CVE-2021-0202
Vulnerability from cvelistv5
Published
2021-01-15 17:35
Modified
2024-09-17 00:31
Severity ?
EPSS score ?
Summary
Junos OS: MX Series, EX9200 Series: Trio-based MPC memory leak when Integrated Routing and Bridging (IRB) interface is mapped to a VPLS instance or a Bridge-Domain
References
| ▼ | URL | Tags | |
|---|---|---|---|
| sirt@juniper.net | https://kb.juniper.net/JSA11092 | Vendor Advisory |
Impacted products
| ▼ | Vendor | Product |
|---|---|---|
| Juniper Networks | Junos OS |
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This issue does not affect Juniper Networks Junos OS: 18.1, 19.1, 19.3, 20.1.\"},{\"lang\":\"es\",\"value\":\"En plataformas Juniper Networks Serie MX y Serie EX9200 con Trio-based MPC (Modular Port Concentrator), donde la interfaz Integrated Routing and Bridging (IRB) est\u00e1 configurada y mapeada a una instancia VPLS o Bridge-Domain, determinados eventos de red en Customer Edge (CE) puede causar una p\u00e9rdida de memoria en el MPC, lo que puede causar una falta de memoria y el reinicio del MPC.\u0026#xa0;Cuando este problema ocurre, habr\u00e1 una interrupci\u00f3n temporal del tr\u00e1fico hasta que el MPC es restaurado.\u0026#xa0;Un administrador puede usar el siguiente comando CLI para monitorear el estado del nivel de uso de memoria del MPC: user@device) show system resource-monitor fpc FPC Resource Usage Summary Free Heap Mem Watermark : 20 % Free NH Mem Watermark : 20 % Free Filter Mem Watermark : 20 % * - Watermark reached Slot # % Heap Free RTT Average RTT 1 87 PFE # % ENCAP mem Free % NH mem Free % FW mem Free 0 NA 88 99 1 NA 89 99. Cuando se produce el problema, el valor de \u201c% NH mem Free\u201d bajar\u00e1 hasta que el MPC reinicie.\u0026#xa0;Este problema afecta la Serie MX y Serie EX9200 con Trio-based PFEs (Packet Forwarding Engines).\u0026#xa0;Consulte https://kb.juniper.net/KB25385 para visualizar la lista de PFE Trio-based.\u0026#xa0;Este problema afecta al Juniper Networks Junos OS en la Serie MX, Serie EX9200: versiones 17.3R3-S8;\u0026#xa0;17,4R3-S2;\u0026#xa0;18.2R3-S4, 18.2R3-S5;\u0026#xa0;18.3R3-S2, 18.3R3-S3;\u0026#xa0;18.4 versiones desde 18.4R3-S1 y versiones posteriores a 18.4R3-S6;\u0026#xa0;19.2 versiones desde 19.2R2 y versiones posteriores a 19.2R3-S1;\u0026#xa0;19.4 versiones a partir de 19.4R2 y versiones posteriores a 19.4R2-S3, 19.4R3;\u0026#xa0;20.2 versiones desde 20.2R1 y versiones posteriores a 20.2R1-S3,\u0026#xa0;20.2R2.\u0026#xa0;Este problema no afecta a Juniper Networks Junos OS: 18.1, 19.1, 19.3, 20.1\"}],\"metrics\":{\"cvssMetricV31\":[{\"source\":\"sirt@juniper.net\",\"type\":\"Primary\",\"cvssData\":{\"version\":\"3.1\",\"vectorString\":\"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H\",\"attackVector\":\"NETWORK\",\"attackComplexity\":\"LOW\",\"privilegesRequired\":\"NONE\",\"userInteraction\":\"NONE\",\"scope\":\"UNCHANGED\",\"confidentialityImpact\":\"NONE\",\"integrityImpact\":\"NONE\",\"availabilityImpact\":\"HIGH\",\"baseScore\":7.5,\"baseSeverity\":\"HIGH\"},\"exploitabilityScore\":3.9,\"impactScore\":3.6}],\"cvssMetricV2\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"cvssData\":{\"version\":\"2.0\",\"vectorString\":\"AV:N/AC:L/Au:N/C:N/I:N/A:P\",\"accessVector\":\"NETWORK\",\"accessComplexity\":\"LOW\",\"authentication\":\"NONE\",\"confidentialityImpact\":\"NONE\",\"integrityImpact\":\"NONE\",\"availabilityImpact\":\"PARTIAL\",\"baseScore\":5.0},\"baseSeverity\":\"MEDIUM\",\"exploitabilityScore\":10.0,\"impactScore\":2.9,\"acInsufInfo\":false,\"obtainAllPrivilege\":false,\"obtainUserPrivilege\":false,\"obtainOtherPrivilege\":false,\"userInteractionRequired\":false}]},\"weaknesses\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"description\":[{\"lang\":\"en\",\"value\":\"CWE-401\"}]},{\"source\":\"sirt@juniper.net\",\"type\":\"Secondary\",\"description\":[{\"lang\":\"en\",\"value\":\"CWE-400\"}]}],\"configurations\":[{\"operator\":\"AND\",\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:juniper:junos:17.3:r3-s8:*:*:*:*:*:*\",\"matchCriteriaId\":\"130E4A30-A19D-4D1E-B91C-575E8F43EA87\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:juniper:junos:17.4:r3-s2:*:*