{
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    "dataVersion": "5.2",
    "cveMetadata": {
        "state": "PUBLISHED",
        "cveId": "CVE-2016-1908",
        "assignerOrgId": "53f830b8-0a3f-465b-8143-3b8a9948e749",
        "assignerShortName": "redhat",
        "dateUpdated": "2026-05-29T20:14:45.314Z",
        "dateReserved": "2016-01-15T00:00:00.000Z",
        "datePublished": "2017-04-11T00:00:00.000Z"
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                "dateUpdated": "2022-12-13T00:00:00.000Z"
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            "descriptions": [
                {
                    "lang": "en",
                    "value": "The client in OpenSSH before 7.2 mishandles failed cookie generation for untrusted X11 forwarding and relies on the local X11 server for access-control decisions, which allows remote X11 clients to trigger a fallback and obtain trusted X11 forwarding privileges by leveraging configuration issues on this X11 server, as demonstrated by lack of the SECURITY extension on this X11 server."
                }
            ],
            "affected": [
                {
                    "vendor": "n/a",
                    "product": "n/a",
                    "versions": [
                        {
                            "version": "n/a",
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                {
                    "url": "http://www.openssh.com/txt/release-7.2"
                },
                {
                    "url": "http://www.oracle.com/technetwork/topics/security/linuxbulletinapr2016-2952096.html"
                },
                {
                    "url": "https://anongit.mindrot.org/openssh.git/commit/?id=ed4ce82dbfa8a3a3c8ea6fa0db113c71e234416c"
                },
                {
                    "name": "[oss-security] 20160115 Re: Qualys Security Advisory - Roaming through the OpenSSH client: CVE-2016-0777 and CVE-2016-0778",
                    "tags": [
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                    ],
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                },
                {
                    "name": "1034705",
                    "tags": [
                        "vdb-entry"
                    ],
                    "url": "http://www.securitytracker.com/id/1034705"
                },
                {
                    "name": "RHSA-2016:0741",
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                    "url": "http://rhn.redhat.com/errata/RHSA-2016-0741.html"
                },
                {
                    "name": "GLSA-201612-18",
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                    "url": "https://security.gentoo.org/glsa/201612-18"
                },
                {
                    "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1298741"
                },
                {
                    "name": "[debian-lts-announce] 20180910 [SECURITY] [DLA 1500-1] openssh security update",
                    "tags": [
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                    ],
                    "url": "https://lists.debian.org/debian-lts-announce/2018/09/msg00010.html"
                },
                {
                    "name": "84427",
                    "tags": [
                        "vdb-entry"
                    ],
                    "url": "http://www.securityfocus.com/bid/84427"
                },
                {
                    "name": "RHSA-2016:0465",
                    "tags": [
                        "vendor-advisory"
                    ],
                    "url": "http://rhn.redhat.com/errata/RHSA-2016-0465.html"
                },
                {
                    "url": "https://cert-portal.siemens.com/productcert/pdf/ssa-412672.pdf"
                }
            ],
            "problemTypes": [
                {
                    "descriptions": [
                        {
                            "type": "text",
                            "lang": "en",
                            "description": "n/a"
                        }
                    ]
                }
            ],
            "datePublic": "2016-01-14T00:00:00.000Z"
        },
        "adp": [
            {
                "providerMetadata": {
                    "orgId": "af854a3a-2127-422b-91ae-364da2661108",
                    "shortName": "CVE",
                    "dateUpdated": "2024-08-05T23:10:40.244Z"
                },
                "title": "CVE Program Container",
                "references": [
                    {
                        "url": "http://www.openssh.com/txt/release-7.2",
                        "tags": [
                            "x_transferred"
                        ]
                    },
                    {
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                        "tags": [
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                    {
                        "url": "https://anongit.mindrot.org/openssh.git/commit/?id=ed4ce82dbfa8a3a3c8ea6fa0db113c71e234416c",
                        "tags": [
                            "x_transferred"
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                    },
                    {
                        "name": "[oss-security] 20160115 Re: Qualys Security Advisory - Roaming through the OpenSSH client: CVE-2016-0777 and CVE-2016-0778",
                        "tags": [
                            "mailing-list",
                            "x_transferred"
                        ],
                        "url": "http://openwall.com/lists/oss-security/2016/01/15/13"
                    },
                    {
                        "name": "1034705",
                        "tags": [
                            "vdb-entry",
                            "x_transferred"
                        ],
                        "url": "http://www.securitytracker.com/id/1034705"
                    },
                    {
                        "name": "RHSA-2016:0741",
                        "tags": [
                            "vendor-advisory",
                            "x_transferred"
                        ],
                        "url": "http://rhn.redhat.com/errata/RHSA-2016-0741.html"
                    },
                    {
                        "name": "GLSA-201612-18",
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                        "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1298741",
                        "tags": [
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                    },
                    {
                        "name": "[debian-lts-announce] 20180910 [SECURITY] [DLA 1500-1] openssh security update",
                        "tags": [
                            "mailing-list",
                            "x_transferred"
                        ],
                        "url": "https://lists.debian.org/debian-lts-announce/2018/09/msg00010.html"
                    },
                    {
                        "name": "84427",
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                        "url": "http://www.securityfocus.com/bid/84427"
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                    {
                        "name": "RHSA-2016:0465",
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                            "x_transferred"
                        ],
                        "url": "http://rhn.redhat.com/errata/RHSA-2016-0465.html"
                    },
                    {
                        "url": "https://cert-portal.siemens.com/productcert/pdf/ssa-412672.pdf",
                        "tags": [
                            "x_transferred"
                        ]
                    }
                ]
            },
            {
                "problemTypes": [
                    {
                        "descriptions": [
                            {
                                "type": "CWE",
                                "cweId": "CWE-287",
                                "lang": "en",
                                "description": "CWE-287 Improper Authentication"
                            }
                        ]
                    }
                ],
                "metrics": [
                    {
                        "cvssV3_1": {
                            "scope": "UNCHANGED",
                            "version": "3.1",
                            "baseScore": 9.8,
                            "attackVector": "NETWORK",
                            "baseSeverity": "CRITICAL",
                            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
                            "integrityImpact": "HIGH",
                            "userInteraction": "NONE",
                            "attackComplexity": "LOW",
                            "availabilityImpact": "HIGH",
                            "privilegesRequired": "NONE",
                            "confidentialityImpact": "HIGH"
                        }
                    },
                    {
                        "other": {
                            "type": "ssvc",
                            "content": {
                                "timestamp": "2026-05-29T20:14:41.301937Z",
                                "id": "CVE-2016-1908",
                                "options": [
                                    {
                                        "Exploitation": "none"
                                    },
                                    {
                                        "Automatable": "yes"
                                    },
                                    {
                                        "Technical Impact": "total"
                                    }
                                ],
                                "role": "CISA Coordinator",
                                "version": "2.0.3"
                            }
                        }
                    }
                ],
                "title": "CISA ADP Vulnrichment",
                "providerMetadata": {
                    "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
                    "shortName": "CISA-ADP",
                    "dateUpdated": "2026-05-29T20:14:45.314Z"
                }
            }
        ]
    }
}