gsd-2019-3862
Vulnerability from gsd
Modified
2023-12-13 01:24
Details
An out of bounds read flaw was discovered in libssh2 before 1.8.1 in the way SSH_MSG_CHANNEL_REQUEST packets with an exit status message and no payload are parsed. A remote attacker who compromises a SSH server may be able to cause a Denial of Service or read data in the client memory.
Aliases
Aliases
CVE-2019-3862


To clipboard 

{
   GSD: {
      alias: "CVE-2019-3862",
      description: "An out of bounds read flaw was discovered in libssh2 before 1.8.1 in the way SSH_MSG_CHANNEL_REQUEST packets with an exit status message and no payload are parsed. A remote attacker who compromises a SSH server may be able to cause a Denial of Service or read data in the client memory.",
      id: "GSD-2019-3862",
      references: [
         "https://www.suse.com/security/cve/CVE-2019-3862.html",
         "https://www.debian.org/security/2019/dsa-4431",
         "https://access.redhat.com/errata/RHBA-2020:0547",
         "https://access.redhat.com/errata/RHSA-2019:1884",
         "https://advisories.mageia.org/CVE-2019-3862.html",
         "https://security.archlinux.org/CVE-2019-3862",
         "https://linux.oracle.com/cve/CVE-2019-3862.html",
         "https://ubuntu.com/security/CVE-2019-3862",
      ],
   },
   gsd: {
      metadata: {
         exploitCode: "unknown",
         remediation: "unknown",
         reportConfidence: "confirmed",
         type: "vulnerability",
      },
      osvSchema: {
         aliases: [
            "CVE-2019-3862",
         ],
         details: "An out of bounds read flaw was discovered in libssh2 before 1.8.1 in the way SSH_MSG_CHANNEL_REQUEST packets with an exit status message and no payload are parsed. A remote attacker who compromises a SSH server may be able to cause a Denial of Service or read data in the client memory.",
         id: "GSD-2019-3862",
         modified: "2023-12-13T01:24:04.065887Z",
         schema_version: "1.4.0",
      },
   },
   namespaces: {
      "cve.org": {
         CVE_data_meta: {
            ASSIGNER: "secalert@redhat.com",
            ID: "CVE-2019-3862",
            STATE: "PUBLIC",
         },
         affects: {
            vendor: {
               vendor_data: [
                  {
                     product: {
                        product_data: [
                           {
                              product_name: "libssh2",
                              version: {
                                 version_data: [
                                    {
                                       version_value: "1.8.1",
                                    },
                                 ],
                              },
                           },
                        ],
                     },
                     vendor_name: "The libssh2 Project",
                  },
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               },
            ],
         },
         impact: {
            cvss: [
               [
                  {
                     vectorString: "7.3/CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L",
                     version: "3.0",
                  },
               ],
            ],
         },
         problemtype: {
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               {
                  description: [
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                        value: "CWE-130",
                     },
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         references: {
            reference_data: [
               {
                  name: "[oss-security] 20190318 [SECURITY ADVISORIES] libssh2",
                  refsource: "MLIST",
                  url: "http://www.openwall.com/lists/oss-security/2019/03/18/3",
               },
               {
                  name: "20190319 [slackware-security] libssh2 (SSA:2019-077-01)",
                  refsource: "BUGTRAQ",
                  url: "https://seclists.org/bugtraq/2019/Mar/25",
               },
               {
                  name: "https://www.libssh2.org/CVE-2019-3862.html",
                  refsource: "MISC",
                  url: "https://www.libssh2.org/CVE-2019-3862.html",
               },
               {
                  name: "https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2019-3862",
                  refsource: "CONFIRM",
                  url: "https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2019-3862",
               },
               {
                  name: "http://packetstormsecurity.com/files/152136/Slackware-Security-Advisory-libssh2-Updates.html",
                  refsource: "MISC",
                  url: "http://packetstormsecurity.com/files/152136/Slackware-Security-Advisory-libssh2-Updates.html",
               },
               {
                  name: "107485",
                  refsource: "BID",
                  url: "http://www.securityfocus.com/bid/107485",
               },
               {
                  name: "FEDORA-2019-f31c14682f",
                  refsource: "FEDORA",
                  url: "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/XCWEA5ZCLKRDUK62QVVYMFWLWKOPX3LO/",
               },
               {
                  name: "https://www.broadcom.com/support/fibre-channel-networking/security-advisories/brocade-security-advisory-2019-767",
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                  url: "https://www.broadcom.com/support/fibre-channel-networking/security-advisories/brocade-security-advisory-2019-767",
               },
               {
                  name: "[debian-lts-announce] 20190326 [SECURITY] [DLA 1730-1] libssh2 security update",
                  refsource: "MLIST",
                  url: "https://lists.debian.org/debian-lts-announce/2019/03/msg00032.html",
               },
               {
                  name: "https://security.netapp.com/advisory/ntap-20190327-0005/",
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               {
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               {
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               },
               {
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               {
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               },
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                  name: "RHSA-2019:1884",
                  refsource: "REDHAT",
                  url: "https://access.redhat.com/errata/RHSA-2019:1884",
