{"dataType": "CVE_RECORD", "cveMetadata": {"state": "PUBLISHED", "cveId": "CVE-2024-55553", "assignerOrgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca", "assignerShortName": "mitre", "dateUpdated": "2025-01-09T21:57:55.632985Z", "dateReserved": "2024-12-08T00:00:00", "datePublished": "2025-01-06T00:00:00"}, "containers": {"cna": {"providerMetadata": {"orgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca", "shortName": "mitre", "dateUpdated": "2025-01-09T21:57:55.632985Z"}, "descriptions": [{"lang": "en", "value": "In FRRouting (FRR) before 10.3 from 6.0 onward, all routes are re-validated if the total size of an update received via RTR exceeds the internal socket's buffer size, default 4K on most OSes. An attacker can use this to trigger re-parsing of the RIB for FRR routers using RTR by causing more than this number of updates during an update interval (usually 30 minutes). Additionally, this effect regularly occurs organically. Furthermore, an attacker can use this to trigger route validation continuously. Given that routers with large full tables may need more than 30 minutes to fully re-validate the table, continuous issuance/withdrawal of large numbers of ROA may be used to impact the route handling performance of all FRR instances using RPKI globally. Additionally, the re-validation will cause heightened BMP traffic to ingestors. Affected Versions: FRRouting <6.0. Fixed Versions: 10.0.3, 10.1.2, 10.2.1, >= 10.3."}], "affected": [{"vendor": "n/a", "product": "n/a", "versions": [{"version": "n/a", "status": "affected"}]}], "references": [{"url": "https://github.com/FRRouting/frr/pull/17586/commits/b0800bfdf04b4fcf48504737ebfe4ba7f05268d3"}, {"url": "https://frrouting.org/security/cve-2024-55553/"}], "problemTypes": [{"descriptions": [{"type": "text", "lang": "en", "description": "n/a"}]}]}, "adp": [{"problemTypes": [{"descriptions": [{"type": "CWE", "cweId": "CWE-404", "lang": "en", "description": "CWE-404 Improper Resource Shutdown or Release"}]}], "metrics": [{"cvssV3_1": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 7.5, "attackVector": "NETWORK", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "NONE", "confidentialityImpact": "NONE"}}, {"other": {"type": "ssvc", "content": {"timestamp": "2025-01-07T14:48:07.328180Z", "id": "CVE-2024-55553", "options": [{"Exploitation": "none"}, {"Automatable": "yes"}, {"Technical Impact": "partial"}], "role": "CISA Coordinator", "version": "2.0.3"}}}], "title": "CISA ADP Vulnrichment", "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2025-01-07T15:05:16.590Z"}}]}, "dataVersion": "5.1"}

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{"cveTags": [], "descriptions": [{"lang": "en", "value": "In FRRouting (FRR) before 10.3 from 6.0 onward, all routes are re-validated if the total size of an update received via RTR exceeds the internal socket's buffer size, default 4K on most OSes. An attacker can use this to trigger re-parsing of the RIB for FRR routers using RTR by causing more than this number of updates during an update interval (usually 30 minutes). Additionally, this effect regularly occurs organically. Furthermore, an attacker can use this to trigger route validation continuously. Given that routers with large full tables may need more than 30 minutes to fully re-validate the table, continuous issuance/withdrawal of large numbers of ROA may be used to impact the route handling performance of all FRR instances using RPKI globally. Additionally, the re-validation will cause heightened BMP traffic to ingestors. Affected Versions: FRRouting <6.0. Fixed Versions: 10.0.3, 10.1.2, 10.2.1, >= 10.3."}, {"lang": "es", "value": "En FRRouting (FRR) anterior a 10.3, es posible que un atacante active la revalidaci\u00f3n repetida de RIB enviando aproximadamente 500 actualizaciones de RPKI, lo que potencialmente genera tiempos de revalidaci\u00f3n prolongados y un escenario de denegaci\u00f3n de servicio (DoS)."}], "id": "CVE-2024-55553", "lastModified": "2025-01-09T22:15:29.350", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 7.5, "baseSeverity": "HIGH", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H", "version": "3.1"}, "exploitabilityScore": 3.9, "impactScore": 3.6, "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "type": "Secondary"}]}, "published": "2025-01-06T23:15:07.637", "references": [{"source": "cve@mitre.org", "url": "https://frrouting.org/security/cve-2024-55553/"}, {"source": "cve@mitre.org", "url": "https://github.com/FRRouting/frr/pull/17586/commits/b0800bfdf04b4fcf48504737ebfe4ba7f05268d3"}], "sourceIdentifier": "cve@mitre.org", "vulnStatus": "Received", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-404"}], "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "type": "Secondary"}]}

{"bugzilla": {"description": "frr: DoS via repeated RIB revalidation", "id": "2336038", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2336038"}, "csaw": false, "cvss3": {"cvss3_base_score": "7.5", "cvss3_scoring_vector": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H", "status": "draft"}, "cwe": "CWE-400", "details": ["In FRRouting (FRR) before 10.3, it is possible for an attacker to trigger repeated RIB revalidation by sending approximately 500 RPKI updates, potentially leading to prolonged revalidation times and a Denial of Service (DoS) scenario.", "A security issue was discovered in FRRouting (FRR). It is possible for an attacker to send excessive Resource Public Key Infrastructure (RPKI) updates, triggering FRR to re-validate all routes in the routing information base each time. This can cause high CPU and network bandwidth consumption, potentially leading to a denial of service."], "name": "CVE-2024-55553", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:8", "fix_state": "Affected", "package_name": "frr", "product_name": "Red Hat Enterprise Linux 8"}, {"cpe": "cpe:/o:redhat:enterprise_linux:9", "fix_state": "Affected", "package_name": "frr", "product_name": "Red Hat Enterprise Linux 9"}], "public_date": "2025-01-06T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2024-55553\nhttps://nvd.nist.gov/vuln/detail/CVE-2024-55553\nhttps://frrouting.org/security/cve-2024-55553/\nhttps://github.com/FRRouting/frr/pull/17586/commits/b0800bfdf04b4fcf48504737ebfe4ba7f05268d3"], "threat_severity": "Important"}