GSD-2018-15688

Vulnerability from gsd - Updated: 2023-12-13 01:22
Details
A buffer overflow vulnerability in the dhcp6 client of systemd allows a malicious dhcp6 server to overwrite heap memory in systemd-networkd. Affected releases are systemd: versions up to and including 239.
Aliases
Aliases

{
  "GSD": {
    "alias": "CVE-2018-15688",
    "description": "A buffer overflow vulnerability in the dhcp6 client of systemd allows a malicious dhcp6 server to overwrite heap memory in systemd-networkd. Affected releases are systemd: versions up to and including 239.",
    "id": "GSD-2018-15688",
    "references": [
      "https://www.suse.com/security/cve/CVE-2018-15688.html",
      "https://access.redhat.com/errata/RHSA-2019:0049",
      "https://access.redhat.com/errata/RHSA-2018:3665",
      "https://ubuntu.com/security/CVE-2018-15688",
      "https://security.archlinux.org/CVE-2018-15688",
      "https://linux.oracle.com/cve/CVE-2018-15688.html"
    ]
  },
  "gsd": {
    "metadata": {
      "exploitCode": "unknown",
      "remediation": "unknown",
      "reportConfidence": "confirmed",
      "type": "vulnerability"
    },
    "osvSchema": {
      "aliases": [
        "CVE-2018-15688"
      ],
      "details": "A buffer overflow vulnerability in the dhcp6 client of systemd allows a malicious dhcp6 server to overwrite heap memory in systemd-networkd. Affected releases are systemd: versions up to and including 239.",
      "id": "GSD-2018-15688",
      "modified": "2023-12-13T01:22:23.506768Z",
      "schema_version": "1.4.0"
    }
  },
  "namespaces": {
    "cve.org": {
      "CVE_data_meta": {
        "ASSIGNER": "security@ubuntu.com",
        "DATE_PUBLIC": "2018-10-25T00:00:00.000Z",
        "ID": "CVE-2018-15688",
        "STATE": "PUBLIC",
        "TITLE": "Out-of-Bounds write in systemd-networkd dhcpv6 option handling"
      },
      "affects": {
        "vendor": {
          "vendor_data": [
            {
              "product": {
                "product_data": [
                  {
                    "product_name": "systemd",
                    "version": {
                      "version_data": [
                        {
                          "affected": "\u003c=",
                          "version_value": "239"
                        }
                      ]
                    }
                  }
                ]
              },
              "vendor_name": "systemd"
            }
          ]
        }
      },
      "credit": [
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          "value": "Felix Wilhelm from the Google Security Team"
        }
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          }
        ]
      },
      "impact": {
        "cvss": {
          "attackComplexity": "LOW",
          "attackVector": "ADJACENT_NETWORK",
          "availabilityImpact": "HIGH",
          "baseScore": 8.8,
          "baseSeverity": "HIGH",
          "confidentialityImpact": "HIGH",
          "integrityImpact": "HIGH",
          "privilegesRequired": "NONE",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.0/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
          "version": "3.0"
        }
      },
      "problemtype": {
        "problemtype_data": [
          {
            "description": [
              {
                "lang": "eng",
                "value": "dhcp6_option_append_ia() contained an incorrect buffer size calculation."
              }
            ]
          }
        ]
      },
      "references": {
        "reference_data": [
          {
            "name": "GLSA-201810-10",
            "refsource": "GENTOO",
            "url": "https://security.gentoo.org/glsa/201810-10"
          },
          {
            "name": "[debian-lts-announce] 20181119 [SECURITY] [DLA 1580-1] systemd security update",
            "refsource": "MLIST",
            "url": "https://lists.debian.org/debian-lts-announce/2018/11/msg00017.html"
          },
          {
            "name": "USN-3807-1",
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            "url": "https://usn.ubuntu.com/3807-1/"
          },
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          },
          {
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            "url": "https://access.redhat.com/errata/RHSA-2018:3665"
          },
          {
            "name": "105745",
            "refsource": "BID",
            "url": "http://www.securityfocus.com/bid/105745"
          },
          {
            "name": "https://github.com/systemd/systemd/pull/10518",
            "refsource": "MISC",
            "url": "https://github.com/systemd/systemd/pull/10518"
          },
          {
            "name": "RHSA-2019:0049",
            "refsource": "REDHAT",
            "url": "https://access.redhat.com/errata/RHSA-2019:0049"
          },
          {
            "name": "RHBA-2019:0327",
            "refsource": "REDHAT",
            "url": "https://access.redhat.com/errata/RHBA-2019:0327"
          }
        ]
      },
      "source": {
        "defect": [
          "https://bugs.launchpad.net/ubuntu/+source/systemd/+bug/1795921"
        ],
        "discovery": "EXTERNAL"
      }
    },
    "nvd.nist.gov": {
      "configurations": {
        "CVE_data_version": "4.0",
        "nodes": [
          {
            "children": [],
            "cpe_match": [
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                "cpe_name": [],
                "versionEndIncluding": "239",
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              }
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            "operator": "OR"
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        },
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            }
          ]
        },
        "problemtype": {
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      },
      "impact": {
        "baseMetricV2": {
          "acInsufInfo": false,
          "cvssV2": {
            "accessComplexity": "LOW",
            "accessVector": "ADJACENT_NETWORK",
            "authentication": "NONE",
            "availabilityImpact": "PARTIAL",
            "baseScore": 5.8,
            "confidentialityImpact": "PARTIAL",
            "integrityImpact": "PARTIAL",
            "vectorString": "AV:A/AC:L/Au:N/C:P/I:P/A:P",
            "version": "2.0"
          },
          "exploitabilityScore": 6.5,
          "impactScore": 6.4,
          "obtainAllPrivilege": false,
          "obtainOtherPrivilege": false,
          "obtainUserPrivilege": false,
          "severity": "MEDIUM",
          "userInteractionRequired": false
        },
        "baseMetricV3": {
          "cvssV3": {
            "attackComplexity": "LOW",
            "attackVector": "ADJACENT_NETWORK",
            "availabilityImpact": "HIGH",
            "baseScore": 8.8,
            "baseSeverity": "HIGH",
            "confidentialityImpact": "HIGH",
            "integrityImpact": "HIGH",
            "privilegesRequired": "NONE",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
            "version": "3.1"
          },
          "exploitabilityScore": 2.8,
          "impactScore": 5.9
        }
      },
      "lastModifiedDate": "2022-01-31T18:30Z",
      "publishedDate": "2018-10-26T14:29Z"
    }
  }
}



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