{
    "id": "CVE-2011-3182",
    "published": "2011-08-25 14:22:47",
    "last_modified": "2026-06-16 23:32:49",
    "cvss_score": "5.0",
    "cvss_severity": "MEDIUM",
    "cvss_version": "2.0",
    "cvss_vector": "AV:N/AC:L/Au:N/C:N/I:N/A:P",
    "cwe": null,
    "description": "PHP before 5.3.7 does not properly check the return values of the malloc, calloc, and realloc library functions, which allows context-dependent attackers to cause a denial of service (NULL pointer dereference and application crash) or trigger a buffer overflow by leveraging the ability to provide an arbitrary value for a function argument, related to (1) ext/curl/interface.c, (2) ext/date/lib/parse_date.c, (3) ext/date/lib/parse_iso_intervals.c, (4) ext/date/lib/parse_tz.c, (5) ext/date/lib/timelib.c, (6) ext/pdo_odbc/pdo_odbc.c, (7) ext/reflection/php_reflection.c, (8) ext/soap/php_sdl.c, (9) ext/xmlrpc/libxmlrpc/base64.c, (10) TSRM/tsrm_win32.c, and (11) the strtotime function.",
    "epss_score": "0.19152",
    "epss_percentile": "0.97239",
    "kev": 0,
    "kev_due": null,
    "has_exploit": 1,
    "updated_at": "2026-09-27 18:17:10",
    "priority": {
        "rank": 2,
        "label": "Patch early",
        "why": "A public exploit exists."
    },
    "products": [
        {
            "vendor": "php",
            "product": "php"
        }
    ],
    "kev_detail": null,
    "exploits": [
        {
            "source": "exploit-db",
            "ref_id": "36070",
            "title": "PHP < 5.3.7 - Multiple Null Pointer Dereference Denial of Service Vulnerabilities",
            "date": "2011-08-19",
            "url": "https://www.exploit-db.com/exploits/36070"
        }
    ],
    "refs_list": [
        "http://lists.apple.com/archives/security-announce/2012/Feb/msg00000.html",
        "http://marc.info/?l=full-disclosure&m=131373057621672&w=2",
        "http://securityreason.com/achievement_securityalert/101",
        "http://support.apple.com/kb/HT5130",
        "http://www.mandriva.com/security/advisories?name=MDVSA-2011:165",
        "http://www.openwall.com/lists/oss-security/2011/08/22/9",
        "http://www.securityfocus.com/bid/49249",
        "https://exchange.xforce.ibmcloud.com/vulnerabilities/69430",
        "http://lists.apple.com/archives/security-announce/2012/Feb/msg00000.html",
        "http://marc.info/?l=full-disclosure&m=131373057621672&w=2",
        "http://securityreason.com/achievement_securityalert/101",
        "http://support.apple.com/kb/HT5130",
        "http://www.mandriva.com/security/advisories?name=MDVSA-2011:165",
        "http://www.openwall.com/lists/oss-security/2011/08/22/9",
        "http://www.securityfocus.com/bid/49249",
        "https://exchange.xforce.ibmcloud.com/vulnerabilities/69430"
    ]
}