{
    "data_type": "CVE",
    "data_format": "MITRE",
    "data_version": "4.0",
    "CVE_data_meta": {
        "ID": "CVE-2022-3437",
        "ASSIGNER": "secalert@redhat.com",
        "STATE": "PUBLIC"
    },
    "affects": {
        "vendor": {
            "vendor_data": [
                {
                    "vendor_name": "n/a",
                    "product": {
                        "product_data": [
                            {
                                "product_name": "samba",
                                "version": {
                                    "version_data": [
                                        {
                                            "version_value": "Fixed in samba 4.15.11, samba 4.16.6, samba 4.17.2."
                                        }
                                    ]
                                }
                            }
                        ]
                    }
                }
            ]
        }
    },
    "problemtype": {
        "problemtype_data": [
            {
                "description": [
                    {
                        "lang": "eng",
                        "value": "CWE-122 - Heap-based Buffer Overflow, CWE-787 - Out-of-bounds Write"
                    }
                ]
            }
        ]
    },
    "references": {
        "reference_data": [
            {
                "refsource": "MISC",
                "name": "https://bugzilla.redhat.com/show_bug.cgi?id=2137774",
                "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2137774"
            },
            {
                "refsource": "MISC",
                "name": "https://www.samba.org/samba/security/CVE-2022-3437.html",
                "url": "https://www.samba.org/samba/security/CVE-2022-3437.html"
            },
            {
                "refsource": "MISC",
                "name": "https://access.redhat.com/security/cve/CVE-2022-3437",
                "url": "https://access.redhat.com/security/cve/CVE-2022-3437"
            },
            {
                "refsource": "MLIST",
                "name": "[oss-security] 20230208 [vs] heimdal: CVE-2022-45142: signature validation failure",
                "url": "http://www.openwall.com/lists/oss-security/2023/02/08/1"
            },
            {
                "refsource": "CONFIRM",
                "name": "https://security.netapp.com/advisory/ntap-20230216-0008/",
                "url": "https://security.netapp.com/advisory/ntap-20230216-0008/"
            },
            {
                "refsource": "GENTOO",
                "name": "GLSA-202309-06",
                "url": "https://security.gentoo.org/glsa/202309-06"
            },
            {
                "refsource": "GENTOO",
                "name": "GLSA-202310-06",
                "url": "https://security.gentoo.org/glsa/202310-06"
            },
            {
                "refsource": "MLIST",
                "name": "[debian-lts-announce] 20240422 [SECURITY] [DLA 3792-1] samba security update",
                "url": "https://lists.debian.org/debian-lts-announce/2024/04/msg00015.html"
            }
        ]
    },
    "description": {
        "description_data": [
            {
                "lang": "eng",
                "value": "A heap-based buffer overflow vulnerability was found in Samba within the GSSAPI unwrap_des() and unwrap_des3() routines of Heimdal. The DES and Triple-DES decryption routines in the Heimdal GSSAPI library allow a length-limited write buffer overflow on malloc() allocated memory when presented with a maliciously small packet. This flaw allows a remote user to send specially crafted malicious data to the application, possibly resulting in a denial of service (DoS) attack."
            }
        ]
    }
}