{"id":56601,"date":"2026-05-24T10:33:07","date_gmt":"2026-05-24T10:33:07","guid":{"rendered":"https:\/\/zero.redgem.net\/?p=56601"},"modified":"2026-05-24T10:33:07","modified_gmt":"2026-05-24T10:33:07","slug":"totolink-a8000ru-web-management-cstecgicgi-setschedulecfg-os-command-injection","status":"publish","type":"post","link":"https:\/\/zero.redgem.net\/?p=56601","title":{"rendered":"Totolink A8000RU Web Management cstecgi.cgi setScheduleCfg os command injection_CVE-2026-9388"},"content":{"rendered":"<p>{&#8220;lastseen&#8221;:&#8221;&#8221;,&#8221;description&#8221;:&#8221;A weakness has been identified in Totolink A8000RU 7.1cu.643_b20200521. The impacted element is the function setScheduleCfg of the file \/cgi-bin\/cstecgi.cgi of the component Web Management Interface. Executing a manipulation of the argument mode can lead to os command injection. It is possible to launch the attack remotely. The exploit has been made available to the public and could be used for attacks.&#8221;,&#8221;published&#8221;:&#8221;2026-05-24T14:30:11.986Z&#8221;,&#8221;modified&#8221;:&#8221;2026-05-24T14:30:11.986Z&#8221;,&#8221;type&#8221;:&#8221;cve&#8221;,&#8221;title&#8221;:&#8221;Totolink A8000RU Web Management cstecgi.cgi setScheduleCfg os command injection&#8221;,&#8221;source&#8221;:&#8221;VulDB&#8221;,&#8221;references&#8221;:&#8221;https:\/\/vuldb.com\/vuln\/365351\\nhttps:\/\/vuldb.com\/vuln\/365351\/cti\\nhttps:\/\/vuldb.com\/submit\/813434\\nhttps:\/\/github.com\/Litengzheng\/vuldb_new2\/blob\/main\/A8000RU\/vul_335\/README.md\\nhttps:\/\/www.totolink.net\/&#8221;,&#8221;id&#8221;:&#8221;CVE-2026-9388&#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 setScheduleCfg function in the cstecgi.cgi file, allowing remote attacks.&#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 weakness has been identified in Totolink A8000RU 7.1cu.643_b20200521. The impacted element is the function setScheduleCfg of the file \/cgi-bin\/cstecgi.cgi of the component Web Management&#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-56601","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 setScheduleCfg os command injection_CVE-2026-9388 - 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=56601\" \/>\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 setScheduleCfg os command injection_CVE-2026-9388 - zero redgem\" \/>\n<meta property=\"og:description\" content=\"{&#8220;lastseen&#8221;:&#8221;&#8221;,&#8221;description&#8221;:&#8221;A weakness has been identified in Totolink A8000RU 7.1cu.643_b20200521. 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