{"id":41166,"date":"2025-03-13T11:07:40","date_gmt":"2025-03-13T11:07:40","guid":{"rendered":"https:\/\/www.ispreview.co.uk\/?p=41166"},"modified":"2025-03-13T11:07:40","modified_gmt":"2025-03-13T11:07:40","slug":"draytek-reveal-multiple-new-security-vulnerabilities-in-their-routers","status":"publish","type":"post","link":"https:\/\/www.ispreview.co.uk\/index.php\/2025\/03\/draytek-reveal-multiple-new-security-vulnerabilities-in-their-routers.html","title":{"rendered":"DrayTek Reveal Multiple New Security Vulnerabilities in their Routers"},"content":{"rendered":"<p>Customers of <a href=\"https:\/\/www.draytek.co.uk\" target=\"_blank\" rel=\"noopener\">DrayTek<\/a>&#8216;s popular broadband routers, which are a familiar name in the UK ISP world, have this week been notified about two recently published security vulnerabilities in several of their products &#8211; both of which have a Common Vulnerability Score (CVSS) of 9.8 out of 10. But don&#8217;t worry, new firmware already exists to patch them.<!--more--><\/p>\n<p>In security terms, the past few months have been rather bumpy for DrayTek, which took a hit late last year after <strong>Forescout Research<\/strong> identified 14 security vulnerabilities in 24 models of their popular Vigor routers (<a href=\"https:\/\/www.ispreview.co.uk\/index.php\/2024\/10\/serious-security-vulnerabilities-exposed-in-704000-draytek-routers.html\">here<\/a>). The latest development is that several new critical security vulnerabilities have impacted the company&#8217;s routers, which were only published at the end of February 2025 after being discovered on 9th October 2024.<\/p>\n<p>The first one,&nbsp;<strong><a href=\"https:\/\/vulners.com\/cve\/CVE-2024-51138\" target=\"_blank\" rel=\"noopener\">CVE-2024-51138<\/a><\/strong>, reflects a Stack-based buffer overflow in the TR069 STUN server that may allow remote code execution with elevated privileges. The second one, <a href=\"https:\/\/vulners.com\/cve\/CVE-2024-51139\" target=\"_blank\" rel=\"noopener\"><strong>CVE-2024-51139<\/strong><\/a>, is another type of Buffer Overflow exploit &#8211; in multiple Vigor routers &#8211; that allows remote code execution via HTTP POST requests. Thanks to Fred for the news tip.<\/p>\n<p>The good news is that DrayTek patched these by releasing <a href=\"https:\/\/www.draytek.com\/support\/resources\/routers#version\" target=\"_blank\" rel=\"noopener\">new firmware versions<\/a> around November 2024 (depending on model), although they&#8217;ve only now begun contacting customers on their mailing list to urge them to &#8220;<em>upgrade your firmware immediately<\/em>&#8220;. The company also posted a related notice on their website last week (<a href=\"https:\/\/www.draytek.com\/about\/security-advisory\/buffer-overflow-vulnerabilities-(cve-2024-51138-cve-2024-51139)\" target=\"_blank\" rel=\"noopener\">here<\/a>).<\/p>\n<blockquote><p><span style=\"color: #339966;\"><strong>DrayTek&#8217;s Email Notice<\/strong><\/span><\/p>\n<p><strong>If remote access is enabled:<\/strong><\/p>\n<p>\u27a4 Disable it unless absolutely necessary.<br \/>\n\u27a4 Use an access control list (ACL) and enable 2FA if possible.<br \/>\n\u27a4 For unpatched routers, disable both remote access (admin) and SSL VPN.<br \/>\n\u27a4 Note: ACL doesn&#8217;t apply to SSL VPN (Port 443), so temporarily disable SSL VPN until upgraded.<\/p>\n<p><strong>Affected Products and Fixed Firmware Versions:<\/strong><\/p>\n<p>Vigor2620 LTE &#8211; 3.9.9.1<br \/>\nVigorLTE 200n &#8211; 3.9.9.1<br \/>\nVigor2133 &#8211; 3.9.9.2<br \/>\nVigor2135 &#8211; 4.4.5.5<br \/>\nVigor2762 &#8211; 3.9.9.2<br \/>\nVigor2765 &#8211; 4.4.5.5<br \/>\nVigor2766 &#8211; 4.4.5.5<br \/>\nVigor2832 &#8211; 3.9.9.2<br \/>\nVigor2860 \/ 2860 LTE &#8211; 3.9.8.3<br \/>\nVigor2862 \/ 2862 LTE &#8211; 3.9.9.8<br \/>\nVigor2865 \/ 2865 LTE \/ 2865L-<a href=\"https:\/\/www.ispreview.co.uk\/index.php\/link\/5g\">5G<\/a> &#8211; 4.4.5.8<br \/>\nVigor2866 \/ 2866 LTE &#8211; 4.4.5.8<br \/>\nVigor2925 \/ 2925 LTE &#8211; 3.9.8.3<br \/>\nVigor2926 \/ 2926 LTE &#8211; 3.9.9.8<br \/>\nVigor2927 \/ 2927 LTE \/ 2927L-<a href=\"https:\/\/www.ispreview.co.uk\/index.php\/link\/5g\">5G<\/a> &#8211; 4.4.5.8<br \/>\nVigor2962 &#8211; 4.3.2.9 &#8211; 4.4.3.2<br \/>\nVigor3910 &#8211; 4.3.2.9 \/ 4.4.3.2<br \/>\nVigor3912 &#8211; 4.3.6.2 \/ 4.4.3.2<\/p><\/blockquote>\n<p>DrayTek has since thanked the <strong>Faraday Security Research<\/strong> team, which has posted more details about the issues online (<a href=\"https:\/\/medium.com\/faraday\/advisory-multiple-vulnerabilities-affecting-draytek-routers-78a6cb8b3946\" target=\"_blank\" rel=\"noopener\">here<\/a>), for their &#8220;<em>efforts in security testing and timely reporting the vulnerability<\/em>&#8220;.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Customers of DrayTek&#8216;s popular broadband routers, which are a familiar name in the UK ISP world, have this week been notified about two recently published security vulnerabilities in several of their products &#8211; both of which have a Common Vulnerability Score (CVSS) of 9.8 out of 10. But don&#8217;t worry, new firmware already exists to [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":26907,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"ngg_post_thumbnail":0,"footnotes":""},"categories":[1],"tags":[109,479],"class_list":["post-41166","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-uk_isp_news","tag-internet-privacy","tag-security"],"share_on_mastodon":{"url":"https:\/\/mastodon.social\/@ispreview\/114154809665635886","error":""},"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.8 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>DrayTek Reveal Multiple New Security Vulnerabilities in their Routers - ISPreview UK<\/title>\n<meta name=\"description\" content=\"Customers of DrayTek&#039;s popular broadband routers, which are a familiar name in the UK ISP world, have this week been notified about two recently published\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.ispreview.co.uk\/index.php\/2025\/03\/draytek-reveal-multiple-new-security-vulnerabilities-in-their-routers.html\" \/>\n<meta property=\"og:locale\" content=\"en_GB\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"DrayTek Reveal Multiple New Security Vulnerabilities in their Routers - 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