gsd-2015-7940
Vulnerability from gsd
Modified
2023-12-13 01:20
Details
The Bouncy Castle Java library before 1.51 does not validate a point is withing the elliptic curve, which makes it easier for remote attackers to obtain private keys via a series of crafted elliptic curve Diffie Hellman (ECDH) key exchanges, aka an "invalid curve attack."
Aliases
Aliases
CVE-2015-7940


To clipboard 

{
   GSD: {
      alias: "CVE-2015-7940",
      description: "The Bouncy Castle Java library before 1.51 does not validate a point is withing the elliptic curve, which makes it easier for remote attackers to obtain private keys via a series of crafted elliptic curve Diffie Hellman (ECDH) key exchanges, aka an \"invalid curve attack.\"",
      id: "GSD-2015-7940",
      references: [
         "https://www.suse.com/security/cve/CVE-2015-7940.html",
         "https://www.debian.org/security/2015/dsa-3417",
         "https://access.redhat.com/errata/RHSA-2016:2036",
         "https://access.redhat.com/errata/RHSA-2016:2035",
         "https://ubuntu.com/security/CVE-2015-7940",
         "https://advisories.mageia.org/CVE-2015-7940.html",
      ],
   },
   gsd: {
      metadata: {
         exploitCode: "unknown",
         remediation: "unknown",
         reportConfidence: "confirmed",
         type: "vulnerability",
      },
      osvSchema: {
         aliases: [
            "CVE-2015-7940",
         ],
         details: "The Bouncy Castle Java library before 1.51 does not validate a point is withing the elliptic curve, which makes it easier for remote attackers to obtain private keys via a series of crafted elliptic curve Diffie Hellman (ECDH) key exchanges, aka an \"invalid curve attack.\"",
         id: "GSD-2015-7940",
         modified: "2023-12-13T01:20:01.049751Z",
         schema_version: "1.4.0",
      },
   },
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               {
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               },
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               {
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                  refsource: "MISC",
                  url: "https://www.oracle.com/security-alerts/cpuapr2020.html",
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      },
      "gitlab.com": {
         advisories: [
            {
               affected_range: "(,1.51)",
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               cvss_v2: "AV:N/AC:L/Au:N/C:P/I:N/A:N",
               cwe_ids: [
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                  "CWE-310",
                  "CWE-937",
               ],
               date: "2021-09-01",
               description: "The Bouncy Castle Java library before 1.51 does not validate a point is withing the elliptic curve, which makes it easier for remote attackers to obtain private keys via a series of crafted elliptic curve Diffie Hellman (ECDH) key exchanges, aka an \"invalid curve attack.\"",
               fixed_versions: [
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               ],
               identifier: "CVE-2015-7940",
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               ],
               not_impacted: "All versions starting from 1.51",
               package_slug: "maven/org.bouncycastle/bcprov-jdk14",
               pubdate: "2018-10-17",
               solution: "Upgrade to version 1.51 or above.",
               title: "Exposure of Sensitive Information to an Unauthorized Actor",
               urls: [
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               description: "The Bouncy Castle Java library before 1.51 does not validate a point is withing the elliptic curve, which makes it easier for remote attackers to obtain private keys via a series of crafted elliptic curve Diffie Hellman (ECDH) key exchanges, aka an \"invalid curve attack.\"",
               fixed_versions: [
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               ],
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               pubdate: "2018-10-17",
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               title: "Exposure of Sensitive Information to an Unauthorized Actor",
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                     tags: [],
                     url: "https://www.oracle.com/technetwork/security-advisory/cpujan2019-5072801.html",
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         },
         impact: {
            baseMetricV2: {
               cvssV2: {
                  accessComplexity: "LOW",
                  accessVector: "NETWORK",
                  authentication: "NONE",
                  availabilityImpact: "NONE",
                  baseScore: 5,
                  confidentialityImpact: "PARTIAL",
                  integrityImpact: "NONE",
                  vectorString: "AV:N/AC:L/Au:N/C:P/I:N/A:N",
                  version: "2.0",
               },
               exploitabilityScore: 10,
               impactScore: 2.9,
               obtainAllPrivilege: false,
               obtainOtherPrivilege: false,
               obtainUserPrivilege: false,
               severity: "MEDIUM",
               userInteractionRequired: false,
            },
         },
         lastModifiedDate: "2019-01-16T19:29Z",
         publishedDate: "2015-11-09T16:59Z",
      },
   },
}


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