:*:*:*:*\",\"matchCriteriaId\":\"11A24AA6-5378-4EEA-82D5-66A5F1110698\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:juniper:junos:18.2:r3-s4:*:*:*:*:*:*\",\"matchCriteriaId\":\"B783A510-A694-4BF0-8995-F05507F75A90\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:juniper:junos:18.2:r3-s5:*:*:*:*:*:*\",\"matchCriteriaId\":\"C9CAAF7C-9876-473A-BE83-16EA8F00E8C0\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:juniper:junos:18.3:r3-s2:*:*:*:*:*:*\",\"matchCriteriaId\":\"A0BC4766-4BA4-4B02-A654-5C527EA66E9E\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:juniper:junos:18.3:r3-s3:*:*:*:*:*:*\",\"matchCriteriaId\":\"BB8263A9-5D63-46A2-9C98-B3980910B612\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:juniper:junos:18.4:r3-s1:*:*:*:*:*:*\",\"matchCriteriaId\":\"62E63730-F697-4FE6-936B-FD9B4F22EAE8\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:juniper:junos:18.4:r3-s2:*:*:*:*:*:*\",\"matchCriteriaId\":\"064A7052-4EF5-4BFB-88FF-8122AEECB6A7\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:juniper:junos:18.4:r3-s3:*:*:*:*:*:*\",\"matchCriteriaId\":\"08C58CCB-3BAA-4400-B371-556DF46DE69C\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:juniper:junos:18.4:r3-s4:*:*:*:*:*:*\",\"matchCriteriaId\":\"28F7740D-C636-4FA3-8479-E5E039041DA6\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:juniper:junos:18.4:r3-s5:*:*:*:*:*:*\",\"matchCriteriaId\":\"81F6DEA3-F07E-4FD0-87CB-4E8C0B768706\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:juniper:junos:19.2:r2:*:*:*:*:*:*\",\"matchCriteriaId\":\"7C71D2FA-B1A4-4004-807F-7B3BB347DF4C\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:juniper:junos:19.2:r3:*:*:*:*:*:*\",\"matchCriteriaId\":\"512FB3D1-BA5B-4F73-BDB2-49D6889F5473\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:juniper:junos:19.4:r2:*:*:*:*:*:*\",\"matchCriteriaId\":\"4DCFA774-96EF-4018-82CF-95C807025C24\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:juniper:junos:19.4:r2-s1:*:*:*:*:*:*\",\"matchCriteriaId\":\"76022948-4B07-43CB-824C-44E1AB3537CB\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:juniper:junos:19.4:r2-s2:*:*:*:*:*:*\",\"matchCriteriaId\":\"25446F60-5CB9-4923-BCE8-609AE3CFDFBC\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:juniper:junos:20.2:r1:*:*:*:*:*:*\",\"matchCriteriaId\":\"CD07B7E2-F5C2-4610-9133-FDA9E66DFF4F\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:juniper:junos:20.2:r1-s1:*:*:*:*:*:*\",\"matchCriteriaId\":\"D3C23AEB-34DE-44FB-8D64-E69D6E8B7401\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:juniper:junos:20.2:r1-s2:*:*:*:*:*:*\",\"matchCriteriaId\":\"18DB9401-5A51-4BB3-AC2F-58F58F1C788C\"}]},{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":false,\"criteria\":\"cpe:2.3:h:juniper:ex9200:-:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"D08A8D94-134A-41E7-8396-70D8B0735E9C\"},{\"vulnerable\":false,\"criteria\":\"cpe:2.3:h:juniper:mx10:-:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"52699E2B-450A-431C-81E3-DC4483C8B4F2\"},{\"vulnerable\":false,\"criteria\":\"cpe:2.3:h:juniper:mx10000:-:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"D97AF6F8-3D50-4D35-BCB1-54E3BEC69B9F\"},{\"vulnerable\":false,\"criteria\":\"cpe:2.3:h:juniper:mx10003:-:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"D5627740-42E3-4FB1-B8B9-0B768AFFA1EC\"},{\"vulnerable\":false,\"criteria\":\"cpe:2.3:h:juniper:mx104:-:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"F72C850A-0530-4DB7-A553-7E19F82122B5\"},{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Advisory\"]}]}}"
}
}
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Sightings
| Author | Source | Type | Date |
|---|
Nomenclature
- Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
- Confirmed: The vulnerability is confirmed from an analyst perspective.
- Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
- Patched: This vulnerability was successfully patched by the user reporting the sighting.
- Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
- Not confirmed: The user expresses doubt about the veracity of the vulnerability.
- Not patched: This vulnerability was not successfully patched by the user reporting the sighting.