FKIE_CVE-2017-6721

Vulnerability from fkie_nvd - Published: 2017-07-04 00:29 - Updated: 2025-04-20 01:37
Severity ?
5.3 (Medium) - CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
Summary
A vulnerability in the ingress processing of fragmented TCP packets by Cisco Wide Area Application Services (WAAS) could allow an unauthenticated, remote attacker to cause the WAASNET process to restart unexpectedly, causing a denial of service (DoS) condition. More Information: CSCvc57428. Known Affected Releases: 6.3(1). Known Fixed Releases: 6.3(0.143) 6.2(3c)6 6.2(3.22).
References
psirt@cisco.comhttp://www.securityfocus.com/bid/99200Third Party Advisory, VDB Entry
psirt@cisco.comhttp://www.securitytracker.com/id/1038747Third Party Advisory, VDB Entry
psirt@cisco.comhttps://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20170621-waasVendor Advisory
af854a3a-2127-422b-91ae-364da2661108http://www.securityfocus.com/bid/99200Third Party Advisory, VDB Entry
af854a3a-2127-422b-91ae-364da2661108http://www.securitytracker.com/id/1038747Third Party Advisory, VDB Entry
af854a3a-2127-422b-91ae-364da2661108https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20170621-waasVendor Advisory
Impacted products
Vendor Product Version
cisco wide_area_application_services 6.3\(1\)
To clipboard 

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  "descriptions": [
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      "value": "A vulnerability in the ingress processing of fragmented TCP packets by Cisco Wide Area Application Services (WAAS) could allow an unauthenticated, remote attacker to cause the WAASNET process to restart unexpectedly, causing a denial of service (DoS) condition. More Information: CSCvc57428. Known Affected Releases: 6.3(1). Known Fixed Releases: 6.3(0.143) 6.2(3c)6 6.2(3.22)."
    },
    {
      "lang": "es",
      "value": "Una vulnerabilidad en el procesamiento de ingreso de paquetes TCP fragmentados por Wide Area Application Services (WAAS) de Cisco, podr\u00eda permitir a un atacante remoto no identificado causar que el proceso WAASNET se reinicie inesperadamente, causando una condici\u00f3n de denegaci\u00f3n de servicio (DoS). M\u00e1s informaci\u00f3n: CSCvc57428. Versiones Afectadas Conocidas:  6.3(1). Versiones Fijas Conocidas: 6.3(0.143) 6.2(3c) 6 6.2(3.22)."
    }
  ],
  "id": "CVE-2017-6721",
  "lastModified": "2025-04-20T01:37:25.860",
  "metrics": {
    "cvssMetricV2": [
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        "acInsufInfo": false,
        "baseSeverity": "MEDIUM",
        "cvssData": {
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          "accessVector": "NETWORK",
          "authentication": "NONE",
          "availabilityImpact": "PARTIAL",
          "baseScore": 5.0,
          "confidentialityImpact": "NONE",
          "integrityImpact": "NONE",
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          "version": "2.0"
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  "published": "2017-07-04T00:29:00.680",
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  "sourceIdentifier": "psirt@cisco.com",
  "vulnStatus": "Deferred",
  "weaknesses": [
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  • Confirmed: The vulnerability has been validated from an analyst's perspective.
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