cve-2024-21593
Vulnerability from cvelistv5
Published
2024-04-12 14:54
Modified
2024-08-01 22:27
Severity ?
6.5 (Medium) - CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
7.1 (High) - CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:L
7.1 (High) - CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:L
EPSS score ?
Summary
Junos OS: MX Series with MPC10, MPC11, LC9600, and MX304: A specific MPLS packet will cause a PFE crash
References
Impacted products
▼ | Vendor | Product |
---|---|---|
Juniper Networks | Junos OS |
{ "containers": { "adp": [ { "metrics": [ { "other": { "content": { "id": "CVE-2024-21593", "options": [ { "Exploitation": "none" }, { "Automatable": "no" }, { "Technical Impact": "partial" } ], "role": "CISA Coordinator", "timestamp": "2024-04-12T20:06:24.283051Z", "version": "2.0.3" }, "type": "ssvc" } } ], "providerMetadata": { "dateUpdated": "2024-07-05T17:22:43.008Z", "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP" }, "title": "CISA ADP Vulnrichment" }, { "providerMetadata": { "dateUpdated": "2024-08-01T22:27:35.554Z", "orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE" }, "references": [ { "tags": [ "vendor-advisory", "x_transferred" ], "url": "https://supportportal.juniper.net/JSA75732" }, { "tags": [ "technical-description", "x_transferred" ], "url": "https://www.first.org/cvss/calculator/4.0#CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:L" } ], "title": "CVE Program Container" } ], "cna": { "affected": [ { "defaultStatus": "unaffected", "platforms": [ "MX Series with MPC10", "MPC11", "LC9600", "MX304" ], "product": "Junos OS", "vendor": "Juniper Networks", "versions": [ { "lessThan": "21.4R3-S5", "status": "affected", "version": "21.4R3", "versionType": "semver" }, { "status": "unaffected", "version": "22.1" }, { "lessThan": "22.2R3-S2", "status": "affected", "version": "22.2R2", "versionType": "semver" }, { "lessThan": "22.3R2-S2", "status": "affected", "version": "22.3R1", "versionType": "semver" }, { "lessThan": "22.3R3-S1", "status": "affected", "version": "22.3R3", "versionType": "semver" }, { "lessThan": "22.4R2-S2, 22.4R3", "status": "affected", "version": "22.4R1", "versionType": "semver" }, { "lessThan": "23.2R1-S1, 23.2R2", "status": "affected", "version": "23.2", "versionType": "semver" } ] } ], "configurations": [ { "lang": "en", "supportingMedia": [ { "base64": false, "type": "text/html", "value": "To be affected by this issue, the following configuration is required on the device:\u003cbr\u003e\u0026nbsp; [ encapsulation ethernet-ccc ]\u003cbr\u003e" } ], "value": "To be affected by this issue, the following configuration is required on the device:\n\u00a0 [ encapsulation ethernet-ccc ]" } ], "datePublic": "2024-04-10T16:00:00.000Z", "descriptions": [ { "lang": "en", "supportingMedia": [ { "base64": false, "type": "text/html", "value": "An Improper Check or Handling of Exceptional Conditions vulnerability in the Packet Forwarding Engine (PFE) of Juniper Networks Junos OS and Junos OS Evolved allows an unauthenticated, adjacent attacker to cause a Denial of Service (DoS).\u003cbr\u003e\u003cbr\u003eIf an attacker sends a specific MPLS packet, which upon processing, causes an internal loop, that leads to a PFE crash and restart. Continued receipt of these packets leads to a sustained Denial of Service (DoS) condition.\u003cbr\u003e \u003cbr\u003e\u003cspan style=\"background-color: rgb(255, 255, 255);\"\u003eCircuit cross-connect (CCC) needs to be configured on the device for it to be affected by this issue.\u003cbr\u003e\u003c/span\u003e\u003cbr\u003eThis issue only affects MX Series with MPC10, MPC11, LC9600, and MX304.\u003cbr\u003e\u003cbr\u003eThis issue affects:\u003cbr\u003eJuniper Networks Junos OS\u003cbr\u003e21.4 versions from 21.4R3 earlier than 21.4R3-S5;\u003cbr\u003e22.2 versions from 22.2R2 earlier than 22.2R3-S2;\u003cbr\u003e22.3 versions from 22.3R1 earlier than 22.3R2-S2;\u003cbr\u003e22.3 versions from 22.3R3 earlier than\u0026nbsp;\u003cspan style=\"background-color: rgb(255, 255, 255);\"\u003e22.3R3-S1\u003c/span\u003e\u003cbr\u003e22.4 versions from 22.4R1 earlier than 22.4R2-S2, 22.4R3;\u003cbr\u003e23.2 versions earlier than 23.2R1-S1, 23.2R2.