{"id":56608,"date":"2026-05-24T10:33:33","date_gmt":"2026-05-24T10:33:33","guid":{"rendered":"https:\/\/zero.redgem.net\/?p=56608"},"modified":"2026-05-24T10:33:33","modified_gmt":"2026-05-24T10:33:33","slug":"totolink-a8000ru-web-management-cstecgicgi-settraceroutecfg-os-command-injection","status":"publish","type":"post","link":"https:\/\/zero.redgem.net\/?p=56608","title":{"rendered":"Totolink A8000RU Web Management cstecgi.cgi setTracerouteCfg os command injection_CVE-2026-9385"},"content":{"rendered":"<p>{&#8220;lastseen&#8221;:&#8221;&#8221;,&#8221;description&#8221;:&#8221;A vulnerability was determined in Totolink A8000RU 7.1cu.643_b20200521. This issue affects the function setTracerouteCfg of the file \/cgi-bin\/cstecgi.cgi of the component Web Management Interface. This manipulation of the argument command causes os command injection. The attack is possible to be carried out remotely. The exploit has been publicly disclosed and may be utilized.&#8221;,&#8221;published&#8221;:&#8221;2026-05-24T13:45:12.803Z&#8221;,&#8221;modified&#8221;:&#8221;2026-05-24T13:45:12.803Z&#8221;,&#8221;type&#8221;:&#8221;cve&#8221;,&#8221;title&#8221;:&#8221;Totolink A8000RU Web Management cstecgi.cgi setTracerouteCfg os command injection&#8221;,&#8221;source&#8221;:&#8221;VulDB&#8221;,&#8221;references&#8221;:&#8221;https:\/\/vuldb.com\/vuln\/365348\\nhttps:\/\/vuldb.com\/vuln\/365348\/cti\\nhttps:\/\/vuldb.com\/submit\/813431\\nhttps:\/\/github.com\/Litengzheng\/vuldb_new2\/blob\/main\/A8000RU\/vul_332\/README.md\\nhttps:\/\/www.totolink.net\/&#8221;,&#8221;id&#8221;:&#8221;CVE-2026-9385&#8243;,&#8221;bulletinFamily&#8221;:&#8221;&#8221;,&#8221;cwe&#8221;:[&#8220;CWE-78&#8243;,&#8221;CWE-77&#8243;],&#8221;cvelist&#8221;:null,&#8221;sourceData&#8221;:&#8221;Totolink A8000RU 7.1cu.643_b20200521&#8243;,&#8221;sourceHref&#8221;:&#8221;&#8221;,&#8221;cvss&#8221;:{&#8220;score&#8221;:9.3,&#8221;severity&#8221;:&#8221;CRITICAL&#8221;,&#8221;vector&#8221;:&#8221;CVSS:4.0\/AV:N\/AC:L\/AT:N\/PR:N\/UI:N\/VC:H\/VI:H\/VA:H\/SC:N\/SI:N\/SA:N\/E:P&#8221;,&#8221;version&#8221;:&#8221;4.0&#8243;},&#8221;cvss2&#8243;:{},&#8221;cvss3&#8243;:{&#8220;version&#8221;:&#8221;&#8221;,&#8221;vectorString&#8221;:&#8221;&#8221;,&#8221;baseScore&#8221;:0,&#8221;baseSeverity&#8221;:&#8221;&#8221;,&#8221;attackVector&#8221;:&#8221;&#8221;,&#8221;attackComplexity&#8221;:&#8221;&#8221;,&#8221;privilegesRequired&#8221;:&#8221;&#8221;,&#8221;userInteraction&#8221;:&#8221;&#8221;,&#8221;scope&#8221;:&#8221;&#8221;,&#8221;confidentialityImpact&#8221;:&#8221;&#8221;,&#8221;integrityImpact&#8221;:&#8221;&#8221;,&#8221;availabilityImpact&#8221;:&#8221;&#8221;,&#8221;cvssV3&#8243;:{&#8220;version&#8221;:&#8221;&#8221;,&#8221;vectorString&#8221;:&#8221;&#8221;,&#8221;baseScore&#8221;:0,&#8221;baseSeverity&#8221;:&#8221;&#8221;,&#8221;attackVector&#8221;:&#8221;&#8221;,&#8221;attackComplexity&#8221;:&#8221;&#8221;,&#8221;privilegesRequired&#8221;:&#8221;&#8221;,&#8221;userInteraction&#8221;:&#8221;&#8221;,&#8221;scope&#8221;:&#8221;&#8221;,&#8221;confidentialityImpact&#8221;:&#8221;&#8221;,&#8221;integrityImpact&#8221;:&#8221;&#8221;,&#8221;availabilityImpact&#8221;:&#8221;&#8221;}},&#8221;href&#8221;:&#8221;&#8221;,&#8221;category_name&#8221;:&#8221;CVE&#8221;,&#8221;post_link&#8221;:&#8221;&#8221;,&#8221;product&#8221;:&#8221;A8000RU&#8221;,&#8221;version&#8221;:&#8221;7.1cu.643_b20200521&#8243;,&#8221;vendor&#8221;:&#8221;Totolink&#8221;,&#8221;ai_description&#8221;:&#8221;OS command injection vulnerability in Totolink A8000RU Web Management Interface via the setTracerouteCfg function in cstecgi.cgi, allowing remote attackers to execute arbitrary commands.&#8221;,&#8221;ai_severity&#8221;:&#8221;Critical&#8221;,&#8221;ai_vendor&#8221;:&#8221;Totolink&#8221;,&#8221;ai_product&#8221;:&#8221;A8000RU&#8221;,&#8221;ai_version&#8221;:&#8221;7.1cu.643_b20200521&#8243;,&#8221;ai_score&#8221;:9.3}<\/p>\n","protected":false},"excerpt":{"rendered":"<p>{&#8220;lastseen&#8221;:&#8221;&#8221;,&#8221;description&#8221;:&#8221;A vulnerability was determined in Totolink A8000RU 7.1cu.643_b20200521. This issue affects the function setTracerouteCfg of the file \/cgi-bin\/cstecgi.cgi of the component Web Management Interface. This&#8230;<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[2],"tags":[9,6,8,55,12,13,7,11,5],"class_list":["post-56608","post","type-post","status-publish","format-standard","hentry","category-category_cve","tag-critical","tag-cve","tag-cvss","tag-cvss-93","tag-exploit","tag-news","tag-security","tag-tapic","tag-vulnerability"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.5 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Totolink A8000RU Web Management cstecgi.cgi setTracerouteCfg os command injection_CVE-2026-9385 - zero redgem<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/zero.redgem.net\/?p=56608\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Totolink A8000RU Web Management cstecgi.cgi setTracerouteCfg os command injection_CVE-2026-9385 - zero redgem\" \/>\n<meta property=\"og:description\" content=\"{&#8220;lastseen&#8221;:&#8221;&#8221;,&#8221;description&#8221;:&#8221;A vulnerability was determined in Totolink A8000RU 7.1cu.643_b20200521. 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