{
    "CVE_data_meta": {
        "ASSIGNER": "cve@mitre.org",
        "ID": "CVE-2002-0638",
        "STATE": "PUBLIC"
    },
    "affects": {
        "vendor": {
            "vendor_data": [
                {
                    "product": {
                        "product_data": [
                            {
                                "product_name": "n/a",
                                "version": {
                                    "version_data": [
                                        {
                                            "version_value": "n/a"
                                        }
                                    ]
                                }
                            }
                        ]
                    },
                    "vendor_name": "n/a"
                }
            ]
        }
    },
    "data_format": "MITRE",
    "data_type": "CVE",
    "data_version": "4.0",
    "description": {
        "description_data": [
            {
                "lang": "eng",
                "value": "setpwnam.c in the util-linux package, as included in Red Hat Linux 7.3 and earlier, and other operating systems, does not properly lock a temporary file when modifying /etc/passwd, which may allow local users to gain privileges via a complex race condition that uses an open file descriptor in utility programs such as chfn and chsh."
            }
        ]
    },
    "problemtype": {
        "problemtype_data": [
            {
                "description": [
                    {
                        "lang": "eng",
                        "value": "n/a"
                    }
                ]
            }
        ]
    },
    "references": {
        "reference_data": [
            {
                "name": "CSSA-2002-043.0",
                "refsource": "CALDERA",
                "url": "ftp://ftp.caldera.com/pub/security/OpenLinux/CSSA-2002-043.0.txt"
            },
            {
                "name": "5344",
                "refsource": "BID",
                "url": "http://www.securityfocus.com/bid/5344"
            },
            {
                "name": "utillinux-chfn-race-condition(9709)",
                "refsource": "XF",
                "url": "http://www.iss.net/security_center/static/9709.php"
            },
            {
                "name": "MDKSA-2002:047",
                "refsource": "MANDRAKE",
                "url": "http://www.linux-mandrake.com/en/security/2002/MDKSA-2002-047.php"
            },
            {
                "name": "RHSA-2002:132",
                "refsource": "REDHAT",
                "url": "http://rhn.redhat.com/errata/RHSA-2002-132.html"
            },
            {
                "name": "VU#405955",
                "refsource": "CERT-VN",
                "url": "http://www.kb.cert.org/vuls/id/405955"
            },
            {
                "name": "20020729 [VulnWatch] RAZOR advisory: Linux util-linux chfn local root vulnerability",
                "refsource": "VULNWATCH",
                "url": "http://archives.neohapsis.com/archives/bugtraq/2002-07/0357.html"
            },
            {
                "name": "CLA-2002:523",
                "refsource": "CONECTIVA",
                "url": "http://distro.conectiva.com.br/atualizacoes/?id=a&anuncio=000523"
            },
            {
                "name": "HPSBTL0207-054",
                "refsource": "HP",
                "url": "http://online.securityfocus.com/advisories/4320"
            },
            {
                "name": "20020730 TSLSA-2002-0064 - util-linux",
                "refsource": "BUGTRAQ",
                "url": "http://archives.neohapsis.com/archives/bugtraq/2002-07/0396.html"
            },
            {
                "name": "20020729 RAZOR advisory: Linux util-linux chfn local root vulnerability",
                "refsource": "BUGTRAQ",
                "url": "http://marc.info/?l=bugtraq&m=102795787713996&w=2"
            },
            {
                "name": "RHSA-2002:137",
                "refsource": "REDHAT",
                "url": "http://www.redhat.com/support/errata/RHSA-2002-137.html"
            },
            {
                "name": "5164",
                "refsource": "OSVDB",
                "url": "http://www.osvdb.org/5164"
            }
        ]
    }
}