[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"repo-stars":3,"vuln-CVE-2026-67277":6},{"stargazers_count":4,"fetched_at":5},7,"2026-09-11T05:49:39.453Z",{"id":7,"descriptions":8,"cisa":9,"weaknesses":10,"exploits":40,"aliases":50,"duplicate_of":9,"upstream":51,"downstream":52,"duplicates":53,"related":54,"reserved_at":9,"published_at":55,"modified_at":56,"state":57,"summary":58,"references_raw":68,"kevs":107,"epss":118,"epss_history":120,"metrics":134,"affected":141},"CVE-2026-67277","RouterOS accepts a \"related\" btest connection before the corresponding primary session has completed authentication. An unauthenticated client can use this state to start an IPv4 UDP test. With \"random-data=false\", the sender transmits an uninitialized tail from a kernel packet buffer. A separate unchecked, inverted packet-size interval causes unsigned integer underflow, anomalously large fragmented output, and can restart the RouterOS kernel.\n\n\n\nThis issue was fixed in versions: 6.49.21 (Long-term), 7.23.4 (Long-term) and 7.24.2 (Stable)",null,[11],{"_key":12,"id":12,"name":13,"description":14,"type":15,"status":16,"abstraction":17,"likelihood_of_exploit":18,"capec":19},"CWE-306","Missing Authentication for Critical Function","The product does not perform any authentication for functionality that requires a provable user identity or consumes a significant amount of resources.","weakness","Draft","Base","High",[20,24,28,32,36],{"id":21,"name":22,"techniques":23},"CAPEC-12","Choosing Message Identifier",[],{"id":25,"name":26,"techniques":27},"CAPEC-166","Force the System to Reset Values",[],{"id":29,"name":30,"techniques":31},"CAPEC-216","Communication Channel Manipulation",[],{"id":33,"name":34,"techniques":35},"CAPEC-36","Using Unpublished Interfaces or Functionality",[],{"id":37,"name":38,"techniques":39},"CAPEC-62","Cross Site Request Forgery",[],[41],{"_key":42,"name":43,"source":44,"url":45,"maturity":46,"reliability_score":47,"verified":48,"type":9,"platforms":49,"requires_auth":9,"exploitdb":9,"metasploit":9},"REF_F219796D3E196329","Exploit Reference (npratley.net)","reference","https://npratley.net/reversing-mikrotiks-silent-patch-the-routeros-7-23-4-fix-they-wouldnt-explain/","unknown",0.2,false,[],[],[],[],[],[],"2026-09-05T20:00:56.614Z","2026-09-11T03:55:58.675Z","Awaiting Analysis",{"cisa_kev":59,"cisa_ransomware":48,"cisa_vendor":60,"epss_severity":61,"epss_score":62,"severity":63,"severity_score":64,"severity_version":65,"severity_source":66,"severity_vector":67,"severity_status":57},true,"MikroTik","low",0.00435,"high",8.8,"v4.0","cve.org","CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:H/SC:N/SI:N/SA:N",[69,75,80,84,89,94,98,102],{"url":70,"sources":71,"tags":73},"https://cert.pl/en/posts/2026/09/mikrotik-routeros-cve",[66,72],"nvd",[74],"Third Party Advisory",{"url":76,"sources":77,"tags":78},"https://cert.pl/en/posts/2026/09/vulnerabilities-in-mikrotik-routeros-actively-exploited/",[66,72],[79],"Technical Description",{"url":45,"sources":81,"tags":82},[66,72],[83],"Exploit",{"url":85,"sources":86,"tags":87},"https://mikrotik.com/supportsec/september-2026-vulnerability/",[66,72],[88],"Vendor Advisory",{"url":90,"sources":91,"tags":92},"https://forum.mikrotik.com/t/6-49-21-long-term-is-released/272802",[66,72],[93],"Release Notes",{"url":95,"sources":96,"tags":97},"https://forum.mikrotik.com/t/7-23-4-long-term-is-released/272801",[66,72],[93],{"url":99,"sources":100,"tags":101},"https://forum.mikrotik.com/t/7-24-2-stable-is-released/272800",[66,72],[93],{"url":103,"sources":104,"tags":105},"https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2026-67277",[66,72],[106],"Government Resource",[108],{"source":109,"vendor":60,"product":110,"date_added":111,"vulnerability_name":112,"short_description":113,"required_action":114,"due_date":115,"known_ransomware_campaign_use":116,"notes":117,"exploitation_type":9},"cisa","RouterOS","2026-09-10","MikroTik RouterOS Missing Authentication for Critical Function Vulnerability","MikroTik RouterOS contains a missing authenticaion for critical function vulnerability which allows kernel memory disclosure and denial of service in the btest service.","Apply mitigations in accordance with vendor instructions, ensuring compliance with CISA’s BOD 26-04 Prioritizing Security Updates Based on Risk (see URL in Notes) guidance and CISA’s “Forensics Triage Requirements” (see URL in Notes). Follow applicable BOD 26-04 guidance for cloud services or discontinue use of the product if mitigations are unavailable. Stakeholders are responsible for evaluating each asset's internet exposure and ensuring adherence to BOD 26-04 patching guidelines.","2026-09-13","Unknown","https://mikrotik.com/supportsec/september-2026-vulnerability/ ; BOD 26-04: https://www.cisa.gov/news-events/directives/bod-26-04-prioritizing-security-updates-based-risk ; Forensics Triage Requirements: https://www.cisa.gov/news-events/directives/bod-26-04-implementation-guidance-prioritizing-security-updates-based-risk ; https://nvd.nist.gov/vuln/detail/CVE-2026-67277",{"date":111,"score":62,"percentile":119},0.36743,[121,124,127,130,133],{"date":122,"score":62,"percentile":123},"2026-09-06",0.36554,{"date":125,"score":62,"percentile":126},"2026-09-07",0.36559,{"date":128,"score":62,"percentile":129},"2026-09-08",0.36576,{"date":131,"score":62,"percentile":132},"2026-09-09",0.36732,{"date":111,"score":62,"percentile":119},[135,138],{"source":66,"cvss_v2_0":9,"cvss_v3_0":9,"cvss_v3_1":9,"cvss_v4_0":136},{"baseScore":64,"baseSeverity":137,"vectorString":67,"impactScore":9,"exploitabilityScore":9},"HIGH",{"source":72,"cvss_v2_0":9,"cvss_v3_0":9,"cvss_v3_1":9,"cvss_v4_0":139},{"baseScore":64,"baseSeverity":137,"vectorString":140,"impactScore":9,"exploitabilityScore":9},"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X",[142],{"ecosystem":9,"name":110,"vendor":143,"product":144,"cpe_part":145,"purl_type":9,"purl_namespace":9,"purl_name":9,"source":9,"versions":146},"mikrotik","routeros","a",[147,153,157],{"version":148,"is_range":59,"range_type":66,"version_start":149,"version_start_type":150,"version_end":151,"version_end_type":152,"fixed_in":9},">= 7.24, \u003C 7.24.2","7.24","including","7.24.2","excluding",{"version":154,"is_range":59,"range_type":66,"version_start":155,"version_start_type":150,"version_end":156,"version_end_type":152,"fixed_in":9},">= 7.0.0, \u003C 7.23.4","7.0.0","7.23.4",{"version":158,"is_range":59,"range_type":66,"version_start":159,"version_start_type":150,"version_end":160,"version_end_type":152,"fixed_in":9},">= 6.0.0, \u003C 6.49.21","6.0.0","6.49.21"]