{
    "id": "CVE-2006-4842",
    "published": "2006-10-12 00:07:00",
    "last_modified": "2026-06-16 22:29:53",
    "cvss_score": "3.6",
    "cvss_severity": "LOW",
    "cvss_version": "2.0",
    "cvss_vector": "AV:L/AC:L/Au:N/C:N/I:P/A:P",
    "cwe": "CWE-20",
    "description": "The Netscape Portable Runtime (NSPR) API 4.6.1 and 4.6.2, as used in Sun Solaris 10, trusts user-specified environment variables for specifying log files even when running from setuid programs, which allows local users to create or overwrite arbitrary files.",
    "epss_score": "0.07621",
    "epss_percentile": "0.94428",
    "kev": 0,
    "kev_due": null,
    "has_exploit": 1,
    "updated_at": "2026-10-10 18:17:04",
    "priority": {
        "rank": 2,
        "label": "Patch early",
        "why": "A public exploit exists."
    },
    "products": [
        {
            "vendor": "netscape",
            "product": "portable_runtime_api"
        },
        {
            "vendor": "sun",
            "product": "solaris"
        }
    ],
    "kev_detail": null,
    "exploits": [
        {
            "source": "exploit-db",
            "ref_id": "45433",
            "title": "Solaris - libnspr NSPR_LOG_FILE Privilege Escalation (Metasploit)",
            "date": "2018-09-18",
            "url": "https://www.exploit-db.com/exploits/45433"
        },
        {
            "source": "exploit-db",
            "ref_id": "2641",
            "title": "Solaris 10 libnspr - 'Constructor' Arbitrary File Creation Privilege Escalation (3)",
            "date": "2006-10-24",
            "url": "https://www.exploit-db.com/exploits/2641"
        },
        {
            "source": "exploit-db",
            "ref_id": "28789",
            "title": "Sun Solaris Netscape Portable Runtime API 4.6.1 - Local Privilege Escalation (2)",
            "date": "2006-10-24",
            "url": "https://www.exploit-db.com/exploits/28789"
        },
        {
            "source": "exploit-db",
            "ref_id": "2569",
            "title": "Solaris 10 libnspr - 'LD_PRELOAD' Arbitrary File Creation Privilege Escalation (2)",
            "date": "2006-10-16",
            "url": "https://www.exploit-db.com/exploits/2569"
        },
        {
            "source": "exploit-db",
            "ref_id": "2543",
            "title": "Solaris 10 libnspr - 'LD_PRELOAD' Arbitrary File Creation Privilege Escalation (1)",
            "date": "2006-10-13",
            "url": "https://www.exploit-db.com/exploits/2543"
        },
        {
            "source": "exploit-db",
            "ref_id": "28788",
            "title": "Sun Solaris Netscape Portable Runtime API 4.6.1 - Local Privilege Escalation (1)",
            "date": "2006-10-13",
            "url": "https://www.exploit-db.com/exploits/28788"
        }
    ],
    "refs_list": [
        "http://labs.idefense.com/intelligence/vulnerabilities/display.php?id=418",
        "http://secunia.com/advisories/22348",
        "http://securitytracker.com/id?1017050",
        "http://sunsolve.sun.com/search/document.do?assetkey=1-26-102658-1",
        "http://www.securityfocus.com/archive/1/448691/100/0/threaded",
        "http://www.securityfocus.com/bid/20471",
        "http://www.vupen.com/english/advisories/2006/4016",
        "https://exchange.xforce.ibmcloud.com/vulnerabilities/29489",
        "https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A1819",
        "https://www.exploit-db.com/exploits/45433/",
        "http://labs.idefense.com/intelligence/vulnerabilities/display.php?id=418",
        "http://secunia.com/advisories/22348",
        "http://securitytracker.com/id?1017050",
        "http://sunsolve.sun.com/search/document.do?assetkey=1-26-102658-1",
        "http://www.securityfocus.com/archive/1/448691/100/0/threaded",
        "http://www.securityfocus.com/bid/20471",
        "http://www.vupen.com/english/advisories/2006/4016",
        "https://exchange.xforce.ibmcloud.com/vulnerabilities/29489",
        "https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A1819",
        "https://www.exploit-db.com/exploits/45433/"
    ]
}