FKIE_CVE-2018-14526

Vulnerability from fkie_nvd - Published: 2018-08-08 19:29 - Updated: 2026-06-17 01:41
Severity
6.5 (Medium) - CVSS:3.0/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Summary
An issue was discovered in rsn_supp/wpa.c in wpa_supplicant 2.0 through 2.6. Under certain conditions, the integrity of EAPOL-Key messages is not checked, leading to a decryption oracle. An attacker within range of the Access Point and client can abuse the vulnerability to recover sensitive information.
References
cve@mitre.orghttp://lists.opensuse.org/opensuse-security-announce/2019-05/msg00013.html
cve@mitre.orghttp://www.securitytracker.com/id/1041438Third Party Advisory, VDB Entry
cve@mitre.orghttps://access.redhat.com/errata/RHSA-2018:3107
cve@mitre.orghttps://cert-portal.siemens.com/productcert/pdf/ssa-344983.pdf
cve@mitre.orghttps://lists.debian.org/debian-lts-announce/2018/08/msg00009.htmlMailing List, Third Party Advisory
cve@mitre.orghttps://papers.mathyvanhoef.com/woot2018.pdfTechnical Description, Third Party Advisory
cve@mitre.orghttps://security.FreeBSD.org/advisories/FreeBSD-SA-18:11.hostapd.ascMitigation, Patch, Third Party Advisory
cve@mitre.orghttps://usn.ubuntu.com/3745-1/Third Party Advisory
cve@mitre.orghttps://w1.fi/security/2018-1/unauthenticated-eapol-key-decryption.txtMitigation, Patch, Vendor Advisory
cve@mitre.orghttps://www.us-cert.gov/ics/advisories/icsa-19-344-01
af854a3a-2127-422b-91ae-364da2661108http://lists.opensuse.org/opensuse-security-announce/2019-05/msg00013.html
af854a3a-2127-422b-91ae-364da2661108http://www.securitytracker.com/id/1041438Third Party Advisory, VDB Entry
af854a3a-2127-422b-91ae-364da2661108https://access.redhat.com/errata/RHSA-2018:3107
af854a3a-2127-422b-91ae-364da2661108https://cert-portal.siemens.com/productcert/pdf/ssa-344983.pdf
af854a3a-2127-422b-91ae-364da2661108https://lists.debian.org/debian-lts-announce/2018/08/msg00009.htmlMailing List, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://papers.mathyvanhoef.com/woot2018.pdfTechnical Description, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://security.FreeBSD.org/advisories/FreeBSD-SA-18:11.hostapd.ascMitigation, Patch, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://usn.ubuntu.com/3745-1/Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://w1.fi/security/2018-1/unauthenticated-eapol-key-decryption.txtMitigation, Patch, Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108https://www.us-cert.gov/ics/advisories/icsa-19-344-01
Impacted products
Vendor Product Version
canonical ubuntu_linux 14.04
canonical ubuntu_linux 16.04
canonical ubuntu_linux 18.04
debian debian_linux 8.0
w1.fi wpa_supplicant *
To clipboard 

{
  "affected": [
    {
      "affectedData": [
        {
          "product": "n/a",
          "vendor": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "n/a"
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              "matchCriteriaId": "467DAB08-87AD-42D5-9BED-1209BA5F091C",
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  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "An issue was discovered in rsn_supp/wpa.c in wpa_supplicant 2.0 through 2.6. Under certain conditions, the integrity of EAPOL-Key messages is not checked, leading to a decryption oracle. An attacker within range of the Access Point and client can abuse the vulnerability to recover sensitive information."
    },
    {
      "lang": "es",
      "value": "Se ha descubierto un problema en rsn_supp/wpa.c en wpa_supplicant, desde la versi\u00f3n 2.0 hasta la 2.6. En determinadas condiciones, no se comprueba la integridad de los mensajes EAPOL-Key, lo que conduce a un or\u00e1culo de descripci\u00f3n. Un atacante que est\u00e9 en el rango del punto de acceso y el cliente puede abusar de la vulnerabilidad para recuperar informaci\u00f3n sensible."
    }
  ],
  "id": "CVE-2018-14526",
  "lastModified": "2026-06-17T01:41:09.330",
  "metrics": {
    "cvssMetricV2": [
      {
        "acInsufInfo": false,
        "baseSeverity": "LOW",
        "cvssData": {
          "accessComplexity": "LOW",
          "accessVector": "ADJACENT_NETWORK",
          "authentication": "NONE",
          "availabilityImpact": "NONE",
          "baseScore": 3.3,
          "confidentialityImpact": "PARTIAL",
          "integrityImpact": "NONE",
          "vectorString": "AV:A/AC:L/Au:N/C:P/I:N/A:N",
          "version": "2.0"
        },
        "exploitabilityScore": 6.5,
        "impactScore": 2.9,
        "obtainAllPrivilege": false,
        "obtainOtherPrivilege": false,
        "obtainUserPrivilege": false,
        "source": "nvd@nist.gov",
        "type": "Primary",
        "userInteractionRequired": false
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    "cvssMetricV30": [
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          "attackVector": "ADJACENT_NETWORK",
          "availabilityImpact": "NONE",
          "baseScore": 6.5,
          "baseSeverity": "MEDIUM",
          "confidentialityImpact": "HIGH",
          "integrityImpact": "NONE",
          "privilegesRequired": "NONE",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.0/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N",
          "version": "3.0"
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        "impactScore": 3.6,
        "source": "nvd@nist.gov",
        "type": "Primary"
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  },
  "published": "2018-08-08T19:29:00.333",
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      "source": "nvd@nist.gov",
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  ]
}



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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.
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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.



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