CVE-2026-103411

{"id": "CVE-2026-103411", "cveTags": [], "metrics": {"cvssMetricV31": [{"type": "Primary", "source": "sirt@juniper.net", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 7.1, "attackVector": "ADJACENT_NETWORK", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:H", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "NONE", "confidentialityImpact": "LOW"}, "impactScore": 4.2, "exploitabilityScore": 2.8}]}, "affected": [{"source": "sirt@juniper.net", "affectedData": [{"vendor": "Juniper Networks", "product": "Session Smart Router", "versions": [{"status": "affected", "version": "0", "lessThan": "7.0.5", "versionType": "custom"}, {"status": "affected", "version": "7.1.0", "lessThan": "7.1.7", "versionType": "custom"}, {"status": "affected", "version": "7.2.0", "lessThan": "7.2.3", "versionType": "custom"}], "defaultStatus": "unaffected"}]}], "published": "2026-10-28T17:17:28.397", "references": [{"url": "https://supportportal.juniper.net/JSA112183", "source": "sirt@juniper.net"}], "vulnStatus": "Awaiting Analysis", "weaknesses": [{"type": "Primary", "source": "sirt@juniper.net", "description": [{"lang": "en", "value": "CWE-191"}]}], "descriptions": [{"lang": "en", "value": "An Integer Underflow vulnerability in DhcpMessageDecoder in Juniper Networks Session Smart Router allows an attacker with local network access to cause information disclosure and a denial of service via a malicious DHCP reply."}], "lastModified": "2026-10-28T17:17:28.693", "sourceIdentifier": "sirt@juniper.net"}