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        "cveId": "CVE-2026-67277",
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        "state": "PUBLISHED",
        "assignerShortName": "CERT-PL",
        "dateReserved": "2026-07-29T11:59:30.538Z",
        "datePublished": "2026-09-05T20:00:56.614Z",
        "dateUpdated": "2026-09-11T03:55:58.675Z"
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                "dateUpdated": "2026-09-05T20:39:44.166Z"
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            "title": "Kernel memory disclosure and denial of service in MikroTik RouterOS btest service",
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                            "lang": "en",
                            "cweId": "CWE-306",
                            "description": "CWE-306 Missing authentication for critical function",
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                    "vendor": "Mikrotik",
                    "product": "RouterOS",
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                            "version": "7.24",
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                            "status": "affected",
                            "version": "7.0.0",
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                    "value": "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)",
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                            "value": "<div><div>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.</div></div><div>This issue was fixed in versions:&nbsp;6.49.21 (Long-term),&nbsp;7.23.4 (Long-term)&nbsp;and&nbsp;7.24.2 (Stable)</div>"
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            "references": [
                {
                    "url": "https://cert.pl/en/posts/2026/09/mikrotik-routeros-cve",
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                    "url": "https://npratley.net/reversing-mikrotiks-silent-patch-the-routeros-7-23-4-fix-they-wouldnt-explain/",
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                {
                    "url": "https://mikrotik.com/supportsec/september-2026-vulnerability/",
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                    "url": "https://forum.mikrotik.com/t/6-49-21-long-term-is-released/272802",
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                    "url": "https://forum.mikrotik.com/t/7-24-2-stable-is-released/272800",
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