{
    "id": "CVE-2015-3246",
    "published": "2015-08-11 14:59:07",
    "last_modified": "2026-08-27 04:16:36",
    "cvss_score": "5.1",
    "cvss_severity": "MEDIUM",
    "cvss_version": "3.1",
    "cvss_vector": "CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H",
    "cwe": "CWE-264",
    "description": "libuser before 0.56.13-8 and 0.60 before 0.60-7, as used in the userhelper program in the usermode package, directly modifies /etc/passwd, which allows local users to cause a denial of service (inconsistent file state) by causing an error during the modification. NOTE: this issue can be combined with CVE-2015-3245 to gain privileges.",
    "epss_score": "0.08799",
    "epss_percentile": "0.95008",
    "kev": 1,
    "kev_due": "2026-09-09",
    "has_exploit": 1,
    "updated_at": "2026-09-26 18:20:02",
    "priority": {
        "rank": 1,
        "label": "Patch first",
        "why": "On CISA KEV — known exploited in the wild, due 2026-09-09."
    },
    "products": [
        {
            "vendor": "libuser_project",
            "product": "libuser"
        },
        {
            "vendor": "opensuse",
            "product": "opensuse"
        },
        {
            "vendor": "redhat",
            "product": "enterprise_linux"
        }
    ],
    "kev_detail": {
        "cve_id": "CVE-2015-3246",
        "date_added": "2026-08-26",
        "due_date": "2026-09-09",
        "vendor": "Red Hat",
        "product": "Libuser",
        "name": "Red Hat Libuser Race Condition Vulnerability",
        "ransomware": 0
    },
    "exploits": [
        {
            "source": "exploit-db",
            "ref_id": "44633",
            "title": "Libuser - 'roothelper' Local Privilege Escalation (Metasploit)",
            "date": "2018-05-16",
            "url": "https://www.exploit-db.com/exploits/44633"
        },
        {
            "source": "exploit-db",
            "ref_id": "37706",
            "title": "Libuser Library - Multiple Vulnerabilities",
            "date": "2015-07-27",
            "url": "https://www.exploit-db.com/exploits/37706"
        }
    ],
    "refs_list": [
        "http://lists.fedoraproject.org/pipermail/package-announce/2015-August/163044.html",
        "http://lists.fedoraproject.org/pipermail/package-announce/2015-July/162947.html",
        "http://lists.opensuse.org/opensuse-security-announce/2015-08/msg00000.html",
        "http://rhn.redhat.com/errata/RHSA-2015-1482.html",
        "http://rhn.redhat.com/errata/RHSA-2015-1483.html",
        "http://www.securityfocus.com/bid/76022",
        "http://www.securitytracker.com/id/1033040",
        "https://access.redhat.com/articles/1537873",
        "https://www.exploit-db.com/exploits/44633/",
        "https://www.qualys.com/2015/07/23/cve-2015-3245-cve-2015-3246/cve-2015-3245-cve-2015-3246.txt",
        "http://lists.fedoraproject.org/pipermail/package-announce/2015-August/163044.html",
        "http://lists.fedoraproject.org/pipermail/package-announce/2015-July/162947.html",
        "http://lists.opensuse.org/opensuse-security-announce/2015-08/msg00000.html",
        "http://rhn.redhat.com/errata/RHSA-2015-1482.html",
        "http://rhn.redhat.com/errata/RHSA-2015-1483.html",
        "http://www.securityfocus.com/bid/76022",
        "http://www.securitytracker.com/id/1033040",
        "https://access.redhat.com/articles/1537873",
        "https://www.exploit-db.com/exploits/44633/",
        "https://www.qualys.com/2015/07/23/cve-2015-3245-cve-2015-3246/cve-2015-3245-cve-2015-3246.txt",
        "https://blog.talosintelligence.com/uat-10147-chinese-speaking-adversary-integrates-agentic-ai-into-post-compromise-operations/",
        "https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2015-3246"
    ]
}