CVE-2007-3438
Estado: ModificadaAlta (7.8)—
Buffer overflow in the SIP header parsing module in the Nortel PC Client SIP Soft Phone 4.1 3.5.208[20051015] allows remote attackers to execute arbitrary code via a malformed message, a different vulnerability than CVE-2007-3361.
CVSS
- Versión: 2.0
- Vector: AV:N/AC:L/Au:N/C:N/I:N/A:C
- Puntuación base: 7.8
Probabilidad de explotación (EPSS)
- Probabilidad de explotación en los próximos 30 días: 2.46%
- Percentil entre todas las CVEs puntuadas: 84
- Fecha de la puntuación: 5/10/2026
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-Other
Referencias
JSON original (NVD)
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{
"id": "CVE-2007-3438",
"cveTags": [],
"metrics": {
"cvssMetricV2": [
{
"type": "Primary",
"source": "nvd@nist.gov",
"cvssData": {
"version": "2.0",
"baseScore": 7.8,
"accessVector": "NETWORK",
"vectorString": "AV:N/AC:L/Au:N/C:N/I:N/A:C",
"authentication": "NONE",
"integrityImpact": "NONE",
"accessComplexity": "LOW",
"availabilityImpact": "COMPLETE",
"confidentialityImpact": "NONE"
},
"acInsufInfo": false,
"impactScore": 6.9,
"baseSeverity": "HIGH",
"obtainAllPrivilege": false,
"exploitabilityScore": 10,
"obtainUserPrivilege": false,
"obtainOtherPrivilege": false,
"userInteractionRequired": false
}
]
},
"affected": [
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"affectedData": [
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"product": "n/a",
"versions": [
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}
],
"published": "2007-06-27T00:30:00.000",
"references": [
{
"url": "http://osvdb.org/45429",
"source": "cve@mitre.org"
},
{
"url": "http://www.sipera.com/index.php?action=resources%2Cthreat_advisory&tid=297&",
"source": "cve@mitre.org"
},
{
"url": "http://osvdb.org/45429",
"source": "af854a3a-2127-422b-91ae-364da2661108"
},
{
"url": "http://www.sipera.com/index.php?action=resources%2Cthreat_advisory&tid=297&",
"source": "af854a3a-2127-422b-91ae-364da2661108"
}
],
"vulnStatus": "Modified",
"weaknesses": [
{
"type": "Primary",
"source": "nvd@nist.gov",
"description": [
{
"lang": "en",
"value": "NVD-CWE-Other"
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],
"descriptions": [
{
"lang": "en",
"value": "Buffer overflow in the SIP header parsing module in the Nortel PC Client SIP Soft Phone 4.1 3.5.208[20051015] allows remote attackers to execute arbitrary code via a malformed message, a different vulnerability than CVE-2007-3361."
},
{
"lang": "es",
"value": "Desbordamiento de búfer en el módulo de análisis sintáctico de cabeceras SIP de Nortel PC Client SIP Soft Phone 4.1 3.5.208[20051015] permite a atacantes remotos ejecutar código de su elección mediante un mensaje mal formado, una vulnerabilidad diferente de CVE-2007-3361."
}
],
"lastModified": "2026-06-16T22:42:02.463",
"configurations": [
{
"nodes": [
{
"negate": false,
"cpeMatch": [
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"criteria": "cpe:2.3:a:nortel:sip_softphone:4.13.5.208:*:*:*:*:*:*:*",
"vulnerable": true,
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}