CVE-2005-0456
Estado: ModificadaMedia (5)—
Opera 7.54 and earlier does not properly validate base64 encoded binary data in a data: (RFC 2397) URL, which causes the URL to be obscured in a download dialog, which may allow remote attackers to trick users into executing arbitrary code.
CVSS
- Versión: 2.0
- Vector: AV:N/AC:L/Au:N/C:N/I:P/A:N
- Puntuación base: 5
Probabilidad de explotación (EPSS)
- Probabilidad de explotación en los próximos 30 días: 3.40%
- Percentil entre todas las CVEs puntuadas: 89
- Fecha de la puntuación: 7/10/2026
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 (1)
CWE
- NVD-CWE-noinfo
Referencias
- http://secunia.com/advisories/13818/
- http://www.gentoo.org/security/en/glsa/glsa-200502-17.xml
- http://www.kb.cert.org/vuls/id/882926
- http://www.novell.com/linux/security/advisories/2005_31_opera.html
- http://www.opera.com/linux/changelogs/754u2/
- https://exchange.xforce.ibmcloud.com/vulnerabilities/18867
- http://secunia.com/advisories/13818/
- http://www.gentoo.org/security/en/glsa/glsa-200502-17.xml
- http://www.kb.cert.org/vuls/id/882926
- http://www.novell.com/linux/security/advisories/2005_31_opera.html
- http://www.opera.com/linux/changelogs/754u2/
- https://exchange.xforce.ibmcloud.com/vulnerabilities/18867
JSON original (NVD)
Mostrar
{
"id": "CVE-2005-0456",
"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:P/A:N",
"authentication": "NONE",
"integrityImpact": "PARTIAL",
"accessComplexity": "LOW",
"availabilityImpact": "NONE",
"confidentialityImpact": "NONE"
},
"acInsufInfo": false,
"impactScore": 2.9,
"baseSeverity": "MEDIUM",
"obtainAllPrivilege": false,
"exploitabilityScore": 10,
"obtainUserPrivilege": false,
"obtainOtherPrivilege": false,
"userInteractionRequired": false
}
]
},
"affected": [
{
"source": "cve@mitre.org",
"affectedData": [
{
"vendor": "n/a",
"product": "n/a",
"versions": [
{
"status": "affected",
"version": "n/a"
}
]
}
]
}
],
"published": "2005-01-12T05:00:00.000",
"references": [
{
"url": "http://secunia.com/advisories/13818/",
"tags": [
"Broken Link",
"Patch"
],
"source": "cve@mitre.org"
},
{
"url": "http://www.gentoo.org/security/en/glsa/glsa-200502-17.xml",
"tags": [
"Patch",
"Third Party Advisory",
"Vendor Advisory"
],
"source": "cve@mitre.org"
},
{
"url": "http://www.kb.cert.org/vuls/id/882926",
"tags": [
"Third Party Advisory",
"US Government Resource"
],
"source": "cve@mitre.org"
},
{
"url": "http://www.novell.com/linux/security/advisories/2005_31_opera.html",
"tags": [
"Broken Link"
],
"source": "cve@mitre.org"
},
{
"url": "http://www.opera.com/linux/changelogs/754u2/",
"tags": [
"Broken Link",
"Patch",
"Vendor Advisory"
],
"source": "cve@mitre.org"
},
{
"url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/18867",
"tags": [
"Third Party Advisory",
"VDB Entry"
],
"source": "cve@mitre.org"
},
{
"url": "http://secunia.com/advisories/13818/",
"tags": [
"Broken Link",
"Patch"
],
"source": "af854a3a-2127-422b-91ae-364da2661108"
},
{
"url": "http://www.gentoo.org/security/en/glsa/glsa-200502-17.xml",
"tags": [
"Patch",
"Third Party Advisory",
"Vendor Advisory"
],
"source": "af854a3a-2127-422b-91ae-364da2661108"
},
{
"url": "http://www.kb.cert.org/vuls/id/882926",
"tags": [
"Third Party Advisory",
"US Government Resource"
],
"source": "af854a3a-2127-422b-91ae-364da2661108"
},
{
"url": "http://www.novell.com/linux/security/advisories/2005_31_opera.html",
"tags": [
"Broken Link"
],
"source": "af854a3a-2127-422b-91ae-364da2661108"
},
{
"url": "http://www.opera.com/linux/changelogs/754u2/",
"tags": [
"Broken Link",
"Patch",
"Vendor Advisory"
],
"source": "af854a3a-2127-422b-91ae-364da2661108"
},
{
"url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/18867",
"tags": [
"Third Party Advisory",
"VDB Entry"
],
"source": "af854a3a-2127-422b-91ae-364da2661108"
}
],
"vulnStatus": "Modified",
"weaknesses": [
{
"type": "Primary",
"source": "nvd@nist.gov",
"description": [
{
"lang": "en",
"value": "NVD-CWE-noinfo"
}
]
}
],
"descriptions": [
{
"lang": "en",
"value": "Opera 7.54 and earlier does not properly validate base64 encoded binary data in a data: (RFC 2397) URL, which causes the URL to be obscured in a download dialog, which may allow remote attackers to trick users into executing arbitrary code."
}
],
"lastModified": "2026-06-16T22:11:08.597",
"configurations": [
{
"nodes": [
{
"negate": false,
"cpeMatch": [
{
"criteria": "cpe:2.3:a:opera:opera_browser:*:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "BFE75E76-E20D-47A4-9603-0AF46F733AEF",
"versionEndIncluding": "7.54"
}
],
"operator": "OR"
}
]
}
],
"sourceIdentifier": "cve@mitre.org"
}