CVE-2016-4414
Estado: ModificadaAlta (7.5)—
The onReadyRead function in core/coreauthhandler.cpp in Quassel before 0.12.4 allows remote attackers to cause a denial of service (NULL pointer dereference and crash) via invalid handshake data.
CVSS
- Versión: 3.0
- Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
- Puntuación base: 7.5
Probabilidad de explotación (EPSS)
- Probabilidad de explotación en los próximos 30 días: 2.85%
- Percentil entre todas las CVEs puntuadas: 86
- Fecha de la puntuación: 3/10/2026
EPSS (Exploit Prediction Scoring System, de FIRST) estima la probabilidad de que una vulnerabilidad sea explotada en 30 días. Complementa a CVSS (impacto) y a CISA KEV (explotación confirmada).
Tecnologías afectadas (4)
CWE
- NVD-CWE-Other
Referencias
- http://lists.fedoraproject.org/pipermail/package-announce/2016-May/183571.html
- http://lists.fedoraproject.org/pipermail/package-announce/2016-May/183585.html
- http://lists.fedoraproject.org/pipermail/package-announce/2016-May/183746.html
- http://lists.opensuse.org/opensuse-updates/2016-05/msg00063.html
- http://quassel-irc.org/node/129
- http://www.openwall.com/lists/oss-security/2016/04/30/2
- http://www.openwall.com/lists/oss-security/2016/04/30/4
- https://github.com/quassel/quassel/commit/e678873
- http://lists.fedoraproject.org/pipermail/package-announce/2016-May/183571.html
- http://lists.fedoraproject.org/pipermail/package-announce/2016-May/183585.html
- http://lists.fedoraproject.org/pipermail/package-announce/2016-May/183746.html
- http://lists.opensuse.org/opensuse-updates/2016-05/msg00063.html
- http://quassel-irc.org/node/129
- http://www.openwall.com/lists/oss-security/2016/04/30/2
- http://www.openwall.com/lists/oss-security/2016/04/30/4
- https://github.com/quassel/quassel/commit/e678873
JSON original (NVD)
Mostrar
{
"id": "CVE-2016-4414",
"cveTags": [],
"metrics": {
"cvssMetricV2": [
{
"type": "Primary",
"source": "nvd@nist.gov",
"cvssData": {
"version": "2.0",
"baseScore": 5,
"accessVector": "NETWORK",
"vectorString": "AV:N/AC:L/Au:N/C:N/I:N/A:P",
"authentication": "NONE",
"integrityImpact": "NONE",
"accessComplexity": "LOW",
"availabilityImpact": "PARTIAL",
"confidentialityImpact": "NONE"
},
"acInsufInfo": false,
"impactScore": 2.9,
"baseSeverity": "MEDIUM",
"obtainAllPrivilege": false,
"exploitabilityScore": 10,
"obtainUserPrivilege": false,
"obtainOtherPrivilege": false,
"userInteractionRequired": false
}
],
"cvssMetricV30": [
{
"type": "Primary",
"source": "nvd@nist.gov",
"cvssData": {
"scope": "UNCHANGED",
"version": "3.0",
"baseScore": 7.5,
"attackVector": "NETWORK",
"baseSeverity": "HIGH",
"vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
"integrityImpact": "NONE",
"userInteraction": "NONE",
"attackComplexity": "LOW",
"availabilityImpact": "HIGH",
"privilegesRequired": "NONE",
"confidentialityImpact": "NONE"
},
"impactScore": 3.6,
"exploitabilityScore": 3.9
}
]
},
"affected": [
{
"source": "cve@mitre.org",
"affectedData": [
{
"vendor": "n/a",
"product": "n/a",
"versions": [
{
"status": "affected",
"version": "n/a"
}
]
}
]
}
],
"published": "2016-06-13T19:59:08.003",
"references": [
{
"url": "http://lists.fedoraproject.org/pipermail/package-announce/2016-May/183571.html",
"source": "cve@mitre.org"
},
{
"url": "http://lists.fedoraproject.org/pipermail/package-announce/2016-May/183585.html",
"source": "cve@mitre.org"
},
{
"url": "http://lists.fedoraproject.org/pipermail/package-announce/2016-May/183746.html",
"source": "cve@mitre.org"
},
{
