{"dataType": "CVE_RECORD", "dataVersion": "5.1", "cveMetadata": {"state": "PUBLISHED", "cveId": "CVE-2023-28981", "assignerOrgId": "8cbe9d5a-a066-4c94-8978-4b15efeae968", "assignerShortName": "juniper", "dateUpdated": "2024-08-02T13:51:39.003Z", "dateReserved": "2023-03-29T00:00:00", "datePublished": "2023-04-17T00:00:00"}, "containers": {"cna": {"title": "Junos OS and Junos OS Evolved: If malformed IPv6 router advertisements are received, memory corruption will occur which causes an rpd crash", "datePublic": "2023-04-12T00:00:00", "providerMetadata": {"orgId": "8cbe9d5a-a066-4c94-8978-4b15efeae968", "shortName": "juniper", "dateUpdated": "2023-04-17T00:00:00"}, "descriptions": [{"lang": "en", "value": "An Improper Input Validation vulnerability in the kernel of Juniper Networks Junos OS and Junos OS Evolved allows an unauthenticated, adjacent attacker to cause a Denial of Service (DoS). If the receipt of router advertisements is enabled on an interface and a specifically malformed RA packet is received, memory corruption will happen which leads to an rpd crash. This issue affects: Juniper Networks Junos OS 20.3 versions prior to 20.3R3-S5; 20.4 versions prior to 20.4R3-S3; 21.1 versions prior to 21.1R3-S4; 21.2 versions prior to 21.2R3; 21.3 versions prior to 21.3R3; 21.4 versions prior to 21.4R2; 22.1 versions prior to 22.1R2. Juniper Networks Junos OS Evolved 20.3-EVO version 20.3R1-EVO and later versions; 20.4-EVO versions prior to 20.4R3-S6-EVO; 21.3-EVO versions prior to 21.3R3-EVO; 21.4-EVO versions prior to 21.4R2-EVO; 22.1-EVO versions prior to 22.1R2-EVO."}], "affected": [{"vendor": "Juniper Networks", "product": "Junos OS", "versions": [{"version": "20.3", "status": "affected", "lessThan": "20.3R3-S5", "versionType": "custom"}, {"version": "20.4", "status": "affected", "lessThan": "20.4R3-S3, 20.4R3-S6", "versionType": "custom"}, {"version": "21.1", "status": "affected", "lessThan": "21.1R3-S4", "versionType": "custom"}, {"version": "21.2", "status": "affected", "lessThan": "21.2R3", "versionType": "custom"}, {"version": "21.3", "status": "affected", "lessThan": "21.3R3", "versionType": "custom"}, {"version": "21.4", "status": "affected", "lessThan": "21.4R2", "versionType": "custom"}, {"version": "22.1", "status": "affected", "lessThan": "22.1R2", "versionType": "custom"}]}, {"vendor": "Juniper Networks", "product": "Junos OS Evolved", "versions": [{"version": "20.3R1-EVO", "status": "affected", "lessThan": "20.3-EVO*", "versionType": "custom"}, {"version": "20.4-EVO", "status": "affected", "lessThan": "20.4R3-S6-EVO", "versionType": "custom"}, {"version": "21.3-EVO", "status": "affected", "lessThan": "21.3R3-EVO", "versionType": "custom"}, {"version": "21.4-EVO", "status": "affected", "lessThan": "21.4R2-EVO", "versionType": "custom"}, {"version": "22.1-EVO", "status": "affected", "lessThan": "22.1R2-EVO", "versionType": "custom"}]}], "references": [{"url": "https://supportportal.juniper.net/JSA70607"}], "metrics": [{"cvssV3_1": {"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"}}], "problemTypes": [{"descriptions": [{"type": "CWE", "lang": "en", "description": "CWE-20 Improper Input Validation", "cweId": "CWE-20"}]}, {"descriptions": [{"type": "text", "lang": "en", "description": "Denial of Service (DoS)"}]}], "x_generator": {"engine": "Vulnogram 