FKIE_CVE-2017-5539

Vulnerability from fkie_nvd - Published: 2017-01-23 07:59 - Updated: 2025-04-20 01:37
Severity ?
9.1 (Critical) - CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
Summary
The patch for directory traversal (CVE-2017-5480) in b2evolution version 6.8.4-stable has a bypass vulnerability. An attacker can use ..\/ to bypass the filter rule. Then, this attacker can exploit this vulnerability to delete or read any files on the server. It can also be used to determine whether a file exists.
References
cve@mitre.orghttp://b2evolution.net/downloads/6-8-5Patch, Vendor Advisory
cve@mitre.orghttp://www.securityfocus.com/bid/95700Third Party Advisory, VDB Entry
cve@mitre.orghttps://github.com/b2evolution/b2evolution/commit/e35f7c195d8c1103d2d981a48cda5ab45ecac48aIssue Tracking, Patch, Third Party Advisory
cve@mitre.orghttps://github.com/b2evolution/b2evolution/issues/36Issue Tracking, Patch, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108http://b2evolution.net/downloads/6-8-5Patch, Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108http://www.securityfocus.com/bid/95700Third Party Advisory, VDB Entry
af854a3a-2127-422b-91ae-364da2661108https://github.com/b2evolution/b2evolution/commit/e35f7c195d8c1103d2d981a48cda5ab45ecac48aIssue Tracking, Patch, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://github.com/b2evolution/b2evolution/issues/36Issue Tracking, Patch, Third Party Advisory
Impacted products
Vendor Product Version
b2evolution b2evolution 6.8.4
To clipboard 

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  "configurations": [
    {
      "nodes": [
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:b2evolution:b2evolution:6.8.4:*:*:*:*:*:*:*",
              "matchCriteriaId": "E378D53E-A877-4CBE-A94E-5DF6B23AA879",
              "vulnerable": true
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  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "The patch for directory traversal (CVE-2017-5480) in b2evolution version 6.8.4-stable has a bypass vulnerability. An attacker can use ..\\/ to bypass the filter rule. Then, this attacker can exploit this vulnerability to delete or read any files on the server. It can also be used to determine whether a file exists."
    },
    {
      "lang": "es",
      "value": "El parche para el salto de directorio (CVE-2017-5480) en b2evolution versi\u00f3n 6.8.4-stable tiene una vulnerabilidad eludible. Un atacante puede utilizar ..\\/ para eludir la regla de filtro. Luego. este atacante puede explotar esta vulnerabilidad para borrar o leer cualquier archivo en el servidor. Esto puede ser utilizado tambi\u00e9n para determinar si existe un archivo."
    }
  ],
  "id": "CVE-2017-5539",
  "lastModified": "2025-04-20T01:37:25.860",
  "metrics": {
    "cvssMetricV2": [
      {
        "acInsufInfo": false,
        "baseSeverity": "HIGH",
        "cvssData": {
          "accessComplexity": "LOW",
          "accessVector": "NETWORK",
          "authentication": "NONE",
          "availabilityImpact": "PARTIAL",
          "baseScore": 9.0,
          "confidentialityImpact": "COMPLETE",
          "integrityImpact": "PARTIAL",
          "vectorString": "AV:N/AC:L/Au:N/C:C/I:P/A:P",
          "version": "2.0"
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        "exploitabilityScore": 10.0,
        "impactScore": 8.5,
        "obtainAllPrivilege": false,
        "obtainOtherPrivilege": false,
        "obtainUserPrivilege": false,
        "source": "nvd@nist.gov",
        "type": "Primary",
        "userInteractionRequired": false
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    "cvssMetricV30": [
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          "attackVector": "NETWORK",
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          "baseScore": 9.1,
          "baseSeverity": "CRITICAL",
          "confidentialityImpact": "HIGH",
          "integrityImpact": "HIGH",
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          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N",
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        "impactScore": 5.2,
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  "published": "2017-01-23T07:59:00.500",
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      "source": "cve@mitre.org",
      "tags": [
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  "sourceIdentifier": "cve@mitre.org",
  "vulnStatus": "Deferred",
  "weaknesses": [
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          "value": "CWE-22"
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}


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  • 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.
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  • 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.