Vulnerability Instance

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{
    "url": "http://public2.vulnerablecode.io/api/vulnerabilities/38797?format=api",
    "vulnerability_id": "VCID-va8h-3qxg-uqh2",
    "summary": "Session fixation issue and authentication bypass\nThe `secureCompare` method in `lib/SimpleSAML/Utils/Crypto` when used with PHP, allows attackers to conduct session fixation attacks or possibly bypass authentication by leveraging missing character conversions before an XOR operation.",
    "aliases": [
        {
            "alias": "CVE-2017-12868"
        }
    ],
    "fixed_packages": [
        {
            "url": "http://public2.vulnerablecode.io/api/packages/54012?format=api",
            "purl": "pkg:composer/simplesamlphp/simplesamlphp@1.14.14",
            "is_vulnerable": true,
            "affected_by_vulnerabilities": [
                {
                    "vulnerability": "VCID-gwtm-bdae-3ufj"
                }
            ],
            "resource_url": "http://public2.vulnerablecode.io/packages/pkg:composer/simplesamlphp/simplesamlphp@1.14.14"
        }
    ],
    "affected_packages": [
        {
            "url": "http://public2.vulnerablecode.io/api/packages/54043?format=api",
            "purl": "pkg:composer/simplesamlphp/simplesamlphp@1.14.13",
            "is_vulnerable": true,
            "affected_by_vulnerabilities": [
                {
                    "vulnerability": "VCID-va8h-3qxg-uqh2"
                }
            ],
            "resource_url": "http://public2.vulnerablecode.io/packages/pkg:composer/simplesamlphp/simplesamlphp@1.14.13"
        }
    ],
    "references": [
        {
            "reference_url": "https://simplesamlphp.org/security/201705-01",
            "reference_id": "",
            "reference_type": "",
            "scores": [],
            "url": "https://simplesamlphp.org/security/201705-01"
        },
        {
            "reference_url": "https://nvd.nist.gov/vuln/detail/CVE-2017-12868",
            "reference_id": "CVE-2017-12868",
            "reference_type": "",
            "scores": [],
            "url": "https://nvd.nist.gov/vuln/detail/CVE-2017-12868"
        }
    ],
    "weaknesses": [
        {
            "cwe_id": 1035,
            "name": "OWASP Top Ten 2017 Category A9 - Using Components with Known Vulnerabilities",
            "description": "Weaknesses in this category are related to the A9 category in the OWASP Top Ten 2017."
        },
        {
            "cwe_id": 384,
            "name": "Session Fixation",
            "description": "Authenticating a user, or otherwise establishing a new user session, without invalidating any existing session identifier gives an attacker the opportunity to steal authenticated sessions."
        },
        {
            "cwe_id": 937,
            "name": "OWASP Top Ten 2013 Category A9 - Using Components with Known Vulnerabilities",
            "description": "Weaknesses in this category are related to the A9 category in the OWASP Top Ten 2013."
        }
    ],
    "exploits": [],
    "severity_range_score": null,
    "exploitability": null,
    "weighted_severity": null,
    "risk_score": null,
    "resource_url": "http://public2.vulnerablecode.io/vulnerabilities/VCID-va8h-3qxg-uqh2"
}