Vulnerability Instance

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{
    "url": "http://public2.vulnerablecode.io/api/vulnerabilities/101402?format=api",
    "vulnerability_id": "VCID-z9fz-nr3a-vqar",
    "summary": "Squid 3.x before 3.5.15 and 4.x before 4.0.7 does not properly append data to String objects, which allows remote servers to cause a denial of service (assertion failure and daemon exit) via a long string, as demonstrated by a crafted HTTP Vary header.",
    "aliases": [
        {
            "alias": "CVE-2016-2569"
        }
    ],
    "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/505039?format=api",
            "purl": "pkg:ebuild/net-proxy/squid@3.5.19",
            "is_vulnerable": false,
            "affected_by_vulnerabilities": [],
            "resource_url": "http://public2.vulnerablecode.io/packages/pkg:ebuild/net-proxy/squid@3.5.19"
        }
    ],
    "affected_packages": [
        {
            "url": "http://public2.vulnerablecode.io/api/packages/159973?format=api",
            "purl": "pkg:rpm/redhat/squid@7:3.5.20-2?arch=el7",
            "is_vulnerable": true,
            "affected_by_vulnerabilities": [
                {
                    "vulnerability": "VCID-pswa-8aa8-ukhw"
                },
                {
                    "vulnerability": "VCID-ptb8-53q8-gfad"
                },
                {
                    "vulnerability": "VCID-tr27-d4mz-yydt"
                },
                {
                    "vulnerability": "VCID-z9fz-nr3a-vqar"
                },
                {
                    "vulnerability": "VCID-ztr3-ygr2-ffbf"
                }
            ],
            "resource_url": "http://public2.vulnerablecode.io/packages/pkg:rpm/redhat/squid@7:3.5.20-2%3Farch=el7"
        }
    ],
    "references": [
        {
            "reference_url": "https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2016-2569.json",
            "reference_id": "",
            "reference_type": "",
            "scores": [],
            "url": "https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2016-2569.json"
        },
        {
            "reference_url": "https://api.first.org/data/v1/epss?cve=CVE-2016-2569",
            "reference_id": "",
            "reference_type": "",
            "scores": [
                {
                    "value": "0.70316",
                    "scoring_system": "epss",
                    "scoring_elements": "0.98702",
                    "published_at": "2026-06-04T12:55:00Z"
                },
                {
                    "value": "0.70316",
                    "scoring_system": "epss",
                    "scoring_elements": "0.98703",
                    "published_at": "2026-06-05T12:55:00Z"
                },
                {
                    "value": "0.70316",
                    "scoring_system": "epss",
                    "scoring_elements": "0.98704",
                    "published_at": "2026-06-07T12:55:00Z"
                }
            ],
            "url": "https://api.first.org/data/v1/epss?cve=CVE-2016-2569"
        },
        {
            "reference_url": "https://bugzilla.redhat.com/show_bug.cgi?id=1312257",
            "reference_id": "1312257",
            "reference_type": "",
            "scores": [],
            "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1312257"
        },
        {
            "reference_url": "https://security.gentoo.org/glsa/201607-01",
            "reference_id": "GLSA-201607-01",
            "reference_type": "",
            "scores": [],
            "url": "https://security.gentoo.org/glsa/201607-01"
        },
        {
            "reference_url": "https://access.redhat.com/errata/RHSA-2016:2600",
            "reference_id": "RHSA-2016:2600",
            "reference_type": "",
            "scores": [],
            "url": "https://access.redhat.com/errata/RHSA-2016:2600"
        },
        {
            "reference_url": "https://usn.ubuntu.com/3557-1/",
            "reference_id": "USN-3557-1",
            "reference_type": "",
            "scores": [],
            "url": "https://usn.ubuntu.com/3557-1/"
        }
    ],
    "weaknesses": [
        {
            "cwe_id": 617,
            "name": "Reachable Assertion",
            "description": "The product contains an assert() or similar statement that can be triggered by an attacker, which leads to an application exit or other behavior that is more severe than necessary."
        }
    ],
    "exploits": [],
    "severity_range_score": null,
    "exploitability": "0.5",
    "weighted_severity": "0.6",
    "risk_score": 0.3,
    "resource_url": "http://public2.vulnerablecode.io/vulnerabilities/VCID-z9fz-nr3a-vqar"
}