0.0.9"}, "source": {"advisory": "JSA70607", "defect": ["1645928"], "discovery": "USER"}, "configurations": [{"lang": "en", "value": "To be affected by this vulnerability router advertisements need to be enabled on the interface:\n\n [protocols router-advertisement interface <interface-name>]"}], "workarounds": [{"lang": "en", "value": "If the receipt of router advertisements is not necessary (but just the solicited or unsolicited sending of RAs) then incoming RAs can be filtered and dropped by applying a firewall filter like the following:\n\nset firewall family inet6 filter test term 1 from next-header icmp6\nset firewall family inet6 filter test term 1 from icmp-type 134\nset firewall family inet6 filter test term 1 then discard\nset firewall family inet6 filter test term 2 then accept"}], "exploits": [{"lang": "en", "value": "Juniper SIRT is not aware of any malicious exploitation of this vulnerability."}], "solutions": [{"lang": "en", "value": "The following software releases have been updated to resolve this specific issue:\nJunos OS Evolved: 20.4R3-S6-EVO, 21.3R3-EVO, 21.4R2-EVO, 22.1R2-EVO, 22.2R1-EVO, and all subsequent releases.\nJunos OS: 20.3R3-S5, 20.4R3-S3, 21.1R3-S4, 21.2R3, 21.3R3, 21.4R2, 22.1R2, 22.2R1, and all subsequent releases."}]}, "adp": [{"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-02T13:51:39.003Z"}, "title": "CVE Program Container", "references": [{"url": "https://supportportal.juniper.net/JSA70607", "tags": ["x_transferred"]}]}]}}

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"750FE748-82E7-4419-A061-2DEA26E35309", "vulnerable": true}, {"criteria": "cpe:2.3:o:juniper:junos_os_evolved:22.1:r1-s1:*:*:*:*:*:*", "matchCriteriaId": "236E23E5-8B04-4081-9D97-7300DF284000", "vulnerable": true}, {"criteria": "cpe:2.3:o:juniper:junos_os_evolved:22.1:r1-s2:*:*:*:*:*:*", "matchCriteriaId": "5FC96EA7-90A7-4838-B95D-60DBC88C7BC7", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "An Improper Input Validation vulnerability in the kernel of Juniper Networks Junos OS and Junos OS Evolved allows an unauthenticated, adjacent attacker to cause a Denial of Service (DoS). If the receipt of router advertisements is enabled on an interface and a specifically malformed RA packet is received, memory corruption will happen which leads to an rpd crash. This issue affects: Juniper Networks Junos OS 20.3 versions prior to 20.3R3-S5; 20.4 versions prior to 20.4R3-S3; 21.1 versions prior to 21.1R3-S4; 21.2 versions prior to 21.2R3; 21.3 versions prior to 21.3R3; 21.4 versions prior to 21.4R2; 22.1 versions prior to 22.1R2. Juniper Networks Junos OS Evolved 20.3-EVO version 20.3R1-EVO and later versions; 20.4-EVO versions prior to 20.4R3-S6-EVO; 21.3-EVO versions prior to 21.3R3-EVO; 21.4-EVO versions prior to 21.4R2-EVO; 22.1-EVO versions prior to 22.1R2-EVO."}], "id": "CVE-2023-28981", "lastModified": "2023-05-02T19:11:40.677", "metrics": {"cvssMetricV31": [{"cvssData": {"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"}, "exploitabilityScore": 2.8, "impactScore": 3.6, "source": "sirt@juniper.net", "type": "Primary"}]}, "published": "2023-04-17T22:15:09.687", "references": [{"source": "sirt@juniper.net", "tags": ["Vendor Advisory"], "url": "https://supportportal.juniper.net/JSA70607"}], "sourceIdentifier": "sirt@juniper.net", "vulnStatus": "Analyzed", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-20"}], "source": "sirt@juniper.net", "type": "Primary"}]}

{}