               },
               {
                  name: "https://www.oracle.com/technetwork/security-advisory/cpuoct2019-5072832.html",
                  refsource: "MISC",
                  url: "https://www.oracle.com/technetwork/security-advisory/cpuoct2019-5072832.html",
               },
               {
                  name: "https://www.oracle.com/security-alerts/cpujan2020.html",
                  refsource: "MISC",
                  url: "https://www.oracle.com/security-alerts/cpujan2020.html",
               },
            ],
         },
      },
      "gitlab.com": {
         advisories: [
            {
               affected_range: "(,1.8.1)",
               affected_versions: "All versions before 1.8.1",
               cvss_v2: "AV:N/AC:L/Au:N/C:P/I:N/A:P",
               cvss_v3: "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H",
               cwe_ids: [
                  "CWE-1035",
                  "CWE-125",
                  "CWE-937",
               ],
               date: "2019-04-15",
               description: "An out-of-bounds read flaw was discovered in libssh2 in the way SSH_MSG_CHANNEL_REQUEST packets with an exit status message and no payload are parsed. A remote attacker who compromises a SSH server may be able to cause a Denial of Service or read data in the client memory.",
               fixed_versions: [
                  "1.8.2",
               ],
               identifier: "CVE-2019-3862",
               identifiers: [
                  "CVE-2019-3862",
               ],
               not_impacted: "All versions starting from 1.8.1",
               package_slug: "nuget/libssh2-vc141_xp",
               pubdate: "2019-03-21",
               solution: "Upgrade to version 1.8.2 or above.",
               title: "Out-of-bounds Read",
               urls: [
                  "https://nvd.nist.gov/vuln/detail/CVE-2019-3862",
               ],
               uuid: "9b4e510e-371f-4a69-b443-a27764a8e9bb",
            },
         ],
      },
      "nvd.nist.gov": {
         configurations: {
            CVE_data_version: "4.0",
            nodes: [
               {
                  children: [],
                  cpe_match: [
                     {
                        cpe23Uri: "cpe:2.3:a:libssh2:libssh2:*:*:*:*:*:*:*:*",
                        cpe_name: [],
                        versionEndExcluding: "1.8.1",
                        vulnerable: true,
                     },
                  ],
                  operator: "OR",
               },
               {
                  children: [],
                  cpe_match: [
                     {
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                        vulnerable: true,
                     },
                  ],
                  operator: "OR",
               },
               {
                  children: [],
                  cpe_match: [
                     {
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               },
               {
                  children: [],
                  cpe_match: [
                     {
                        cpe23Uri: "cpe:2.3:a:netapp:ontap_select_deploy_administration_utility:-:*:*:*:*:*:*:*",
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                     },
                  ],
                  operator: "OR",
               },
               {
                  children: [],
                  cpe_match: [
                     {
                        cpe23Uri: "cpe:2.3:o:opensuse:leap:42.3:*:*:*:*:*:*:*",
                        cpe_name: [],
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                  ],
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         },
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            references: {
               reference_data: [
                  {
                     name: "https://www.libssh2.org/CVE-2019-3862.html",
                     refsource: "MISC",
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                     url: "https://www.libssh2.org/CVE-2019-3862.html",
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                  },
                  {
                     name: "DSA-4431",
                     refsource: "DEBIAN",
                     tags: [],
                     url: "https://www.debian.org/security/2019/dsa-4431",
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                  {
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                     refsource: "BUGTRAQ",
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                  },
                  {
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                     tags: [],
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            },
         },
         impact: {
            baseMetricV2: {
               acInsufInfo: false,
               cvssV2: {
                  accessComplexity: "LOW",
                  accessVector: "NETWORK",
                  authentication: "NONE",
                  availabilityImpact: "PARTIAL",
                  baseScore: 6.4,
                  confidentialityImpact: "PARTIAL",
                  integrityImpact: "NONE",
                  vectorString: "AV:N/AC:L/Au:N/C:P/I:N/A:P",
                  version: "2.0",
               },
               exploitabilityScore: 10,
               impactScore: 4.9,
               obtainAllPrivilege: false,
               obtainOtherPrivilege: false,
               obtainUserPrivilege: false,
               severity: "MEDIUM",
               userInteractionRequired: false,
            },
            baseMetricV3: {
               cvssV3: {
                  attackComplexity: "LOW",
                  attackVector: "NETWORK",
                  availabilityImpact: "HIGH",
                  baseScore: 9.1,
                  baseSeverity: "CRITICAL",
                  confidentialityImpact: "HIGH",
                  integrityImpact: "NONE",
                  privilegesRequired: "NONE",
                  scope: "UNCHANGED",
                  userInteraction: "NONE",
                  vectorString: "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H",
                  version: "3.0",
               },
               exploitabilityScore: 3.9,
               impactScore: 5.2,
            },
         },
         lastModifiedDate: "2019-04-15T12:31Z",
         publishedDate: "2019-03-21T16:01Z",
      },
   },
}


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