gsd-2019-3861
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 packets with a padding length value greater than the packet length 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-2019-3861


To clipboard 

{
  "GSD": {
    "alias": "CVE-2019-3861",
    "description": "An out of bounds read flaw was discovered in libssh2 before 1.8.1 in the way SSH packets with a padding length value greater than the packet length 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-2019-3861",
    "references": [
      "https://www.suse.com/security/cve/CVE-2019-3861.html",
      "https://www.debian.org/security/2019/dsa-4431",
      "https://access.redhat.com/errata/RHBA-2020:0547",
      "https://access.redhat.com/errata/RHSA-2019:2136",
      "https://advisories.mageia.org/CVE-2019-3861.html",
      "https://security.archlinux.org/CVE-2019-3861",
      "https://linux.oracle.com/cve/CVE-2019-3861.html",
      "https://ubuntu.com/security/CVE-2019-3861"
    ]
  },
  "gsd": {
    "metadata": {
      "exploitCode": "unknown",
      "remediation": "unknown",
      "reportConfidence": "confirmed",
      "type": "vulnerability"
    },
    "osvSchema": {
      "aliases": [
        "CVE-2019-3861"
      ],
      "details": "An out of bounds read flaw was discovered in libssh2 before 1.8.1 in the way SSH packets with a padding length value greater than the packet length 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-2019-3861",
      "modified": "2023-12-13T01:24:02.784714Z",
      "schema_version": "1.4.0"
    }
  },
  "namespaces": {
    "cve.org": {
      "CVE_data_meta": {
        "ASSIGNER": "secalert@redhat.com",
        "ID": "CVE-2019-3861",
        "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"
            }
          ]
        }
      },
      "data_format": "MITRE",
      "data_type": "CVE",
      "data_version": "4.0",
      "description": {
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            "value": "An out of bounds read flaw was discovered in libssh2 before 1.8.1 in the way SSH packets with a padding length value greater than the packet length 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."
          }
        ]
      },
      "impact": {
        "cvss": [
          [
            {
              "vectorString": "5.0/CVSS:3.0/AV:N/AC:H/PR:N/UI:R/S:U/C:L/I:L/A:L",
              "version": "3.0"
            }
          ]
        ]
      },
      "problemtype": {
        "problemtype_data": [
          {
            "description": [
              {
                "lang": "eng",
                "value": "CWE-125"
              }
            ]
          }
        ]
      },
      "references": {
        "reference_data": [
          {
            "name": "https://www.libssh2.org/CVE-2019-3861.html",
            "refsource": "MISC",
            "url": "https://www.libssh2.org/CVE-2019-3861.html"
          },
          {
            "name": "https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2019-3861",
            "refsource": "CONFIRM",
            "url": "https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2019-3861"
          },
          {
            "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/",
            "refsource": "CONFIRM",
            "url": "https://security.netapp.com/advisory/ntap-20190327-0005/"
          },
          {
            "name": "openSUSE-SU-2019:1075",
            "refsource": "SUSE",
            "url": "http://lists.opensuse.org/opensuse-security-announce/2019-03/msg00040.html"
          },
          {
            "name": "openSUSE-SU-2019:1109",
            "refsource": "SUSE",
            "url": "http://lists.opensuse.org/opensuse-security-announce/2019-04/msg00003.html"
          },
          {
            "name": "FEDORA-2019-3348cb4934",
            "refsource": "FEDORA",
            "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/5DK6VO2CEUTAJFYIKWNZKEKYMYR3NO2O/"
          },
          {
            "name": "DSA-4431",
            "refsource": "DEBIAN",
            "url": "https://www.debian.org/security/2019/dsa-4431"
          },
          {
            "name": "20190415 [SECURITY] [DSA 4431-1] libssh2 security update",
            "refsource": "BUGTRAQ",
            "url": "https://seclists.org/bugtraq/2019/Apr/25"
          },
          {
            "name": "RHSA-2019:2136",
            "refsource": "REDHAT",
            "url": "https://access.redhat.com/errata/RHSA-2019:2136"
          },
          {
            "name": "https://www.oracle.com/technetwork/security-advisory/cpuoct2019-5072832.html",
            "refsource": "MISC",
            "url": "https://www.oracle.com/technetwork/security-advisory/cpuoct2019-5072832.html"
          }
        ]
      }
    },
    "gitlab.com": {
      "advisories": [
        {
          "affected_range": "[0.15,1.8.0]",
          "affected_versions": "All versions starting from 0.15 up to 1.8.0",
          "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 packets with a padding length value greater than the packet length 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-2019-3861",
          "identifiers": [
            "CVE-2019-3861"
          ],
          "not_impacted": "All versions before 0.15, all versions after 1.8.0",
          "package_slug": "nuget/libssh2-vc141_xp",
          "pubdate": "2019-03-25",
          "solution": "Upgrade to version 1.8.2 or above.",
          "title": "Out-of-bounds Read",
          "urls": [
            "https://nvd.nist.gov/vuln/detail/CVE-2019-3861"
          ],
          "uuid": "e65a7494-3bf0-4f53-8661-115ebbab9095"
        }
      ]
    },
    "nvd.nist.gov": {
      "configurations": {
        "CVE_data_version": "4.0",
        "nodes": [
          {