"url": "http://lists.opensuse.org/opensuse-updates/2016-05/msg00063.html",
"source": "cve@mitre.org"
},
{
"url": "http://quassel-irc.org/node/129",
"source": "cve@mitre.org"
},
{
"url": "http://www.openwall.com/lists/oss-security/2016/04/30/2",
"source": "cve@mitre.org"
},
{
"url": "http://www.openwall.com/lists/oss-security/2016/04/30/4",
"source": "cve@mitre.org"
},
{
"url": "https://github.com/quassel/quassel/commit/e678873",
"tags": [
"Vendor Advisory"
],
"source": "cve@mitre.org"
},
{
"url": "http://lists.fedoraproject.org/pipermail/package-announce/2016-May/183571.html",
"source": "af854a3a-2127-422b-91ae-364da2661108"
},
{
"url": "http://lists.fedoraproject.org/pipermail/package-announce/2016-May/183585.html",
"source": "af854a3a-2127-422b-91ae-364da2661108"
},
{
"url": "http://lists.fedoraproject.org/pipermail/package-announce/2016-May/183746.html",
"source": "af854a3a-2127-422b-91ae-364da2661108"
},
{
"url": "http://lists.opensuse.org/opensuse-updates/2016-05/msg00063.html",
"source": "af854a3a-2127-422b-91ae-364da2661108"
},
{
"url": "http://quassel-irc.org/node/129",
"source": "af854a3a-2127-422b-91ae-364da2661108"
},
{
"url": "http://www.openwall.com/lists/oss-security/2016/04/30/2",
"source": "af854a3a-2127-422b-91ae-364da2661108"
},
{
"url": "http://www.openwall.com/lists/oss-security/2016/04/30/4",
"source": "af854a3a-2127-422b-91ae-364da2661108"
},
{
"url": "https://github.com/quassel/quassel/commit/e678873",
"tags": [
"Vendor Advisory"
],
"source": "af854a3a-2127-422b-91ae-364da2661108"
}
],
"vulnStatus": "Modified",
"weaknesses": [
{
"type": "Primary",
"source": "nvd@nist.gov",
"description": [
{
"lang": "en",
"value": "NVD-CWE-Other"
}
]
}
],
"descriptions": [
{
"lang": "en",
"value": "The onReadyRead function in core/coreauthhandler.cpp in Quassel before 0.12.4 allows remote attackers to cause a denial of service (NULL pointer dereference and crash) via invalid handshake data."
},
{
"lang": "es",
"value": "La función onReadyRead en core/coreauthhandler.cpp en Quassel en versiones anteriores a 0.12.4 permite a atacantes remotos provocar una caída de servicio (referencia a un puntero NULL y caída) a través de una información handshake no válida."
}
],
"lastModified": "2026-06-17T00:47:30.677",
"configurations": [
{
"nodes": [
{
"negate": false,
"cpeMatch": [
{
"criteria": "cpe:2.3:o:opensuse:leap:42.1:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "4863BE36-D16A-4D75-90D9-FD76DB5B48B7"
},
{
"criteria": "cpe:2.3:o:opensuse:opensuse:13.2:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "03117DF1-3BEC-4B8D-AD63-DBBDB2126081"
}
],
"operator": "OR"
}
]
},
{
"nodes": [
{
"negate": false,
"cpeMatch": [
{
"criteria": "cpe:2.3:a:quassel-irc:quassel:*:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "F013CBE6-A57C-41CA-B8B2-555902291A3F",
"versionEndIncluding": "0.12.3"
}
],
"operator": "OR"
}
]
},
{
"nodes": [
{
"negate": false,
"cpeMatch": [
{
"criteria": "cpe:2.3:o:fedoraproject:fedora:22:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "253C303A-E577-4488-93E6-68A8DD942C38"
},
{
"criteria": "cpe:2.3:o:fedoraproject:fedora:23:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "E79AB8DD-C907-4038-A931-1A5A4CFB6A5B"
},
{
"criteria": "cpe:2.3:o:fedoraproject:fedora:24:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "C729D5D1-ED95-443A-9F53-5D7C2FD9B80C"
}
],
"operator": "OR"
}
]
}
],
"evaluatorComment": "<a href=\"http://cwe.mitre.org/data/definitions/476.html\">CWE-476: NULL Pointer Dereference</a>",
"sourceIdentifier": "cve@mitre.org"
}