{
    "dataType": "CVE_RECORD",
    "dataVersion": "5.1",
    "cveMetadata": {
        "state": "PUBLISHED",
        "cveId": "CVE-2021-33642",
        "assignerOrgId": "7e1ac599-2767-43fa-b3ea-f10178cc98f2",
        "assignerShortName": "openEuler",
        "dateUpdated": "2025-04-02T14:47:37.730Z",
        "dateReserved": "2021-05-28T00:00:00.000Z",
        "datePublished": "2023-01-20T00:00:00.000Z"
    },
    "containers": {
        "cna": {
            "providerMetadata": {
                "orgId": "7e1ac599-2767-43fa-b3ea-f10178cc98f2",
                "shortName": "openEuler",
                "dateUpdated": "2023-01-20T00:00:00.000Z"
            },
            "descriptions": [
                {
                    "lang": "en",
                    "value": "When a file is processed, an infinite loop occurs in next_inline() of the more_curly() function."
                }
            ],
            "affected": [
                {
                    "vendor": "n/a",
                    "product": "byacc",
                    "versions": [
                        {
                            "version": "<1.9.20200330 and <2.0.20210808",
                            "status": "affected"
                        }
                    ]
                }
            ],
            "references": [
                {
                    "url": "https://gitee.com/src-openeuler/byacc/commit/50225f48c6b53e9d7c936681a06682404cb8ec4d"
                }
            ],
            "problemTypes": [
                {
                    "descriptions": [
                        {
                            "type": "CWE",
                            "lang": "en",
                            "description": "CWE-835 : infinite loop",
                            "cweId": "CWE-835"
                        }
                    ]
                }
            ]
        },
        "adp": [
            {
                "providerMetadata": {
                    "orgId": "af854a3a-2127-422b-91ae-364da2661108",
                    "shortName": "CVE",
                    "dateUpdated": "2024-08-03T23:58:21.558Z"
                },
                "title": "CVE Program Container",
                "references": [
                    {
                        "url": "https://gitee.com/src-openeuler/byacc/commit/50225f48c6b53e9d7c936681a06682404cb8ec4d",
                        "tags": [
                            "x_transferred"
                        ]
                    }
                ]
            },
            {
                "metrics": [
                    {
                        "cvssV3_1": {
                            "scope": "UNCHANGED",
                            "version": "3.1",
                            "baseScore": 5.5,
                            "attackVector": "LOCAL",
                            "baseSeverity": "MEDIUM",
                            "vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H",
                            "integrityImpact": "NONE",
                            "userInteraction": "REQUIRED",
                            "attackComplexity": "LOW",
                            "availabilityImpact": "HIGH",
                            "privilegesRequired": "NONE",
                            "confidentialityImpact": "NONE"
                        }
                    },
                    {
                        "other": {
                            "type": "ssvc",
                            "content": {
                                "timestamp": "2025-04-02T14:45:29.359598Z",
                                "id": "CVE-2021-33642",
                                "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": "2025-04-02T14:47:37.730Z"
                }
            }
        ]
    }
}