{"id":65536,"date":"2026-06-24T17:00:00","date_gmt":"2026-06-24T17:00:00","guid":{"rendered":"https:\/\/zero.redgem.net\/?p=65536"},"modified":"2026-06-24T17:00:00","modified_gmt":"2026-06-24T17:00:00","slug":"aten-unizon-uploadssl-directory-traversal-arbitrary-file-deletion-vulnerability","status":"publish","type":"post","link":"https:\/\/zero.redgem.net\/?p=65536","title":{"rendered":"ATEN Unizon uploadSSL Directory Traversal Arbitrary File Deletion Vulnerability_CVE-2026-9775"},"content":{"rendered":"<p>{&#8220;lastseen&#8221;:&#8221;&#8221;,&#8221;description&#8221;:&#8221;ATEN Unizon uploadSSL Directory Traversal Arbitrary File Deletion Vulnerability. This vulnerability allows remote attackers to delete arbitrary files on affected installations of ATEN Unizon. Authentication is required to exploit this vulnerability.\\n\\nThe specific flaw exists within the uploadSSL method. The issue results from the lack of proper validation of a user-supplied path prior to using it in file operations. An attacker can leverage this vulnerability to delete files or create a denial-of-service condition on the system. Was ZDI-CAN-28503.&#8221;,&#8221;published&#8221;:&#8221;2026-06-24T21:36:42.866Z&#8221;,&#8221;modified&#8221;:&#8221;2026-06-24T21:36:42.866Z&#8221;,&#8221;type&#8221;:&#8221;cve&#8221;,&#8221;title&#8221;:&#8221;ATEN Unizon uploadSSL Directory Traversal Arbitrary File Deletion Vulnerability&#8221;,&#8221;source&#8221;:&#8221;zdi&#8221;,&#8221;references&#8221;:&#8221;https:\/\/www.zerodayinitiative.com\/advisories\/ZDI-26-379\/\\nhttps:\/\/www.aten.com\/global\/en\/supportcenter\/info\/security-advisory\/28\/&#8221;,&#8221;id&#8221;:&#8221;CVE-2026-9775&#8243;,&#8221;bulletinFamily&#8221;:&#8221;&#8221;,&#8221;cwe&#8221;:[&#8220;CWE-22&#8243;],&#8221;cvelist&#8221;:null,&#8221;sourceData&#8221;:&#8221;ATEN Unizon 2.7.262.002&#8243;,&#8221;sourceHref&#8221;:&#8221;&#8221;,&#8221;cvss&#8221;:{&#8220;score&#8221;:5.5,&#8221;severity&#8221;:&#8221;MEDIUM&#8221;,&#8221;vector&#8221;:&#8221;CVSS:3.0\/AV:N\/AC:L\/PR:H\/UI:N\/S:U\/C:N\/I:L\/A:H&#8221;,&#8221;version&#8221;:&#8221;3.0&#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;Unizon&#8221;,&#8221;version&#8221;:&#8221;2.7.262.002&#8243;,&#8221;vendor&#8221;:&#8221;ATEN&#8221;,&#8221;ai_description&#8221;:&#8221;&#8221;,&#8221;ai_severity&#8221;:&#8221;&#8221;,&#8221;ai_vendor&#8221;:&#8221;&#8221;,&#8221;ai_product&#8221;:&#8221;&#8221;,&#8221;ai_version&#8221;:&#8221;&#8221;,&#8221;ai_score&#8221;:0}<\/p>\n","protected":false},"excerpt":{"rendered":"<p>{&#8220;lastseen&#8221;:&#8221;&#8221;,&#8221;description&#8221;:&#8221;ATEN Unizon uploadSSL Directory Traversal Arbitrary File Deletion Vulnerability. This vulnerability allows remote attackers to delete arbitrary files on affected installations of ATEN Unizon. Authentication&#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":[6,8,70,12,21,13,7,11,5],"class_list":["post-65536","post","type-post","status-publish","format-standard","hentry","category-category_cve","tag-cve","tag-cvss","tag-cvss-55","tag-exploit","tag-medium","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>ATEN Unizon uploadSSL Directory Traversal Arbitrary File Deletion Vulnerability_CVE-2026-9775 - 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=65536\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"ATEN Unizon uploadSSL Directory Traversal Arbitrary File Deletion Vulnerability_CVE-2026-9775 - zero redgem\" \/>\n<meta property=\"og:description\" content=\"{&#8220;lastseen&#8221;:&#8221;&#8221;,&#8221;description&#8221;:&#8221;ATEN Unizon uploadSSL Directory Traversal Arbitrary File Deletion Vulnerability. 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