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CVE-2020-15657 (GCVE-0-2020-15657)

Vulnerability from cvelistv5 – Published: 2020-08-10 17:43 – Updated: 2024-08-04 13:22
VLAI
Summary
Firefox could be made to load attacker-supplied DLL files from the installation directory. This required an attacker that is already capable of placing files in the installation directory. *Note: This issue only affected Windows operating systems. Other operating systems are unaffected.*. This vulnerability affects Firefox ESR < 78.1, Firefox < 79, and Thunderbird < 78.1.
Severity
7.8 (High)
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
CWE
  • DLL hijacking due to incorrect loading path
Assigner
References
Impacted products
Vendor Product Version CPE status
Mozilla Firefox ESR Affected: unspecified , < 78.1 (custom)
guessed Create a notification for this product.
Mozilla Firefox Affected: unspecified , < 79 (custom)
guessed Create a notification for this product.
Mozilla Thunderbird Affected: unspecified , < 78.1 (custom)
guessed Create a notification for this product.
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    "redhat_vex": {
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      "cve": "CVE-2020-15657",
      "id": "CVE-2020-15657",
      "initial_release_date": "2020-07-28T00:00:00+00:00",
      "product_status:known_affected": "13",
      "product_status:known_not_affected": "1",
      "source": "Red Hat CSAF VEX",
      "status": "final",
      "title": "Mozilla: DLL hijacking due to incorrect loading path",
      "url": "https://security.access.redhat.com/data/csaf/v2/vex/2020/cve-2020-15657.json",
      "version": "3"
    },
    "suse_vex": {
      "aggregate_severity": "important",
      "current_release_date": "2026-08-31T02:21:36Z",
      "cve": "CVE-2020-15657",
      "id": "CVE-2020-15657",
      "initial_release_date": "2023-02-15T03:56:41Z",
      "product_status:known_affected": "24",
      "product_status:recommended": "447",
      "source": "SUSE CSAF VEX",
      "status": "interim",
      "title": "SUSE CVE CVE-2020-15657",
      "url": "https://ftp.suse.com/pub/projects/security/csaf-vex/cve-2020-15657.json",
      "version": "24"
    }
  }
}



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Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

Sightings

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Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.


Detection rules are retrieved from Rulezet.