            "children": [],
            "cpe_match": [
              {
                "cpe23Uri": "cpe:2.3:a:libssh2:libssh2:*:*:*:*:*:*:*:*",
                "cpe_name": [],
                "versionEndIncluding": "1.8.0",
                "versionStartIncluding": "0.15",
                "vulnerable": true
              }
            ],
            "operator": "OR"
          },
          {
            "children": [],
            "cpe_match": [
              {
                "cpe23Uri": "cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*",
                "cpe_name": [],
                "vulnerable": true
              }
            ],
            "operator": "OR"
          },
          {
            "children": [],
            "cpe_match": [
              {
                "cpe23Uri": "cpe:2.3:a:netapp:ontap_select_deploy_administration_utility:-:*:*:*:*:*:*:*",
                "cpe_name": [],
                "vulnerable": true
              }
            ],
            "operator": "OR"
          },
          {
            "children": [],
            "cpe_match": [
              {
                "cpe23Uri": "cpe:2.3:o:opensuse:leap:15.0:*:*:*:*:*:*:*",
                "cpe_name": [],
                "vulnerable": true
              },
              {
                "cpe23Uri": "cpe:2.3:o:opensuse:leap:42.3:*:*:*:*:*:*:*",
                "cpe_name": [],
                "vulnerable": true
              }
            ],
            "operator": "OR"
          }
        ]
      },
      "cve": {
        "CVE_data_meta": {
          "ASSIGNER": "secalert@redhat.com",
          "ID": "CVE-2019-3861"
        },
        "data_format": "MITRE",
        "data_type": "CVE",
        "data_version": "4.0",
        "description": {
          "description_data": [
            {
              "lang": "en",
              "value": "An out of bounds read flaw was discovered in libssh2 before 1.8.1 in the way SSH packets with a padding length value greater than the packet length 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."
            }
          ]
        },
        "problemtype": {
          "problemtype_data": [
            {
              "description": [
                {
                  "lang": "en",
                  "value": "CWE-125"
                }
              ]
            }
          ]
        },
        "references": {
          "reference_data": [
            {
              "name": "https://www.libssh2.org/CVE-2019-3861.html",
              "refsource": "MISC",
              "tags": [
                "Patch",
                "Vendor Advisory"
              ],
              "url": "https://www.libssh2.org/CVE-2019-3861.html"
            },
            {
              "name": "https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2019-3861",
              "refsource": "CONFIRM",
              "tags": [
                "Issue Tracking",
                "Patch",
                "Third Party Advisory"
              ],
              "url": "https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2019-3861"
            },
            {
              "name": "[debian-lts-announce] 20190326 [SECURITY] [DLA 1730-1] libssh2 security update",
              "refsource": "MLIST",
              "tags": [
                "Third Party Advisory"
              ],
              "url": "https://lists.debian.org/debian-lts-announce/2019/03/msg00032.html"
            },
            {
              "name": "https://security.netapp.com/advisory/ntap-20190327-0005/",
              "refsource": "CONFIRM",
              "tags": [
                "Third Party Advisory"
              ],
              "url": "https://security.netapp.com/advisory/ntap-20190327-0005/"
            },
            {
              "name": "openSUSE-SU-2019:1075",
              "refsource": "SUSE",
              "tags": [
                "Mailing List",
                "Third Party Advisory"
              ],
              "url": "http://lists.opensuse.org/opensuse-security-announce/2019-03/msg00040.html"
            },
            {
              "name": "openSUSE-SU-2019:1109",
              "refsource": "SUSE",
              "tags": [
                "Third Party Advisory"
              ],
              "url": "http://lists.opensuse.org/opensuse-security-announce/2019-04/msg00003.html"
            },
            {
              "name": "FEDORA-2019-3348cb4934",
              "refsource": "FEDORA",
              "tags": [],
              "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/5DK6VO2CEUTAJFYIKWNZKEKYMYR3NO2O/"
            },
            {
              "name": "DSA-4431",
              "refsource": "DEBIAN",
              "tags": [],
              "url": "https://www.debian.org/security/2019/dsa-4431"
            },
            {
              "name": "20190415 [SECURITY] [DSA 4431-1] libssh2 security update",
              "refsource": "BUGTRAQ",
              "tags": [],
              "url": "https://seclists.org/bugtraq/2019/Apr/25"
            },
            {
              "name": "RHSA-2019:2136",
              "refsource": "REDHAT",
              "tags": [],
              "url": "https://access.redhat.com/errata/RHSA-2019:2136"
            },
            {
              "name": "https://www.oracle.com/technetwork/security-advisory/cpuoct2019-5072832.html",
              "refsource": "MISC",
              "tags": [],
              "url": "https://www.oracle.com/technetwork/security-advisory/cpuoct2019-5072832.html"
            }
          ]
        }
      },
      "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": 10.0,
          "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": "2019-03-25T19:29Z"
    }
  }
}


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