{
    "dataType": "CVE_RECORD",
    "dataVersion": "5.1",
    "cveMetadata": {
        "state": "PUBLISHED",
        "cveId": "CVE-2021-23437",
        "assignerOrgId": "bae035ff-b466-4ff4-94d0-fc9efd9e1730",
        "assignerShortName": "snyk",
        "dateUpdated": "2024-09-16T20:47:41.102Z",
        "dateReserved": "2021-01-08T00:00:00.000Z",
        "datePublished": "2021-09-03T16:10:10.293Z"
    },
    "containers": {
        "cna": {
            "title": "Regular Expression Denial of Service (ReDoS)",
            "datePublic": "2021-09-03T00:00:00.000Z",
            "providerMetadata": {
                "orgId": "bae035ff-b466-4ff4-94d0-fc9efd9e1730",
                "shortName": "snyk",
                "dateUpdated": "2024-03-22T11:05:54.063Z"
            },
            "descriptions": [
                {
                    "lang": "en",
                    "value": "The package pillow 5.2.0 and before 8.3.2 are vulnerable to Regular Expression Denial of Service (ReDoS) via the getrgb function."
                }
            ],
            "affected": [
                {
                    "vendor": "n/a",
                    "product": "Pillow",
                    "versions": [
                        {
                            "version": "0",
                            "status": "affected",
                            "lessThan": "unspecified",
                            "versionType": "custom"
                        },
                        {
                            "version": "unspecified",
                            "lessThan": "8.3.2",
                            "status": "affected",
                            "versionType": "custom"
                        }
                    ]
                }
            ],
            "references": [
                {
                    "url": "https://snyk.io/vuln/SNYK-PYTHON-PILLOW-1319443"
                },
                {
                    "url": "https://pillow.readthedocs.io/en/stable/releasenotes/8.3.2.html"
                },
                {
                    "url": "https://github.com/python-pillow/Pillow/commit/9e08eb8f78fdfd2f476e1b20b7cf38683754866b"
                },
                {
                    "name": "FEDORA-2021-9f020cf155",
                    "tags": [
                        "vendor-advisory"
                    ],
                    "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/VKRCL7KKAKOXCVD7M6WC5OKFGL4L3SJT/"
                },
                {
                    "name": "FEDORA-2021-cbfaefb390",
                    "tags": [
                        "vendor-advisory"
                    ],
                    "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/RNSG6VFXTAROGF7ACYLMAZNQV4EJ6I2C/"
                },
                {
                    "name": "GLSA-202211-10",
                    "tags": [
                        "vendor-advisory"
                    ],
                    "url": "https://security.gentoo.org/glsa/202211-10"
                },
                {
                    "name": "[debian-lts-announce] 20240322 [SECURITY] [DLA 3768-1] pillow security update",
                    "tags": [
                        "mailing-list"
                    ],
                    "url": "https://lists.debian.org/debian-lts-announce/2024/03/msg00021.html"
                }
            ],
            "credits": [
                {
                    "lang": "en",
                    "value": "Liyuan Chen"
                }
            ],
            "metrics": [
                {
                    "cvssV3_1": {
                        "version": "3.1",
                        "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
                        "attackVector": "NETWORK",
                        "attackComplexity": "LOW",
                        "privilegesRequired": "NONE",
                        "userInteraction": "NONE",
                        "scope": "UNCHANGED",
                        "confidentialityImpact": "NONE",
                        "integrityImpact": "NONE",
                        "availabilityImpact": "HIGH",
                        "baseScore": 7.5,
                        "baseSeverity": "HIGH"
                    }
                }
            ],
            "problemTypes": [
                {
                    "descriptions": [
                        {
                            "type": "text",
                            "lang": "en",
                            "description": "Regular Expression Denial of Service (ReDoS)"
                        }
                    ]
                }
            ]
        },
        "adp": [
            {
                "providerMetadata": {
                    "orgId": "af854a3a-2127-422b-91ae-364da2661108",
                    "shortName": "CVE",
                    "dateUpdated": "2024-08-03T19:05:56.128Z"
                },
                "title": "CVE Program Container",
                "references": [
                    {
                        "url": "https://snyk.io/vuln/SNYK-PYTHON-PILLOW-1319443",
                        "tags": [
                            "x_transferred"
                        ]
                    },
                    {
                        "url": "https://pillow.readthedocs.io/en/stable/releasenotes/8.3.2.html",
                        "tags": [
                            "x_transferred"
                        ]
                    },
                    {
                        "url": "https://github.com/python-pillow/Pillow/commit/9e08eb8f78fdfd2f476e1b20b7cf38683754866b",
                        "tags": [
                            "x_transferred"
                        ]
                    },
                    {
                        "name": "FEDORA-2021-9f020cf155",
                        "tags": [
                            "vendor-advisory",
                            "x_transferred"
                        ],
                        "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/VKRCL7KKAKOXCVD7M6WC5OKFGL4L3SJT/"
                    },
                    {
                        "name": "FEDORA-2021-cbfaefb390",
                        "tags": [
                            "vendor-advisory",
                            "x_transferred"
                        ],
                        "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/RNSG6VFXTAROGF7ACYLMAZNQV4EJ6I2C/"
                    },
                    {
                        "name": "GLSA-202211-10",
                        "tags": [
                            "vendor-advisory",
                            "x_transferred"
                        ],
                        "url": "https://security.gentoo.org/glsa/202211-10"
                    },
                    {
                        "name": "[debian-lts-announce] 20240322 [SECURITY] [DLA 3768-1] pillow security update",
                        "tags": [
                            "mailing-list",
                            "x_transferred"
                        ],
                        "url": "https://lists.debian.org/debian-lts-announce/2024/03/msg00021.html"
                    }
                ]
            }
        ]
    }
}