\u003cbr\u003e\u003cbr\u003e\u003cbr\u003e" } ], "value": "An Improper Check or Handling of Exceptional Conditions vulnerability in the Packet Forwarding Engine (PFE) of Juniper Networks Junos OS and Junos OS Evolved allows an unauthenticated, adjacent attacker to cause a Denial of Service (DoS).\n\nIf an attacker sends a specific MPLS packet, which upon processing, causes an internal loop, that leads to a PFE crash and restart. Continued receipt of these packets leads to a sustained Denial of Service (DoS) condition.\n \nCircuit cross-connect (CCC) needs to be configured on the device for it to be affected by this issue.\n\nThis issue only affects MX Series with MPC10, MPC11, LC9600, and MX304.\n\nThis issue affects:\nJuniper Networks Junos OS\n21.4 versions from 21.4R3 earlier than 21.4R3-S5;\n22.2 versions from 22.2R2 earlier than 22.2R3-S2;\n22.3 versions from 22.3R1 earlier than 22.3R2-S2;\n22.3 versions from 22.3R3 earlier than\u00a022.3R3-S1\n22.4 versions from 22.4R1 earlier than 22.4R2-S2, 22.4R3;\n23.2 versions earlier than 23.2R1-S1, 23.2R2." } ], "exploits": [ { "lang": "en", "supportingMedia": [ { "base64": false, "type": "text/html", "value": "\u003cp\u003eJuniper SIRT is not aware of any malicious exploitation of this vulnerability.\u003c/p\u003e" } ], "value": "Juniper SIRT is not aware of any malicious exploitation of this vulnerability." } ], "metrics": [ { "cvssV3_1": { "attackComplexity": "LOW", "attackVector": "ADJACENT_NETWORK", "availabilityImpact": "HIGH", "baseScore": 6.5, "baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H", "version": "3.1" }, "format": "CVSS", "scenarios": [ { "lang": "en", "value": "GENERAL" } ] }, { "cvssV4_0": { "Automatable": "NOT_DEFINED", "Recovery": "NOT_DEFINED", "Safety": "NOT_DEFINED", "attackComplexity": "LOW", "attackRequirements": "NONE", "attackVector": "ADJACENT", "baseScore": 7.1, "baseSeverity": "HIGH", "privilegesRequired": "NONE", "providerUrgency": "NOT_DEFINED", "subAvailabilityImpact": "LOW", "subConfidentialityImpact": "NONE", "subIntegrityImpact": "NONE", "userInteraction": "NONE", "valueDensity": "NOT_DEFINED", "vectorString": "CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:L", "version": "4.0", "vulnAvailabilityImpact": "HIGH", "vulnConfidentialityImpact": "NONE", "vulnIntegrityImpact": "NONE", "vulnerabilityResponseEffort": "NOT_DEFINED" }, "format": "CVSS", "scenarios": [ { "lang": "en", "value": "GENERAL" } ] } ], "problemTypes": [ { "descriptions": [ { "cweId": "CWE-703", "description": "CWE-703 Improper Check or Handling of Exceptional Conditions", "lang": "en", "type": "CWE" } ] }, { "descriptions": [ { "description": "Denial of Service (DoS)", "lang": "en" } ] } ], "providerMetadata": { "dateUpdated": "2024-05-16T20:06:30.729Z", "orgId": "8cbe9d5a-a066-4c94-8978-4b15efeae968", "shortName": "juniper" }, "references": [ { "tags": [ "vendor-advisory" ], "url": "https://supportportal.juniper.net/JSA75732" }, { "tags": [ "technical-description" ], "url": "https://www.first.org/cvss/calculator/4.0#CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:L" } ], "solutions": [ { "lang": "en", "supportingMedia": [ { "base64": false, "type": "text/html", "value": "\u003cp\u003eThe following software releases have been updated to resolve this specific issue: \u003c/p\u003e\u003cp\u003eJunos OS: 21.4R3-S5, 22.2R3-S2, 22.2R3-S3, 22.3R2-S2, 22.3R3-S1, 22.4R2-S2, 22.4R3, 23.2R1-S1, 23.2R2, 23.4R1, and all subsequent releases.\u003c/p\u003e\u003cp\u003e\u003cbr\u003e\u003c/p\u003e" } ], "value": "The following software releases have been updated to resolve this specific issue: \n\nJunos OS: 21.4R3-S5, 22.2R3-S2, 22.2R3-S3, 22.3R2-S2, 22.3R3-S1, 22.4R2-S2, 22.4R3, 23.2R1-S1, 23.2R2, 23.4R1, and all subsequent releases." } ], "source": { "advisory": "JSA75732", "defect": [ "1720275" ], "discovery": "USER" }, "timeline": [ { "lang": "en", "time": "2024-04-10T17:00:00.000Z", "value": "Initial Publication" } ], "title": "Junos OS: MX Series with MPC10, MPC11, LC9600, and MX304: A specific MPLS packet will cause a PFE crash", "workarounds": [ { "lang": "en", "supportingMedia": [ { "base64": false, "type": "text/html", "value": "\u003cp\u003eThere are no known workarounds for this issue.