fkie_cve-2020-25648
Vulnerability from fkie_nvd
Published
2020-10-20 22:15
Modified
2024-11-21 05:18
Severity ?
7.5 (High) - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Summary
A flaw was found in the way NSS handled CCS (ChangeCipherSpec) messages in TLS 1.3. This flaw allows a remote attacker to send multiple CCS messages, causing a denial of service for servers compiled with the NSS library. The highest threat from this vulnerability is to system availability. This flaw affects NSS versions before 3.58.
References
secalert@redhat.comhttps://bugzilla.redhat.com/show_bug.cgi?id=1887319Issue Tracking, Third Party Advisory
secalert@redhat.comhttps://developer.mozilla.org/en-US/docs/Mozilla/Projects/NSS/NSS_3.58_release_notesRelease Notes, Vendor Advisory
secalert@redhat.comhttps://lists.apache.org/thread.html/rf9fa47ab66495c78bb4120b0754dd9531ca2ff0430f6685ac9b07772%40%3Cdev.mina.apache.org%3E
secalert@redhat.comhttps://lists.debian.org/debian-lts-announce/2023/10/msg00039.html
secalert@redhat.comhttps://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/ERA5SVJQXQMDGES7RIT4F4NQVLD35RXN/
secalert@redhat.comhttps://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/HRM53IQCPZT2US3M7JXTP6I6IBA5RGOD/
secalert@redhat.comhttps://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/RPOLN6DJUYQ3QBQEGLZGV73SNIPK7GHV/
secalert@redhat.comhttps://www.oracle.com//security-alerts/cpujul2021.htmlPatch, Third Party Advisory
secalert@redhat.comhttps://www.oracle.com/security-alerts/cpuapr2022.htmlNot Applicable, Third Party Advisory
secalert@redhat.comhttps://www.oracle.com/security-alerts/cpuoct2021.htmlPatch, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://bugzilla.redhat.com/show_bug.cgi?id=1887319Issue Tracking, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://developer.mozilla.org/en-US/docs/Mozilla/Projects/NSS/NSS_3.58_release_notesRelease Notes, Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108https://lists.apache.org/thread.html/rf9fa47ab66495c78bb4120b0754dd9531ca2ff0430f6685ac9b07772%40%3Cdev.mina.apache.org%3E
af854a3a-2127-422b-91ae-364da2661108https://lists.debian.org/debian-lts-announce/2023/10/msg00039.html
af854a3a-2127-422b-91ae-364da2661108https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/ERA5SVJQXQMDGES7RIT4F4NQVLD35RXN/
af854a3a-2127-422b-91ae-364da2661108https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/HRM53IQCPZT2US3M7JXTP6I6IBA5RGOD/
af854a3a-2127-422b-91ae-364da2661108https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/RPOLN6DJUYQ3QBQEGLZGV73SNIPK7GHV/
af854a3a-2127-422b-91ae-364da2661108https://www.oracle.com//security-alerts/cpujul2021.htmlPatch, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://www.oracle.com/security-alerts/cpuapr2022.htmlNot Applicable, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://www.oracle.com/security-alerts/cpuoct2021.htmlPatch, Third Party Advisory
Impacted products
Vendor Product Version
mozilla network_security_services *
redhat enterprise_linux 7.0
redhat enterprise_linux 8.0
fedoraproject fedora 31
fedoraproject fedora 32
fedoraproject fedora 33
oracle communications_offline_mediation_controller 12.0.0.3.0
oracle communications_pricing_design_center 12.0.0.3.0
oracle jd_edwards_enterpriseone_tools *


To clipboard 

{
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                     matchCriteriaId: "E1A2E34F-6DDF-44CF-AF2B-83327DB6F8EC",
                     versionEndExcluding: "3.58",
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   cveTags: [],
   descriptions: [
      {
         lang: "en",
         value: "A flaw was found in the way NSS handled CCS (ChangeCipherSpec) messages in TLS 1.3. This flaw allows a remote attacker to send multiple CCS messages, causing a denial of service for servers compiled with the NSS library. The highest threat from this vulnerability is to system availability. This flaw affects NSS versions before 3.58.",
      },
      {
         lang: "es",
         value: "Se encontró un fallo en la manera en que NSS manejaba los mensajes CCS (ChangeCipherSpec) en TLS versión 1.3. Este fallo permite a un atacante remoto enviar múltiples mensajes CCS, causando una denegación de servicio para los servidores compilados con la biblioteca NSS. La mayor amenaza de esta vulnerabilidad es la disponibilidad del sistema. Este fallo afecta a NSS versiones anteriores a 3.58",
      },
   ],
   id: "CVE-2020-25648",
   lastModified: "2024-11-21T05:18:20.080",
   metrics: {
      cvssMetricV2: [
         {
            acInsufInfo: false,
            baseSeverity: "MEDIUM",
            cvssData: {
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               accessVector: "NETWORK",
               authentication: "NONE",
               availabilityImpact: "PARTIAL",
               baseScore: 5,
               confidentialityImpact: "NONE",
               integrityImpact: "NONE",
               vectorString: "AV:N/AC:L/Au:N/C:N/I:N/A:P",
               version: "2.0",
            },
            exploitabilityScore: 10,
            impactScore: 2.9,
            obtainAllPrivilege: false,
            obtainOtherPrivilege: false,
            obtainUserPrivilege: false,
            source: "nvd@nist.gov",
            type: "Primary",
            userInteractionRequired: false,
         },
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               baseScore: 7.5,
               baseSeverity: "HIGH",
               confidentialityImpact: "NONE",
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               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",
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   published: "2020-10-20T22:15:43.217",
   references: [
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         tags: [
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   sourceIdentifier: "secalert@redhat.com",
   vulnStatus: "Modified",
   weaknesses: [
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               value: "CWE-770",
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   ],
}


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