{
    "data_type": "CVE",
    "data_format": "MITRE",
    "data_version": "4.0",
    "CVE_data_meta": {
        "ASSIGNER": "report@snyk.io",
        "DATE_PUBLIC": "2021-04-12T13:48:15.877501Z",
        "ID": "CVE-2021-23368",
        "STATE": "PUBLIC",
        "TITLE": "Regular Expression Denial of Service (ReDoS)"
    },
    "affects": {
        "vendor": {
            "vendor_data": [
                {
                    "product": {
                        "product_data": [
                            {
                                "product_name": "postcss",
                                "version": {
                                    "version_data": [
                                        {
                                            "version_affected": ">=",
                                            "version_value": "7.0.0"
                                        },
                                        {
                                            "version_affected": "<",
                                            "version_value": "8.2.10"
                                        }
                                    ]
                                }
                            }
                        ]
                    },
                    "vendor_name": "n/a"
                }
            ]
        }
    },
    "problemtype": {
        "problemtype_data": [
            {
                "description": [
                    {
                        "lang": "eng",
                        "value": "Regular Expression Denial of Service (ReDoS)"
                    }
                ]
            }
        ]
    },
    "references": {
        "reference_data": [
            {
                "refsource": "MISC",
                "url": "https://snyk.io/vuln/SNYK-JS-POSTCSS-1090595",
                "name": "https://snyk.io/vuln/SNYK-JS-POSTCSS-1090595"
            },
            {
                "refsource": "MISC",
                "url": "https://snyk.io/vuln/SNYK-JAVA-ORGWEBJARSNPM-1244795",
                "name": "https://snyk.io/vuln/SNYK-JAVA-ORGWEBJARSNPM-1244795"
            },
            {
                "refsource": "MISC",
                "url": "https://github.com/postcss/postcss/commit/b6f3e4d5a8d7504d553267f80384373af3a3dec5",
                "name": "https://github.com/postcss/postcss/commit/b6f3e4d5a8d7504d553267f80384373af3a3dec5"
            },
            {
                "refsource": "MISC",
                "url": "https://github.com/postcss/postcss/commit/8682b1e4e328432ba692bed52326e84439cec9e4",
                "name": "https://github.com/postcss/postcss/commit/8682b1e4e328432ba692bed52326e84439cec9e4"
            },
            {
                "refsource": "MLIST",
                "name": "[myfaces-dev] 20210421 [GitHub] [myfaces-tobago] henningn opened a new pull request #774: build(postcss): update dependency to fix CVE-2021-23368",
                "url": "https://lists.apache.org/thread.html/r16e295b4f02d81b79981237d602cb0b9e59709bafaa73ac98be7cef1@%3Cdev.myfaces.apache.org%3E"
            },
            {
                "refsource": "MLIST",
                "name": "[myfaces-dev] 20210421 [GitHub] [myfaces-tobago] henningn merged pull request #774: build(postcss): update dependency to fix CVE-2021-23368",
                "url": "https://lists.apache.org/thread.html/r8def971a66cf3e375178fbee752e1b04a812a047cc478ad292007e33@%3Cdev.myfaces.apache.org%3E"
            },
            {
                "refsource": "MLIST",
                "name": "[myfaces-dev] 20210421 [GitHub] [myfaces-tobago] lofwyr14 opened a new pull request #775: Updating lib, to avoid CVE problem CVE-2021-23368 with postcss",
                "url": "https://lists.apache.org/thread.html/r00158f5d770d75d0655c5eef1bdbc6150531606c8f8bcb778f0627be@%3Cdev.myfaces.apache.org%3E"
            },
            {
                "refsource": "MLIST",
                "name": "[myfaces-commits] 20210421 [myfaces-tobago] branch master updated: Updating lib, to avoid CVE problem CVE-2021-23368 with postcss",
                "url": "https://lists.apache.org/thread.html/r5acd89f3827ad9a9cad6d24ed93e377f7114867cd98cfba616c6e013@%3Ccommits.myfaces.apache.org%3E"
            },
            {
                "refsource": "MLIST",
                "name": "[myfaces-commits] 20210421 [myfaces-tobago] branch master updated: build(postcss): update dependency to fix CVE-2021-23368",
                "url": "https://lists.apache.org/thread.html/rad5af2044afb51668b1008b389ac815a28ecea9eb75ae2cab5a00ebb@%3Ccommits.myfaces.apache.org%3E"
            },
            {
                "refsource": "MLIST",
                "name": "[myfaces-dev] 20210421 [GitHub] [myfaces-tobago] lofwyr14 merged pull request #775: Updating lib, to avoid CVE problem CVE-2021-23368 with postcss",
                "url": "https://lists.apache.org/thread.html/r49afb49b38748897211b1f89c3a64dc27f9049474322b05715695aab@%3Cdev.myfaces.apache.org%3E"
            }
        ]
    },
    "description": {
        "description_data": [
            {
                "lang": "eng",
                "value": "The package postcss from 7.0.0 and before 8.2.10 are vulnerable to Regular Expression Denial of Service (ReDoS) during source map parsing."
            }
        ]
    },
    "impact": {
        "cvss": {
            "version": "3.1",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L",
            "baseScore": 5.3,
            "baseSeverity": "MEDIUM",
            "attackVector": "NETWORK",
            "attackComplexity": "LOW",
            "privilegesRequired": "NONE",
            "userInteraction": "NONE",
            "scope": "UNCHANGED",
            "confidentialityImpact": "NONE",
            "integrityImpact": "NONE",
            "availabilityImpact": "LOW"
        }
    },
    "credit": [
        {
            "lang": "eng",
            "value": "Yeting Li"
        }
    ]
}