CVE-2025-11838

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"NOT_DEFINED", "modifiedPrivilegesRequired": "NOT_DEFINED", "modifiedSubIntegrityImpact": "NOT_DEFINED", "modifiedVulnIntegrityImpact": "NOT_DEFINED", "vulnerabilityResponseEffort": "NOT_DEFINED", "modifiedSubAvailabilityImpact": "NOT_DEFINED", "modifiedVulnAvailabilityImpact": "NOT_DEFINED", "modifiedSubConfidentialityImpact": "NOT_DEFINED", "modifiedVulnConfidentialityImpact": "NOT_DEFINED"}}]}, "affected": [{"source": "5d1c2695-1a31-4499-88ae-e847036fd7e3", "affectedData": [{"vendor": "WatchGuard", "product": "Fireware OS", "versions": [{"status": "affected", "version": "2025.1", "versionType": "custom", "lessThanOrEqual": "2025.1.3"}, {"status": "affected", "version": "12.6.1", "versionType": "custom", "lessThanOrEqual": "12.11.5"}], "platforms": ["Default"], "defaultStatus": "unaffected"}]}], "published": "2025-12-04T22:15:46.610", "references": [{"url": "https://psirt.watchguard.com/CVE-2025-11838", "source": "5d1c2695-1a31-4499-88ae-e847036fd7e3"}, {"url": "https://www.watchguard.com/wgrd-psirt/advisory/wgsa-2025-00018", "tags": ["Vendor Advisory"], "source": "5d1c2695-1a31-4499-88ae-e847036fd7e3"}], "vulnStatus": "Modified", "weaknesses": [{"type": "Secondary", "source": "5d1c2695-1a31-4499-88ae-e847036fd7e3", "description": [{"lang": "en", "value": "CWE-763"}]}], "descriptions": [{"lang": "en", "value": "A memory corruption vulnerability in WatchGuard Fireware OS may allow an unauthenticated attacker to trigger a Denial of Service (DoS) condition in the Mobile User VPN with IKEv2 and the Branch Office VPN using IKEv2 when configured with a dynamic gateway peer."}], "lastModified": "2026-08-10T16:19:12.930", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:watchguard:fireware:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "46DAB795-8DD0-4D6C-99D5-B9057E76DB87", "versionEndExcluding": "2025.1.3", "versionStartIncluding": "2025.1"}], "operator": "OR"}, {"negate": false, "cpeMatch": 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