\u003c/p\u003e" } ], "value": "There are no known workarounds for this issue." } ], "x_generator": { "engine": "Vulnogram 0.1.0-av217" } } }, "cveMetadata": { "assignerOrgId": "8cbe9d5a-a066-4c94-8978-4b15efeae968", "assignerShortName": "juniper", "cveId": "CVE-2024-21593", "datePublished": "2024-04-12T14:54:08.039Z", "dateReserved": "2023-12-27T19:38:25.704Z", "dateUpdated": "2024-08-01T22:27:35.554Z", "state": "PUBLISHED" }, "dataType": "CVE_RECORD", "dataVersion": "5.1", "meta": { "nvd": "{\"cve\":{\"id\":\"CVE-2024-21593\",\"sourceIdentifier\":\"sirt@juniper.net\",\"published\":\"2024-04-12T15:15:23.187\",\"lastModified\":\"2024-05-16T20:15:08.637\",\"vulnStatus\":\"Awaiting Analysis\",\"descriptions\":[{\"lang\":\"en\",\"value\":\"An Improper Check or Handling of Exceptional Conditions vulnerability in the Packet Forwarding Engine (PFE) of Juniper Networks Junos OS and Junos OS Evolved allows an unauthenticated, adjacent attacker to cause a Denial of Service (DoS).\\n\\nIf an attacker sends a specific MPLS packet, which upon processing, causes an internal loop, that leads to a PFE crash and restart. Continued receipt of these packets leads to a sustained Denial of Service (DoS) condition.\\n \\nCircuit cross-connect (CCC) needs to be configured on the device for it to be affected by this issue.\\n\\nThis issue only affects MX Series with MPC10, MPC11, LC9600, and MX304.\\n\\nThis issue affects:\\nJuniper Networks Junos OS\\n21.4 versions from 21.4R3 earlier than 21.4R3-S5;\\n22.2 versions from 22.2R2 earlier than 22.2R3-S2;\\n22.3 versions from 22.3R1 earlier than 22.3R2-S2;\\n22.3 versions from 22.3R3 earlier than\u00a022.3R3-S1\\n22.4 versions from 22.4R1 earlier than 22.4R2-S2, 22.4R3;\\n23.2 versions earlier than 23.2R1-S1, 23.2R2.\"},{\"lang\":\"es\",\"value\":\"Una vulnerabilidad de verificaci\u00f3n o manejo inadecuado de condiciones excepcionales en el motor de reenv\u00edo de paquetes (PFE) de Juniper Networks Junos OS y Junos OS Evolved permite que un atacante adyacente no autenticado provoque una denegaci\u00f3n de servicio (DoS). Si un atacante env\u00eda un paquete MPLS espec\u00edfico, que al procesarse, provoca un bucle interno, lo que provoca un bloqueo y reinicio del PFE. La recepci\u00f3n continua de estos paquetes conduce a una condici\u00f3n sostenida de Denegaci\u00f3n de Servicio (DoS). La conexi\u00f3n cruzada de circuito (CCC) debe configurarse en el dispositivo para que se vea afectado por este problema. Este problema solo afecta a la serie MX con MPC10, MPC11, LC9600 y MX304. Este problema afecta a: Juniper Networks Junos OS 21.4 versiones desde 21.4R3 anteriores a 21.4R3-S5; Versiones 22.2 de 22.2R2 anteriores a 22.2R3-S2; Versiones 22.3 de 22.3R1 anteriores a 22.3R2-S2; Versiones 22.3 de 22.3R3 anteriores a 22.3R3-S1. Versiones 22.4 de 22.4R1 anteriores a 22.4R2-S2, 22.4R3; Versiones 23.2 anteriores a 23.2R1-S1, 23.2R2.\"}],\"metrics\":{\"cvssMetricV31\":[{\"source\":\"sirt@juniper.net\",\"type\":\"Primary\",\"cvssData\":{\"version\":\"3.1\",\"vectorString\":\"CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H\",\"attackVector\":\"ADJACENT_NETWORK\",\"attackComplexity\":\"LOW\",\"privilegesRequired\":\"NONE\",\"userInteraction\":\"NONE\",\"scope\":\"UNCHANGED\",\"confidentialityImpact\":\"NONE\",\"integrityImpact\":\"NONE\",\"availabilityImpact\":\"HIGH\",\"baseScore\":6.5,\"baseSeverity\":\"MEDIUM\"},\"exploitabilityScore\":2.8,\"impactScore\":3.6}]},\"weaknesses\":[{\"source\":\"sirt@juniper.net\",\"type\":\"Secondary\",\"description\":[{\"lang\":\"en\",\"value\":\"CWE-703\"}]}],\"references\":[{\"url\":\"https://supportportal.juniper.net/JSA75732\",\"source\":\"sirt@juniper.net\"},{\"url\":\"https://www.first.org/cvss/calculator/4.0#CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:L\",\"source\":\"sirt@juniper.net\"}]}}" } }
Loading...
Loading...
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.