cvelist/2021/21xxx/CVE-2021-21313.json

{
    "CVE_data_meta": {
        "ASSIGNER": "security-advisories@github.com",
        "ID": "CVE-2021-21313",
        "STATE": "PUBLIC",
        "TITLE": "XSS on tabs"
    },
    "affects": {
        "vendor": {
            "vendor_data": [
                {
                    "product": {
                        "product_data": [
                            {
                                "product_name": "glpi",
                                "version": {
                                    "version_data": [
                                        {
                                            "version_value": "< 9.5.4"
                                        }
                                    ]
                                }
                            }
                        ]
                    },
                    "vendor_name": "glpi-project"
                }
            ]
        }
    },
    "data_format": "MITRE",
    "data_type": "CVE",
    "data_version": "4.0",
    "description": {
        "description_data": [
            {
                "lang": "eng",
                "value": "GLPI is open source software which stands for Gestionnaire Libre de Parc Informatique and it is a Free Asset and IT Management Software package. In GLPI before verison 9.5.4, there is a vulnerability in the /ajax/common.tabs.php endpoint, indeed, at least two parameters _target and id are not properly sanitized. Here are two payloads (due to two different exploitations depending on which parameter you act) to exploit the vulnerability:/ajax/common.tabs.php?_target=javascript:alert(document.cookie)&_itemtype=DisplayPreference&_glpi_tab=DisplayPreference$2&id=258&displaytype=Ticket (Payload triggered if you click on the button). /ajax/common.tabs.php?_target=/front/ticket.form.php&_itemtype=Ticket&_glpi_tab=Ticket$1&id=(){};(function%20(){alert(document.cookie);})();function%20a&#."
            }
        ]
    },
    "impact": {
        "cvss": {
            "attackComplexity": "LOW",
            "attackVector": "NETWORK",
            "availabilityImpact": "NONE",
            "baseScore": 4.9,
            "baseSeverity": "MEDIUM",
            "confidentialityImpact": "HIGH",
            "integrityImpact": "NONE",
            "privilegesRequired": "HIGH",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N",
            "version": "3.1"
        }
    },
    "problemtype": {
        "problemtype_data": [
            {
                "description": [
                    {
                        "lang": "eng",
                        "value": "CWE-74: Improper Neutralization of Special Elements in Output Used by a Downstream Component ('Injection')"
                    }
                ]
            }
        ]
    },
    "references": {
        "reference_data": [
            {
                "name": "https://github.com/glpi-project/glpi/security/advisories/GHSA-h4hj-mrpg-xfgx",
                "refsource": "CONFIRM",
                "url": "https://github.com/glpi-project/glpi/security/advisories/GHSA-h4hj-mrpg-xfgx"
            },
            {
                "name": "https://github.com/glpi-project/glpi/releases/tag/9.5.4",
                "refsource": "MISC",
                "url": "https://github.com/glpi-project/glpi/releases/tag/9.5.4"
            }
        ]
    },
    "source": {
        "advisory": "GHSA-h4hj-mrpg-xfgx",
        "discovery": "UNKNOWN"
    }
}