Vulnerability Instance

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{
    "url": "http://public2.vulnerablecode.io/api/vulnerabilities/101389?format=api",
    "vulnerability_id": "VCID-zq3z-pce4-5udp",
    "summary": "Buffer overflow in the idnsALookup function in dns_internal.cc in Squid 3.2 through 3.2.11 and 3.3 through 3.3.6 allows remote attackers to cause a denial of service (memory corruption and server termination) via a long name in a DNS lookup request.",
    "aliases": [
        {
            "alias": "CVE-2013-4115"
        }
    ],
    "fixed_packages": [
        {
            "url": "http://public2.vulnerablecode.io/api/packages/129559?format=api",
            "purl": "pkg:deb/debian/squid@0?distro=trixie",
            "is_vulnerable": false,
            "affected_by_vulnerabilities": [],
            "resource_url": "http://public2.vulnerablecode.io/packages/pkg:deb/debian/squid@0%3Fdistro=trixie"
        },
        {
            "url": "http://public2.vulnerablecode.io/api/packages/129554?format=api",
            "purl": "pkg:deb/debian/squid@4.13-10%2Bdeb11u3?distro=trixie",
            "is_vulnerable": true,
            "affected_by_vulnerabilities": [
                {
                    "vulnerability": "VCID-5tpw-u7cg-hqd7"
                },
                {
                    "vulnerability": "VCID-7sua-wuyu-cqby"
                },
                {
                    "vulnerability": "VCID-pshb-b8z8-gqhm"
                },
                {
                    "vulnerability": "VCID-qyjc-znbd-dub6"
                },
                {
                    "vulnerability": "VCID-rv56-tjvg-bbbc"
                }
            ],
            "resource_url": "http://public2.vulnerablecode.io/packages/pkg:deb/debian/squid@4.13-10%252Bdeb11u3%3Fdistro=trixie"
        },
        {
            "url": "http://public2.vulnerablecode.io/api/packages/129552?format=api",
            "purl": "pkg:deb/debian/squid@5.7-2%2Bdeb12u5?distro=trixie",
            "is_vulnerable": true,
            "affected_by_vulnerabilities": [
                {
                    "vulnerability": "VCID-5tpw-u7cg-hqd7"
                },
                {
                    "vulnerability": "VCID-7sua-wuyu-cqby"
                },
                {
                    "vulnerability": "VCID-pshb-b8z8-gqhm"
                },
                {
                    "vulnerability": "VCID-qyjc-znbd-dub6"
                },
                {
                    "vulnerability": "VCID-rv56-tjvg-bbbc"
                }
            ],
            "resource_url": "http://public2.vulnerablecode.io/packages/pkg:deb/debian/squid@5.7-2%252Bdeb12u5%3Fdistro=trixie"
        },
        {
            "url": "http://public2.vulnerablecode.io/api/packages/129556?format=api",
            "purl": "pkg:deb/debian/squid@6.13-2%2Bdeb13u1?distro=trixie",
            "is_vulnerable": true,
            "affected_by_vulnerabilities": [
                {
                    "vulnerability": "VCID-5tpw-u7cg-hqd7"
                },
                {
                    "vulnerability": "VCID-pshb-b8z8-gqhm"
                },
                {
                    "vulnerability": "VCID-qyjc-znbd-dub6"
                },
                {
                    "vulnerability": "VCID-rv56-tjvg-bbbc"
                }
            ],
            "resource_url": "http://public2.vulnerablecode.io/packages/pkg:deb/debian/squid@6.13-2%252Bdeb13u1%3Fdistro=trixie"
        },
        {
            "url": "http://public2.vulnerablecode.io/api/packages/129555?format=api",
            "purl": "pkg:deb/debian/squid@7.5-1?distro=trixie",
            "is_vulnerable": false,
            "affected_by_vulnerabilities": [],
            "resource_url": "http://public2.vulnerablecode.io/packages/pkg:deb/debian/squid@7.5-1%3Fdistro=trixie"
        },
        {
