FKIE_CVE-2018-7943

Vulnerability from fkie_nvd - Published: 2018-06-05 15:29 - Updated: 2026-06-17 02:03
Summary
There is an authentication bypass vulnerability in some Huawei servers. A remote attacker with low privilege may bypass the authentication by some special operations. Due to insufficient authentication, an attacker may exploit the vulnerability to get some sensitive information and high-level users' privilege.

{
  "affected": [
    {
      "affectedData": [
        {
          "product": "1288H V5; 2288H V5; 2488 V5 ; CH121 V3; CH121L V3; CH121L V5 ; CH121 V5 ; CH140 V3; CH140L V3; CH220 V3; CH222 V3; CH242 V3; CH242 V5 ; RH1288 V3; RH2288 V3; RH2288H V3; XH310 V3; XH321 V3; XH321 V5; XH620 V3",
          "vendor": "Huawei Technologies Co., Ltd.",
          "versions": [
            {
              "status": "affected",
              "version": "1288H V5 V100R005C00"
            },
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              "status": "affected",
              "version": "2288H V5 V100R005C00"
            },
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            },
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              "status": "affected",
              "version": "CH121 V3 V100R001C00"
            },
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              "status": "affected",
              "version": "CH121L V3 V100R001C00"
            },
            {
              "status": "affected",
              "version": "CH121L V5 V100R001C00"
            },
            {
              "status": "affected",
              "version": "CH121 V5 V100R001C00"
            },
            {
              "status": "affected",
              "version": "CH140 V3 V100R001C00"
            },
            {
              "status": "affected",
              "version": "CH140L V3 V100R001C00"
            },
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            },
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            },
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            },
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            },
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            },
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              "version": "RH2288 V3 V100R003C00"
            },
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            },
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            },
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            },
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            },
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              "version": "XH620 V3 V100R003C00"
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  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "There is an authentication bypass vulnerability in some Huawei servers. A remote attacker with low privilege may bypass the authentication by some special operations. Due to insufficient authentication, an attacker may exploit the vulnerability to get some sensitive information and high-level users\u0027 privilege."
    },
    {
      "lang": "es",
      "value": "Hay una vulnerabilidad de omisi\u00f3n de autenticaci\u00f3n en algunos servidores Huawei. Un atacante remoto con pocos privilegios podr\u00eda omitir la autenticaci\u00f3n por medio de algunas operaciones especiales. Debido a una autenticaci\u00f3n insuficiente, un atacante podr\u00eda explotar la vulnerabilidad para obtener informaci\u00f3n sensible y privilegios de usuarios de alto nivel."
    }
  ],
  "id": "CVE-2018-7943",
  "lastModified": "2026-06-17T02:03:59.483",
  "metrics": {
    "cvssMetricV2": [
      {
        "acInsufInfo": false,
        "baseSeverity": "MEDIUM",
        "cvssData": {
          "accessComplexity": "LOW",
          "accessVector": "NETWORK",
          "authentication": "SINGLE",
          "availabilityImpact": "PARTIAL",
          "baseScore": 6.5,
          "confidentialityImpact": "PARTIAL",
          "integrityImpact": "PARTIAL",
          "vectorString": "AV:N/AC:L/Au:S/C:P/I:P/A:P",
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        "exploitabilityScore": 8.0,
        "impactScore": 6.4,
        "obtainAllPrivilege": false,
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        "obtainUserPrivilege": false,
        "source": "nvd@nist.gov",
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    "cvssMetricV30": [
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          "confidentialityImpact": "HIGH",
          "integrityImpact": "HIGH",
          "privilegesRequired": "LOW",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
          "version": "3.0"
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        "exploitabilityScore": 2.8,
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        "source": "nvd@nist.gov",
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  },
  "published": "2018-06-05T15:29:00.457",
  "references": [
    {
      "source": "psirt@huawei.com",
      "tags": [
        "Vendor Advisory"
      ],
      "url": "http://www.huawei.com/en/psirt/security-advisories/huawei-sa-20180530-01-server-en"
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  "sourceIdentifier": "psirt@huawei.com",
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-287"
        }
      ],
      "source": "nvd@nist.gov",
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}



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Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

Sightings

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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.

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Related by attack behaviour

Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.


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