FKIE_CVE-2021-27630

Vulnerability from fkie_nvd - Published: 2021-06-09 14:15 - Updated: 2024-11-21 05:58
Severity ?
7.5 (High) - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Summary
SAP NetWeaver ABAP Server and ABAP Platform (Enqueue Server), versions - KRNL32NUC - 7.22,7.22EXT, KRNL64NUC - 7.22,7.22EXT,7.49, KRNL64UC - 8.04,7.22,7.22EXT,7.49,7.53,7.73, KERNEL - 7.22,8.04,7.49,7.53,7.73, allows an unauthenticated attacker without specific knowledge of the system to send a specially crafted packet over a network which will trigger an internal error in the system due to improper input validation in method EnqConvUniToSrvReq() causing the system to crash and rendering it unavailable. In this attack, no data in the system can be viewed or modified.
References
cna@sap.comhttps://launchpad.support.sap.com/#/notes/3020104Permissions Required, Vendor Advisory
cna@sap.comhttps://wiki.scn.sap.com/wiki/pages/viewpage.action?pageId=578125999Broken Link, Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108https://launchpad.support.sap.com/#/notes/3020104Permissions Required, Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108https://wiki.scn.sap.com/wiki/pages/viewpage.action?pageId=578125999Broken Link, Vendor Advisory
Impacted products
Vendor Product Version
sap netweaver_as_abap kernel_7.22
sap netweaver_as_abap kernel_7.49
sap netweaver_as_abap kernel_7.53
sap netweaver_as_abap kernel_7.73
sap netweaver_as_abap kernel_7.77
sap netweaver_as_abap kernel_7.81
sap netweaver_as_abap kernel_7.82
sap netweaver_as_abap kernel_7.83
sap netweaver_as_abap kernel_8.04
sap netweaver_as_abap krnl32nuc_7.22
sap netweaver_as_abap krnl32nuc_7.22ext
sap netweaver_as_abap krnl64nuc_7.22
sap netweaver_as_abap krnl64nuc_7.22ext
sap netweaver_as_abap krnl64nuc_7.49
sap netweaver_as_abap krnl64uc_7.22
sap netweaver_as_abap krnl64uc_7.22ext
sap netweaver_as_abap krnl64uc_7.49
sap netweaver_as_abap krnl64uc_7.53
sap netweaver_as_abap krnl64uc_7.73
sap netweaver_as_abap krnl64uc_8.04
To clipboard 

{
  "configurations": [
    {
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  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "SAP NetWeaver ABAP Server and ABAP Platform (Enqueue Server), versions - KRNL32NUC - 7.22,7.22EXT, KRNL64NUC - 7.22,7.22EXT,7.49, KRNL64UC - 8.04,7.22,7.22EXT,7.49,7.53,7.73, KERNEL - 7.22,8.04,7.49,7.53,7.73, allows an unauthenticated attacker without specific knowledge of the system to send a specially crafted packet over a network which will trigger an internal error in the system due to improper input validation in method EnqConvUniToSrvReq() causing the system to crash and rendering it unavailable. In this attack, no data in the system can be viewed or modified."
    },
    {
      "lang": "es",
      "value": "SAP NetWeaver ABAP Server y ABAP Platform (Enqueue Server), versiones - KRNL32NUC - 7.22,7.22EXT, KRNL64NUC - 7.22,7.22EXT, 7.49, KRNL64UC - 8.04,7.22,7.22EXT, 7.49,7.53,7.73, KERNEL - 7.22,8.04 , 7.49,7.53,7.73, permite a un atacante no autenticado sin conocimiento espec\u00edfico del sistema enviar un paquete especialmente dise\u00f1ado a trav\u00e9s de una red que desencadenar\u00e1 un error interno en el sistema debido a una comprobaci\u00f3n inapropiada de entrada en el m\u00e9todo EnqConvUniToSrvReq() causando el bloqueo del sistema y hacer que no est\u00e9 disponible.\u0026#xa0;En este ataque, ning\u00fan dato del sistema puede ser visualizado o modificado"
    }
  ],
  "id": "CVE-2021-27630",
  "lastModified": "2024-11-21T05:58:20.207",
  "metrics": {
    "cvssMetricV2": [
      {
        "acInsufInfo": false,
        "baseSeverity": "MEDIUM",
        "cvssData": {
          "accessComplexity": "LOW",
          "accessVector": "NETWORK",
          "authentication": "NONE",
          "availabilityImpact": "PARTIAL",
          "baseScore": 5.0,
          "confidentialityImpact": "NONE",
          "integrityImpact": "NONE",
          "vectorString": "AV:N/AC:L/Au:N/C:N/I:N/A:P",
          "version": "2.0"
        },
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        "impactScore": 2.9,
        "obtainAllPrivilege": false,
        "obtainOtherPrivilege": false,
        "obtainUserPrivilege": false,
        "source": "nvd@nist.gov",
        "type": "Primary",
        "userInteractionRequired": false
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          "confidentialityImpact": "NONE",
          "integrityImpact": "NONE",
          "privilegesRequired": "NONE",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
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        "source": "nvd@nist.gov",
        "type": "Primary"
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  "published": "2021-06-09T14:15:09.107",
  "references": [
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      "source": "cna@sap.com",
      "tags": [
        "Permissions Required",
        "Vendor Advisory"
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      "source": "nvd@nist.gov",
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}


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Sightings

Author Source Type Date

Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.



Detection rules are retrieved from Rulezet.