CVE-2018-5178 (GCVE-0-2018-5178)

Vulnerability from cvelistv5 – Published: 2018-06-11 21:00 – Updated: 2024-08-05 05:26
VLAI
Summary
A buffer overflow was found during UTF8 to Unicode string conversion within JavaScript with extremely large amounts of data. This vulnerability requires the use of a malicious or vulnerable legacy extension in order to occur. This vulnerability affects Thunderbird ESR < 52.8, Thunderbird < 52.8, and Firefox ESR < 52.8.
Severity
8.1 (High)
CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
CWE
  • Buffer overflow during UTF-8 to Unicode string conversion through legacy extension
Assigner
mozilla CNA under the mitre root
CNA scorecard E 38/100 over 507 records in the last 180 days details
References
URL Tags
https://access.redhat.com/errata/RHSA-2018:1415 vendor-advisoryx_refsource_REDHAT
https://security.gentoo.org/glsa/201810-01 vendor-advisoryx_refsource_GENTOO
https://access.redhat.com/errata/RHSA-2018:1726 vendor-advisoryx_refsource_REDHAT
https://access.redhat.com/errata/RHSA-2018:1414 vendor-advisoryx_refsource_REDHAT
https://security.gentoo.org/glsa/201811-13 vendor-advisoryx_refsource_GENTOO
https://www.mozilla.org/security/advisories/mfsa2… x_refsource_CONFIRM
https://usn.ubuntu.com/3660-1/ vendor-advisoryx_refsource_UBUNTU
http://www.securitytracker.com/id/1040898 vdb-entryx_refsource_SECTRACK
https://www.debian.org/security/2018/dsa-4199 vendor-advisoryx_refsource_DEBIAN
https://lists.debian.org/debian-lts-announce/2018… mailing-listx_refsource_MLIST
https://lists.debian.org/debian-lts-announce/2018… mailing-listx_refsource_MLIST
https://access.redhat.com/errata/RHSA-2018:1725 vendor-advisoryx_refsource_REDHAT
http://www.securityfocus.com/bid/104138 vdb-entryx_refsource_BID
https://www.debian.org/security/2018/dsa-4209 vendor-advisoryx_refsource_DEBIAN
https://www.mozilla.org/security/advisories/mfsa2… x_refsource_CONFIRM
https://bugzilla.mozilla.org/show_bug.cgi?id=1443891 x_refsource_CONFIRM
Impacted products
Vendor Product Version CPE status
Mozilla Thunderbird ESR Affected: unspecified , < 52.8 (custom)
guessed Create a notification for this product.
Mozilla Thunderbird Affected: unspecified , < 52.8 (custom)
guessed Create a notification for this product.
Mozilla Firefox ESR Affected: unspecified , < 52.8 (custom)
guessed Create a notification for this product.
Date Public
2018-05-09 00:00
Show details on NVD website
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            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "tags": [
              "Third Party Advisory"
            ],
            "url": "https://access.redhat.com/errata/RHSA-2018:1725"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "tags": [
              "Third Party Advisory"
            ],
            "url": "https://access.redhat.com/errata/RHSA-2018:1726"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "tags": [
              "Issue Tracking",
              "Permissions Required",
              "Vendor Advisory"
            ],
            "url": "https://bugzilla.mozilla.org/show_bug.cgi?id=1443891"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "tags": [
              "Mailing List",
              "Third Party Advisory"
            ],
            "url": "https://lists.debian.org/debian-lts-announce/2018/05/msg00007.html"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "tags": [
              "Mailing List",
              "Third Party Advisory"
            ],
            "url": "https://lists.debian.org/debian-lts-announce/2018/05/msg00013.html"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "tags": [
              "Third Party Advisory"
            ],
            "url": "https://security.gentoo.org/glsa/201810-01"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "tags": [
              "Third Party Advisory"
            ],
            "url": "https://security.gentoo.org/glsa/201811-13"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "tags": [
              "Third Party Advisory"
            ],
            "url": "https://usn.ubuntu.com/3660-1/"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "tags": [
              "Third Party Advisory"
            ],
            "url": "https://www.debian.org/security/2018/dsa-4199"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "tags": [
              "Third Party Advisory"
            ],
            "url": "https://www.debian.org/security/2018/dsa-4209"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "tags": [
              "Vendor Advisory"
            ],
            "url": "https://www.mozilla.org/security/advisories/mfsa2018-12/"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "tags": [
              "Vendor Advisory"
            ],
            "url": "https://www.mozilla.org/security/advisories/mfsa2018-13/"
          }
        ],
        "sourceIdentifier": "security@mozilla.org",
        "vulnStatus": "Modified",
        "weaknesses": [
          {
            "description": [
              {
                "lang": "en",
                "value": "CWE-119"
              }
            ],
            "source": "nvd@nist.gov",
            "type": "Primary"
          }
        ]
      }
    },
    "redhat_vex": {
      "aggregate_severity": "Moderate",
      "current_release_date": "2025-11-25T18:20:27+00:00",
      "cve": "CVE-2018-5178",
      "id": "CVE-2018-5178",
      "initial_release_date": "2018-05-09T00:00:00+00:00",
      "product_status:fixed": "266",
      "product_status:known_not_affected": "4",
      "source": "Red Hat CSAF VEX",
      "status": "final",
      "title": "Mozilla: Buffer overflow during UTF-8 to Unicode string conversion through legacy extension",
      "url": "https://security.access.redhat.com/data/csaf/v2/vex/2018/cve-2018-5178.json",
      "version": "3"
    },
    "suse_vex": {
      "aggregate_severity": "important",
      "current_release_date": "2026-10-19T00:10:09Z",
      "cve": "CVE-2018-5178",
      "id": "CVE-2018-5178",
      "initial_release_date": "2023-02-15T04:31:54Z",
      "product_status:known_affected": "30",
      "product_status:recommended": "447",
      "source": "SUSE CSAF VEX",
      "status": "interim",
      "title": "SUSE CVE CVE-2018-5178",
      "url": "https://ftp.suse.com/pub/projects/security/csaf-vex/2023/cve-2018-5178.json",
      "version": "19"
    }
  }
}



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