            "url": "http://public2.vulnerablecode.io/api/packages/191511?format=api",
            "purl": "pkg:ebuild/net-proxy/squid@3.2.13",
            "is_vulnerable": false,
            "affected_by_vulnerabilities": [],
            "resource_url": "http://public2.vulnerablecode.io/packages/pkg:ebuild/net-proxy/squid@3.2.13"
        }
    ],
    "affected_packages": [
        {
            "url": "http://public2.vulnerablecode.io/api/packages/175868?format=api",
            "purl": "pkg:rpm/redhat/squid@7:2.6.STABLE21-7?arch=el5_10",
            "is_vulnerable": true,
            "affected_by_vulnerabilities": [
                {
                    "vulnerability": "VCID-t7px-3uvt-a3hn"
                },
                {
                    "vulnerability": "VCID-zq3z-pce4-5udp"
                }
            ],
            "resource_url": "http://public2.vulnerablecode.io/packages/pkg:rpm/redhat/squid@7:2.6.STABLE21-7%3Farch=el5_10"
        },
        {
            "url": "http://public2.vulnerablecode.io/api/packages/175866?format=api",
            "purl": "pkg:rpm/redhat/squid@7:3.1.10-22?arch=el6_5",
            "is_vulnerable": true,
            "affected_by_vulnerabilities": [
                {
                    "vulnerability": "VCID-t7px-3uvt-a3hn"
                },
                {
                    "vulnerability": "VCID-zq3z-pce4-5udp"
                }
            ],
            "resource_url": "http://public2.vulnerablecode.io/packages/pkg:rpm/redhat/squid@7:3.1.10-22%3Farch=el6_5"
        }
    ],
    "references": [
        {
            "reference_url": "https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2013-4115.json",
            "reference_id": "",
            "reference_type": "",
            "scores": [],
            "url": "https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2013-4115.json"
        },
        {
            "reference_url": "https://api.first.org/data/v1/epss?cve=CVE-2013-4115",
            "reference_id": "",
            "reference_type": "",
            "scores": [
                {
                    "value": "0.75061",
                    "scoring_system": "epss",
                    "scoring_elements": "0.98893",
                    "published_at": "2026-06-04T12:55:00Z"
                },
                {
                    "value": "0.75061",
                    "scoring_system": "epss",
                    "scoring_elements": "0.98895",
                    "published_at": "2026-06-07T12:55:00Z"
                },
                {
                    "value": "0.75061",
                    "scoring_system": "epss",
                    "scoring_elements": "0.98896",
                    "published_at": "2026-06-06T12:55:00Z"
                }
            ],
            "url": "https://api.first.org/data/v1/epss?cve=CVE-2013-4115"
        },
        {
            "reference_url": "https://bugzilla.redhat.com/show_bug.cgi?id=983653",
            "reference_id": "983653",
            "reference_type": "",
            "scores": [],
            "url": "https://bugzilla.redhat.com/show_bug.cgi?id=983653"
        },
        {
            "reference_url": "https://security.gentoo.org/glsa/201309-22",
            "reference_id": "GLSA-201309-22",
            "reference_type": "",
            "scores": [],
            "url": "https://security.gentoo.org/glsa/201309-22"
        },
        {
            "reference_url": "https://access.redhat.com/errata/RHSA-2014:1148",
            "reference_id": "RHSA-2014:1148",
            "reference_type": "",
            "scores": [],
            "url": "https://access.redhat.com/errata/RHSA-2014:1148"
        }
    ],
    "weaknesses": [],
    "exploits": [],
    "severity_range_score": null,
    "exploitability": "0.5",
    "weighted_severity": "0.7",
    "risk_score": 0.3,
    "resource_url": "http://public2.vulnerablecode.io/vulnerabilities/VCID-zq3z-pce4-5udp"
}