{
    "dataType": "CVE_RECORD",
    "dataVersion": "5.1",
    "cveMetadata": {
        "cveId": "CVE-2023-1999",
        "assignerOrgId": "14ed7db2-1595-443d-9d34-6215bf890778",
        "state": "PUBLISHED",
        "assignerShortName": "Google",
        "dateReserved": "2023-04-12T09:40:34.560Z",
        "datePublished": "2023-06-20T11:28:52.547Z",
        "dateUpdated": "2024-09-26T19:14:21.862Z"
    },
    "containers": {
        "cna": {
            "affected": [
                {
                    "collectionURL": "https://chromium.googlesource.com/webm/libwebp",
                    "defaultStatus": "unaffected",
                    "packageName": "libwebp",
                    "product": "libwebp",
                    "repo": "https://chromium.googlesource.com/",
                    "vendor": "Chromium",
                    "versions": [
                        {
                            "lessThan": "1.3.1",
                            "status": "affected",
                            "version": "0.4.2",
                            "versionType": "custom"
                        },
                        {
                            "lessThan": "1.3.0-8-ga486d800",
                            "status": "affected",
                            "version": "0.4.2",
                            "versionType": "custom"
                        }
                    ]
                }
            ],
            "descriptions": [
                {
                    "lang": "en",
                    "supportingMedia": [
                        {
                            "base64": false,
                            "type": "text/html",
                            "value": "There exists a use after free/double free in libwebp. An attacker can use the&nbsp;<span style=\"background-color: rgb(255, 255, 255);\">ApplyFiltersAndEncode() function and loop through to free best.bw and assign best = trial pointer. The second loop will then return 0 because of an Out of memory error in VP8 encoder, the pointer is still assigned to trial and the AddressSanitizer will attempt a double free.&nbsp;</span><br>"
                        }
                    ],
                    "value": "There exists a use after free/double free in libwebp. An attacker can use the ApplyFiltersAndEncode() function and loop through to free best.bw and assign best = trial pointer. The second loop will then return 0 because of an Out of memory error in VP8 encoder, the pointer is still assigned to trial and the AddressSanitizer will attempt a double free. \n"
                }
            ],
            "impacts": [
                {
                    "capecId": "CAPEC-233",
                    "descriptions": [
                        {
                            "lang": "en",
                            "value": "CAPEC-233 Privilege Escalation"
                        }
                    ]
                }
            ],
            "metrics": [
                {
                    "cvssV3_1": {
                        "attackComplexity": "HIGH",
                        "attackVector": "NETWORK",
                        "availabilityImpact": "NONE",
                        "baseScore": 5.3,
                        "baseSeverity": "MEDIUM",
                        "confidentialityImpact": "HIGH",
                        "integrityImpact": "NONE",
                        "privilegesRequired": "LOW",
                        "scope": "UNCHANGED",
                        "userInteraction": "NONE",
                        "vectorString": "CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:N/A:N",
                        "version": "3.1"
                    },
                    "format": "CVSS",
                    "scenarios": [
                        {
                            "lang": "en",
                            "value": "GENERAL"
                        }
                    ]
                }
            ],
            "problemTypes": [
                {
                    "descriptions": [
                        {
                            "cweId": "CWE-416",
                            "description": "CWE-416 Use After Free",
                            "lang": "en",
                            "type": "CWE"
                        }
                    ]
                }
            ],
            "providerMetadata": {
                "orgId": "14ed7db2-1595-443d-9d34-6215bf890778",
                "shortName": "Google",
                "dateUpdated": "2023-06-20T11:28:52.547Z"
            },
            "references": [
                {
                    "url": "https://chromium.googlesource.com/webm/libwebp"
                },
                {
                    "url": "https://security.gentoo.org/glsa/202309-05"
                }
            ],
            "source": {
                "discovery": "EXTERNAL"
            },
            "title": "Use after free in libwebp",
            "x_generator": {
                "engine": "Vulnogram 0.1.0-dev"
            }
        },
        "adp": [
            {
                "providerMetadata": {
                    "orgId": "af854a3a-2127-422b-91ae-364da2661108",
                    "shortName": "CVE",
                    "dateUpdated": "2024-08-02T06:05:27.124Z"
                },
                "title": "CVE Program Container",
                "references": [
                    {
                        "url": "https://chromium.googlesource.com/webm/libwebp",
                        "tags": [
                            "x_transferred"
                        ]
                    },
                    {
                        "url": "https://security.gentoo.org/glsa/202309-05",
                        "tags": [
                            "x_transferred"
                        ]
                    }
                ]
            },
            {
                "metrics": [
                    {
                        "other": {
                            "type": "ssvc",
                            "content": {
                                "timestamp": "2024-09-26T19:14:09.901555Z",
                                "id": "CVE-2023-1999",
                                "options": [
                                    {
                                        "Exploitation": "none"
                                    },
                                    {
                                        "Automatable": "no"
                                    },
                                    {
                                        "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": "2024-09-26T19:14:21.862Z"
                }
            }
        ]
    }
}