{"id":39416,"date":"2024-11-26T12:47:18","date_gmt":"2024-11-26T04:47:18","guid":{"rendered":"https:\/\/fwq.ai\/blog\/39416\/"},"modified":"2024-11-26T12:47:18","modified_gmt":"2024-11-26T04:47:18","slug":"%e5%b7%b2%e5%ad%98%e5%9c%a810%e5%a4%9a%e5%b9%b4-linux%e5%9c%88%e6%9b%9d%e5%87%ba%e7%81%be%e9%9a%be%e7%ba%a7%e6%bc%8f%e6%b4%9e-%e9%99%84%e7%bc%93%e8%a7%a3%e6%96%b9%e6%a1%88","status":"publish","type":"post","link":"https:\/\/fwq.ai\/blog\/39416\/","title":{"rendered":"\u5df2\u5b58\u572810\u591a\u5e74! Linux\u5708\u66dd\u51fa\u707e\u96be\u7ea7\u6f0f\u6d1e \u9644\u7f13\u89e3\u65b9\u6848"},"content":{"rendered":"<p>\u4e25\u91cd  \u6f0f\u6d1e\u5371\u5bb3\u91cd\u5927\u4e00\u4e2a\u5b58\u5728\u4e86\u5341\u591a\u5e74\u7684\u4e25\u91cd\u8fdc\u7a0b\u4ee3\u7801\u6267\u884c (rce) \u6f0f\u6d1e\u5df2\u5728 linux \u5708\u66dd\u51fa\u3002\u8be5\u6f0f\u6d1e\u5f71\u54cd\u51e0\u4e4e\u6240\u6709 gnu\/linux \u53d1\u884c\u7248\uff0c\u76ee\u524d\u5c1a\u672a\u6709\u4fee\u590d\u8865\u4e01\u3002\u5c3d\u7ba1\u5982\u6b64\uff0c\u4ecd\u6709\u7f13\u89e3\u63aa\u65bd\u53ef\u4f9b\u91c7\u53d6\u3002php\u5c0f\u7f16\u65b0\u4e00\u5f3a\u70c8\u5efa\u8bae\u6240\u6709 linux \u7528\u6237\u9605\u8bfb\u4ee5\u4e0b\u5185\u5bb9\uff0c\u4e86\u89e3\u8be5\u6f0f\u6d1e\u7684\u8be6\u7ec6\u4fe1\u606f\u3001\u7f13\u89e3\u63aa\u65bd\u4ee5\u53ca linux \u53d1\u884c\u7248\u7684\u5b98\u65b9\u5efa\u8bae\u3002<\/p>\n<p>\u8f6f\u4ef6\u5f00\u53d1\u4eba\u5458 Simone Margaritelli \u4e8e 9 \u6708 23 \u65e5\u5728 X \u5e73\u53f0\u53d1\u5e03\u63a8\u6587\uff0c\u7387\u5148\u66dd\u6599\u4e86\u8fd9\u4e9b RCE \u6f0f\u6d1e\uff0c\u76ee\u524d\u5df2\u7ecf\u901a\u77e5\u76f8\u5173\u5f00\u53d1\u56e2\u961f\uff0c\u5e76\u4f1a\u5728\u672a\u6765\u4e24\u5468\u5185\u5b8c\u5168\u62ab\u9732\u3002<\/p>\n<h3>\u6f0f\u6d1e\u7834\u574f\u529b<\/h3>\n<p>Margaritelli \u8868\u793a\u8fd9\u4e9b\u6f0f\u6d1e\u76ee\u524d\u6ca1\u6709\u5206\u914d CVE \u8ffd\u8e2a\u7f16\u53f7\uff0c\u4e0d\u8fc7\u81f3\u5c11\u4f1a\u6709 3 \u4e2a\uff0c\u7406\u60f3\u72b6\u6001\u4e0b\u4f1a\u8fbe\u5230 6 \u4e2a\u3002<\/p>\n<p>Canonical\uff08Ubuntu \u5f00\u53d1\u5546\uff09\u3001Red Hat \u4ee5\u53ca\u5176\u4ed6\u53d1\u884c\u7248\u7684\u5f00\u53d1\u56e2\u961f\u548c\u516c\u53f8\u5df2\u786e\u8ba4\u4e86\u8fd9\u4e9b RCE \u6f0f\u6d1e\u7684\u4e25\u91cd\u7a0b\u5ea6\uff0c\u9884\u4f30 CVSS \u8bc4\u5206\u8fbe\u5230 9.9\uff08\u6ee1\u5206 10 \u5206\uff0c\u5206\u6570\u8d8a\u9ad8\u4ee3\u8868\u8d8a\u5371\u9669\uff09\uff0c\u8fd9\u8868\u660e\u5982\u679c\u88ab\u5229\u7528\uff0c\u53ef\u80fd\u4f1a\u9020\u6210\u707e\u96be\u6027\u7684\u7834\u574f\u3002<\/p>\n<p style=\"text-align:center\"><img decoding=\"async\" src=\"https:\/\/img.php.cn\/upload\/article\/001\/246\/273\/172949115940948.jpg\" class=\"aligncenter\" title=\"\u5df2\u5b58\u572810\u591a\u5e74! Linux\u5708\u66dd\u51fa\u707e\u96be\u7ea7\u6f0f\u6d1e \u9644\u7f13\u89e3\u65b9\u6848\u63d2\u56fe\" alt=\"\u5df2\u5b58\u572810\u591a\u5e74! Linux\u5708\u66dd\u51fa\u707e\u96be\u7ea7\u6f0f\u6d1e \u9644\u7f13\u89e3\u65b9\u6848\u63d2\u56fe\" \/><\/p>\n<h3>\u6f0f\u6d1e\u7ec6\u8282<\/h3>\n<p>\u8be5\u6f0f\u6d1e\u4e3b\u8981\u5b58\u5728\u4e8e Unix \u6253\u5370\u7cfb\u7edf CUPS \u4e2d\uff0c\u5982\u679c\u7528\u6237\u6b63\u8fd0\u884c CUPS\uff0c\u5e76\u542f\u7528\u4e86 cups-browsed\uff0c\u90a3\u4e48\u5c31\u5b58\u5728\u88ab\u653b\u51fb\u98ce\u9669\uff0c\u5bfc\u81f4\u7528\u6237\u8bbe\u5907\u88ab\u8fdc\u7a0b\u52ab\u6301\u3002<\/p>\n<p>\u4e0d\u8fc7 CUPS \u5f00\u53d1\u56e2\u961f\u5728\u5982\u4f55\u5904\u7406\u8be5\u6f0f\u6d1e\u65b9\u9762\u5b58\u5728\u5206\u6b67\uff0c\u90e8\u5206\u6210\u5458\u5728\u4e89\u8bba\u8be5\u6f0f\u6d1e\u5bf9\u5b9e\u9645\u8fd0\u884c\u7684\u5b89\u5168\u5f71\u54cd\uff0cMargaritelli \u5bf9\u6b64\u8868\u793a\u6cae\u4e27\u3002<\/p>\n<p style=\"text-align:center\"><img decoding=\"async\" src=\"https:\/\/img.php.cn\/upload\/article\/001\/246\/273\/172949115932755.jpg\" class=\"aligncenter\" title=\"\u5df2\u5b58\u572810\u591a\u5e74! Linux\u5708\u66dd\u51fa\u707e\u96be\u7ea7\u6f0f\u6d1e \u9644\u7f13\u89e3\u65b9\u6848\u63d2\u56fe1\" alt=\"\u5df2\u5b58\u572810\u591a\u5e74! Linux\u5708\u66dd\u51fa\u707e\u96be\u7ea7\u6f0f\u6d1e \u9644\u7f13\u89e3\u65b9\u6848\u63d2\u56fe1\" \/><\/p>\n<p style=\"text-align:center\"><img decoding=\"async\" src=\"https:\/\/img.php.cn\/upload\/article\/001\/246\/273\/172949115920641.jpg\" class=\"aligncenter\" title=\"\u5df2\u5b58\u572810\u591a\u5e74! Linux\u5708\u66dd\u51fa\u707e\u96be\u7ea7\u6f0f\u6d1e \u9644\u7f13\u89e3\u65b9\u6848\u63d2\u56fe2\" alt=\"\u5df2\u5b58\u572810\u591a\u5e74! Linux\u5708\u66dd\u51fa\u707e\u96be\u7ea7\u6f0f\u6d1e \u9644\u7f13\u89e3\u65b9\u6848\u63d2\u56fe2\" \/><\/p>\n<p style=\"text-align:center\"><img decoding=\"async\" src=\"https:\/\/img.php.cn\/upload\/article\/001\/246\/273\/172949115930355.jpg\" class=\"aligncenter\" title=\"\u5df2\u5b58\u572810\u591a\u5e74! Linux\u5708\u66dd\u51fa\u707e\u96be\u7ea7\u6f0f\u6d1e \u9644\u7f13\u89e3\u65b9\u6848\u63d2\u56fe3\" alt=\"\u5df2\u5b58\u572810\u591a\u5e74! Linux\u5708\u66dd\u51fa\u707e\u96be\u7ea7\u6f0f\u6d1e \u9644\u7f13\u89e3\u65b9\u6848\u63d2\u56fe3\" \/><\/p>\n<p>\u7814\u7a76\u4eba\u5458\u6307\u51fa\uff0c\u5c3d\u7ba1\u63d0\u4f9b\u4e86\u591a\u4e2a\u6982\u5ff5\u9a8c\u8bc1 (PoC)\uff0c\u7cfb\u7edf\u5730\u63a8\u7ffb\u4e86\u5f00\u53d1\u4eba\u5458\u7684\u5047\u8bbe\uff0c\u4f46\u8fdb\u5c55\u4ecd\u7136\u7f13\u6162\u3002<\/p>\n<h3>\u7f13\u89e3\u65b9\u6848<\/h3>\n<p>\u6211\u4eec\u63f4\u5f15 Margaritelli \u6d88\u606f\uff0c\u76ee\u524d\u6ca1\u6709\u4fee\u590d\u8865\u4e01\uff0c\u7528\u6237\u53ef\u4ee5\u5c1d\u8bd5\u4ee5\u4e0b\u7f13\u89e3\u65b9\u6848\uff1a<\/p>\n<ul>\n<li>\u7981\u7528\u6216\u8005\u79fb\u9664 cups-browsed \u670d\u52a1<\/li>\n<li>\u66f4\u65b0 CUPS \u5b89\u88c5\uff0c\u4ee5\u4fbf\u5728\u5b89\u5168\u66f4\u65b0\u53ef\u7528\u65f6\u5f15\u5165\u5b89\u5168\u66f4\u65b0\u3002<\/li>\n<li>\u963b\u6b62\u5bf9 UDP \u7aef\u53e3 631 \u7684\u8bbf\u95ee\uff0c\u5e76\u8003\u8651\u5173\u95ed DNS-SD\u3002<\/li>\n<li>\u5982\u679c 631 \u7aef\u53e3\u65e0\u6cd5\u76f4\u63a5\u8bbf\u95ee\uff0c\u653b\u51fb\u8005\u53ef\u80fd\u4f1a\u901a\u8fc7\u6b3a\u9a97 zeroconf\u3001mDNS \u6216 DNS-SD \u5e7f\u544a\u6765\u5b9e\u73b0\u653b\u51fb\u3002<\/li>\n<\/ul>\n<p>\u4ee5\u4e0a\u5c31\u662f\u5df2\u5b58\u572810\u591a\u5e74! Linux\u5708\u66dd\u51fa\u707e\u96be\u7ea7\u6f0f\u6d1e \u9644\u7f13\u89e3\u65b9\u6848\u7684\u8be6\u7ec6\u5185\u5bb9\uff0c\u66f4\u591a\u8bf7\u5173\u6ce8\u7c73\u4e91\u5176\u5b83\u76f8\u5173\u6587\u7ae0\uff01<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u4e25\u91cd \u6f0f\u6d1e\u5371\u5bb3\u91cd\u5927\u4e00\u4e2a\u5b58\u5728\u4e86\u5341\u591a\u5e74\u7684\u4e25\u91cd\u8fdc\u7a0b\u4ee3\u7801\u6267\u884c (rce) \u6f0f\u6d1e\u5df2\u5728 linux \u5708\u66dd\u51fa\u3002\u8be5\u6f0f\u6d1e\u5f71\u54cd\u51e0\u4e4e\u6240\u6709 gnu\/linux \u53d1\u884c\u7248\uff0c\u76ee\u524d\u5c1a\u672a\u6709\u4fee\u590d\u8865\u4e01\u3002\u5c3d\u7ba1\u5982\u6b64\uff0c\u4ecd\u6709\u7f13\u89e3\u63aa\u65bd\u53ef\u4f9b\u91c7\u53d6\u3002php\u5c0f\u7f16\u65b0\u4e00\u5f3a\u70c8\u5efa\u8bae\u6240\u6709 linux \u7528\u6237\u9605\u8bfb\u4ee5\u4e0b\u5185\u5bb9\uff0c\u4e86\u89e3\u8be5\u6f0f\u6d1e\u7684\u8be6\u7ec6\u4fe1\u606f\u3001\u7f13\u89e3\u63aa\u65bd\u4ee5\u53ca linux \u53d1\u884c\u7248\u7684\u5b98\u65b9\u5efa\u8bae\u3002 \u8f6f\u4ef6\u5f00\u53d1\u4eba\u5458 