{
    "dataType": "CVE_RECORD",
    "dataVersion": "5.2",
    "cveMetadata": {
        "cveId": "CVE-2026-3337",
        "assignerOrgId": "ff89ba41-3aa1-4d27-914a-91399e9639e5",
        "state": "PUBLISHED",
        "assignerShortName": "AMZN",
        "dateReserved": "2026-02-27T15:16:28.371Z",
        "datePublished": "2026-03-02T21:20:08.532Z",
        "dateUpdated": "2026-03-03T20:04:27.577Z"
    },
    "containers": {
        "cna": {
            "affected": [
                {
                    "defaultStatus": "unaffected",
                    "product": "AWS-LC",
                    "vendor": "AWS",
                    "versions": [
                        {
                            "lessThan": "1.69.0",
                            "status": "affected",
                            "version": "1.21.0",
                            "versionType": "custom"
                        }
                    ]
                },
                {
                    "defaultStatus": "unaffected",
                    "product": "AWS-LC-FIPS",
                    "vendor": "AWS",
                    "versions": [
                        {
                            "lessThan": "3.2.0",
                            "status": "affected",
                            "version": "3.0.0",
                            "versionType": "custom"
                        }
                    ]
                }
            ],
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                    "lang": "en",
                    "supportingMedia": [
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                            "base64": false,
                            "type": "text/html",
                            "value": "<p>Observable timing discrepancy in AES-CCM decryption in AWS-LC allows an unauthenticated user to potentially determine authentication tag validity via timing analysis.</p><p><br></p><p>The impacted implementations are through the EVP CIPHER API: EVP_aes_128_ccm, EVP_aes_192_ccm, and EVP_aes_256_ccm.</p><p><br></p><p>Customers of AWS services do not need to take action. Applications using AWS-LC should upgrade to AWS-LC version 1.69.0.</p><br>"
                        }
                    ],
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                }
            ],
            "impacts": [
                {
                    "capecId": "CAPEC-462",
                    "descriptions": [
                        {
                            "lang": "en",
                            "value": "CAPEC-462 (Cross-Domain Search Timing)"
                        }
                    ]
                }
            ],
            "metrics": [
                {
                    "cvssV3_1": {
                        "attackComplexity": "HIGH",
                        "attackVector": "NETWORK",
                        "availabilityImpact": "NONE",
                        "baseScore": 5.9,
                        "baseSeverity": "MEDIUM",
                        "confidentialityImpact": "NONE",
                        "integrityImpact": "HIGH",
                        "privilegesRequired": "NONE",
                        "scope": "UNCHANGED",
                        "userInteraction": "NONE",
                        "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N",
                        "version": "3.1"
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                            "lang": "en",
                            "value": "GENERAL"
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                    "cvssV4_0": {
                        "Automatable": "NOT_DEFINED",
                        "Recovery": "NOT_DEFINED",
                        "Safety": "NOT_DEFINED",
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                        "attackRequirements": "PRESENT",
                        "attackVector": "NETWORK",
                        "baseScore": 8.2,
                        "baseSeverity": "HIGH",
                        "exploitMaturity": "NOT_DEFINED",
                        "privilegesRequired": "NONE",
                        "providerUrgency": "NOT_DEFINED",
                        "subAvailabilityImpact": "NONE",
                        "subConfidentialityImpact": "NONE",
                        "subIntegrityImpact": "NONE",
                        "userInteraction": "NONE",
                        "valueDensity": "NOT_DEFINED",
                        "vectorString": "CVSS:4.0/AV:N/AC:H/AT:P/PR:N/UI:N/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N",
                        "version": "4.0",
                        "vulnAvailabilityImpact": "NONE",
                        "vulnConfidentialityImpact": "NONE",
                        "vulnIntegrityImpact": "HIGH",
                        "vulnerabilityResponseEffort": "NOT_DEFINED"
                    },
                    "format": "CVSS",
                    "scenarios": [
                        {
                            "lang": "en",
                            "value": "GENERAL"
                        }
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            ],
            "problemTypes": [
                {
                    "descriptions": [
                        {
                            "cweId": "CWE-208",
                            "description": "CWE-208 (Observable Timing Discrepancy)",
                            "lang": "en",
                            "type": "CWE"
                        }
                    ]
                }
            ],
            "providerMetadata": {
                "orgId": "ff89ba41-3aa1-4d27-914a-91399e9639e5",
                "shortName": "AMZN",
                "dateUpdated": "2026-03-02T22:14:33.074Z"
            },
            "references": [
                {
                    "tags": [
                        "vendor-advisory"
                    ],
                    "url": "https://aws.amazon.com/security/security-bulletins/2026-005-AWS/"
                },
                {
                    "tags": [
                        "patch"
                    ],
                    "url": "https://github.com/aws/aws-lc/releases/tag/v1.69.0"
                },
                {
                    "tags": [
                        "third-party-advisory"
                    ],
                    "url": "https://github.com/aws/aws-lc/security/advisories/GHSA-frmv-5gcm-jwxh"
                }
            ],
            "source": {
                "discovery": "UNKNOWN"
            },
            "title": "Timing Side-Channel in AES-CCM Tag Verification in AWS-LC",
            "x_generator": {
                "engine": "Vulnogram 0.5.0"
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        },
        "adp": [
            {
                "metrics": [
                    {
                        "other": {
                            "type": "ssvc",
                            "content": {
                                "timestamp": "2026-03-03T20:03:12.007267Z",
                                "id": "CVE-2026-3337",
                                "options": [
                                    {
                                        "Exploitation": "none"
                                    },
                                    {
                                        "Automatable": "no"
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                                    {
                                        "Technical Impact": "partial"
                                    }
                                ],
                                "role": "CISA Coordinator",
                                "version": "2.0.3"
                            }
                        }
                    }
                ],
                "title": "CISA ADP Vulnrichment",
                "providerMetadata": {
                    "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
                    "shortName": "CISA-ADP",
                    "dateUpdated": "2026-03-03T20:04:27.577Z"
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    }
}