-zfs-resetpw-03.png" alt="" width="499" height="50" srcset="https://ailog.tw/lifelog/wp-content/uploads/2021/07/freebsd-zfs-resetpw-03.png 499w, https://ailog.tw/lifelog/wp-content/uploads/2021/07/freebsd-zfs-resetpw-03-300x30.png 300w" sizes="auto, (max-width: 499px) 100vw, 499px" /></p>
<p>04、掛載ZFS磁區<br />
指令如下：<br />
zfs mount -a<br />
<img loading="lazy" decoding="async" class="alignnone size-full wp-image-9992" src="https://ailog.tw/lifelog/wp-content/uploads/2021/07/freebsd-zfs-resetpw-04.png" alt="" width="165" height="17" /></p>
<p>05、變更root密碼<br />
指令如下：<br />
passwd<br />
<img loading="lazy" decoding="async" class="alignnone size-full wp-image-9993" src="https://ailog.tw/lifelog/wp-content/uploads/2021/07/freebsd-zfs-resetpw-05.png" alt="" width="295" height="70" /></p>
<p>06、重新啟動系統<br />
指令如下：<br />
sync<br />
reboot<br />
<img loading="lazy" decoding="async" class="alignnone size-full wp-image-9994" src="https://ailog.tw/lifelog/wp-content/uploads/2021/07/freebsd-zfs-resetpw-06.png" alt="" width="125" height="34" /></p>
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		<title>FreeBSD如何讓網頁執行需要root權限的script</title>
		<link>https://ailog.tw/lifelog/2020/12/26/freebsd-web-root/</link>
		
		<dc:creator><![CDATA[blackjack]]></dc:creator>
		<pubDate>Sat, 26 Dec 2020 07:01:22 +0000</pubDate>
				<category><![CDATA[3C資訊]]></category>
		<category><![CDATA[FreeBSD]]></category>
		<category><![CDATA[apache]]></category>
		<category><![CDATA[freebsd]]></category>
		<category><![CDATA[FreeBSD如何讓網頁執行需要root權限的script]]></category>
		<category><![CDATA[root]]></category>
		<category><![CDATA[script]]></category>
		<category><![CDATA[sudo]]></category>
		<category><![CDATA[visudo]]></category>
		<category><![CDATA[web]]></category>
		<category><![CDATA[www]]></category>
		<guid isPermaLink="false">https://ailog.tw/lifelog/?p=5641</guid>

					<description><![CDATA[小編遇到了一個案例，需要透過網頁來執行需要root才可以運作的script，當下當然覺得這是非常危險的動作，溝 &#8230; <p class="link-more"><a href="https://ailog.tw/lifelog/2020/12/26/freebsd-web-root/" class="more-link">閱讀全文<span class="screen-reader-text">〈FreeBSD如何讓網頁執行需要root權限的script〉</span></a></p>]]></description>
										<content:encoded><![CDATA[<p>小編遇到了一個案例，需要透過網頁來執行需要root才可以運作的script，當下當然覺得這是非常危險的動作，溝通過後了解到對方是在要企業的內部系統網頁執行，好吧!今天小編就來分享如何透過web程式去執行需要root才可以執行的script。<span id="more-5641"></span></p>
<p>一、作業系統情境：<br />
FreeBSD</p>
<p>二、安裝Sudo軟體：<br />
(1)、透過pkg安裝：<br />
<span style="font-weight: 400;">pkg install </span><span style="font-weight: 400;">sudo</span></p>
<p>(2)、透過ports安裝：<br />
<span style="font-weight: 400;">cd /usr/ports/security/sudo<br />
</span><span style="font-weight: 400;">make &amp;&amp; make install<br />
</span></p>
<p>三、設定權限<br />
<span style="font-weight: 400;">在命令提示字元下輸入「visudo」<br />
</span>在文件的最下面新增新增要賦予的權限及程式</p>
<p>範例一：<br />
www ALL=NOPASSWD:/var/carddata/md5check.sh</p>
<p>範例二：<br />
apache ALL=NOPASSWD:/var/carddata/md5check.sh</p>
<p>注意事項：<br />
設定時最前方是要用www或apache得看系統是用哪一個帳號來運作web server。</p>
<p>&nbsp;</p>
<p><span style="font-weight: 400;"> </span></p>
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		<title>Linux Sudo Package有漏洞，伺服器管理者趕快更新。</title>
		<link>https://ailog.tw/lifelog/2019/10/17/linux-sudo/</link>
		
		<dc:creator><![CDATA[blackjack]]></dc:creator>
		<pubDate>Thu, 17 Oct 2019 01:56:27 +0000</pubDate>
				<category><![CDATA[Linux]]></category>
		<category><![CDATA[Security]]></category>
		<category><![CDATA[root]]></category>
		<category><![CDATA[sudo]]></category>
		<guid isPermaLink="false">https://ailog.tw/lifelog/?p=1339</guid>

					<description><![CDATA[sudo在10月14日公佈了一個編號 CVE-2019-14287 的漏洞，透過這個漏洞攻擊者可以提高遠端伺服 &#8230; <p class="link-more"><a href="https://ailog.tw/lifelog/2019/10/17/linux-sudo/" class="more-link">閱讀全文<span class="screen-reader-text">〈Linux Sudo Package有漏洞，伺服器管理者趕快更新。〉</span></a></p>]]></description>
										<content:encoded><![CDATA[<p>sudo在10月14日公佈了一個編號 <a href="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-14287">CVE-2019-14287</a> 的漏洞，透過這個漏洞攻擊者可以提高遠端伺服器執行權限，小編建議伺服器管理者盡快更新。<span id="more-1339"></span></p>
<p>檢查目前Linux安裝的sudo套件版本指令：<br />
sudo -V | grep version<br />
<img loading="lazy" decoding="async" class="alignnone wp-image-1344 size-full" src="https://ailog.tw/lifelog/wp-content/uploads/2019/10/SUDO-002.png" alt="" width="360" height="98" srcset="https://ailog.tw/lifelog/wp-content/uploads/2019/10/SUDO-002.png 360w, https://ailog.tw/lifelog/wp-content/uploads/2019/10/SUDO-002-300x82.png 300w" sizes="auto, (max-width: 360px) 100vw, 360px" /></p>
<p>ubuntu各版本的sudo建議修正版本：<br />
<a href="https://usn.ubuntu.com/4154-1/">https://usn.ubuntu.com/4154-1/</a></p>
<p>sudo原廠網址公告訊息：<br />
<a href="https://www.sudo.ws/alerts/minus_1_uid.html">https://www.sudo.ws/alerts/minus_1_uid.html</a></p>
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