Simone Margaritelli \u4e8e 9 \u6708 23 \u65e5\u5728 X \u5e73\u53f0\u53d1\u5e03\u63a8\u6587\uff0c\u7387\u5148\u66dd\u6599\u4e86\u8fd9\u4e9b RCE \u6f0f\u6d1e\uff0c\u76ee\u524d\u5df2\u7ecf\u901a\u77e5\u76f8\u5173\u5f00\u53d1\u56e2\u961f\uff0c\u5e76\u4f1a\u5728\u672a\u6765\u4e24\u5468\u5185\u5b8c\u5168\u62ab\u9732\u3002 \u6f0f\u6d1e\u7834\u574f\u529b Margaritelli \u8868\u793a\u8fd9\u4e9b\u6f0f\u6d1e\u76ee\u524d\u6ca1\u6709\u5206\u914d CVE \u8ffd\u8e2a\u7f16\u53f7\uff0c\u4e0d\u8fc7\u81f3\u5c11\u4f1a\u6709 3 \u4e2a\uff0c\u7406\u60f3\u72b6\u6001\u4e0b\u4f1a\u8fbe\u5230 6 \u4e2a\u3002 Canonical\uff08Ubuntu \u5f00\u53d1\u5546\uff09\u3001Red Hat \u4ee5\u53ca\u5176\u4ed6\u53d1\u884c\u7248\u7684\u5f00\u53d1\u56e2\u961f\u548c\u516c\u53f8\u5df2\u786e\u8ba4\u4e86\u8fd9\u4e9b RCE \u6f0f\u6d1e\u7684\u4e25\u91cd\u7a0b\u5ea6\uff0c\u9884\u4f30 CVSS \u8bc4\u5206\u8fbe\u5230 9.9\uff08\u6ee1\u5206 10 \u5206\uff0c\u5206\u6570\u8d8a\u9ad8\u4ee3\u8868\u8d8a\u5371\u9669\uff09\uff0c\u8fd9\u8868\u660e\u5982\u679c\u88ab\u5229\u7528\uff0c\u53ef\u80fd\u4f1a\u9020\u6210\u707e\u96be\u6027\u7684\u7834\u574f\u3002 \u6f0f\u6d1e\u7ec6\u8282 \u8be5\u6f0f\u6d1e\u4e3b\u8981\u5b58\u5728\u4e8e Unix \u6253\u5370\u7cfb\u7edf CUPS \u4e2d\uff0c\u5982\u679c\u7528\u6237\u6b63\u8fd0\u884c CUPS\uff0c\u5e76\u542f\u7528\u4e86 cups-browsed\uff0c\u90a3\u4e48\u5c31\u5b58\u5728\u88ab\u653b\u51fb\u98ce\u9669\uff0c\u5bfc\u81f4\u7528\u6237\u8bbe\u5907\u88ab\u8fdc\u7a0b\u52ab\u6301\u3002 \u4e0d\u8fc7 CUPS \u5f00\u53d1\u56e2\u961f\u5728\u5982\u4f55\u5904\u7406\u8be5\u6f0f\u6d1e\u65b9\u9762\u5b58\u5728\u5206\u6b67\uff0c\u90e8\u5206\u6210\u5458\u5728\u4e89\u8bba\u8be5\u6f0f\u6d1e\u5bf9\u5b9e\u9645\u8fd0\u884c\u7684\u5b89\u5168\u5f71\u54cd\uff0cMargaritelli [&hellip;]<\/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-39416","post","type-post","status-publish","format-standard","hentry","category-os"],"_links":{"self":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/39416","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=39416"}],"version-history":[{"count":0,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/39416\/revisions"}],"wp:attachment":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/media?parent=39416"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/categories?post=39416"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/tags?post=39416"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}