Description
A mechanism that uses AppCache to hijack a URL in a domain using fallback by serving the files from a sub-path on the domain. This has been addressed by requiring fallback files be inside the manifest directory. This vulnerability affects Thunderbird < 52.3, Firefox ESR < 52.3, and Firefox < 55.
Published: 2018-06-11
Score: 8.1 High
EPSS: < 1% Very Low
KEV: No
Impact: n/a
Action: n/a
AI Analysis

No analysis available yet.

Remediation

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Tracking

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Advisories
Source ID Title
Debian DLA Debian DLA DLA-1053-1 firefox-esr security update
Debian DLA Debian DLA DLA-1087-1 icedove/thunderbird security update
Debian DSA Debian DSA DSA-3928-1 firefox-esr security update
Debian DSA Debian DSA DSA-3928-2 firefox-esr security update
Debian DSA Debian DSA DSA-3968-1 icedove/thunderbird security update
EUVD EUVD EUVD-2017-16782 A mechanism that uses AppCache to hijack a URL in a domain using fallback by serving the files from a sub-path on the domain. This has been addressed by requiring fallback files be inside the manifest directory. This vulnerability affects Thunderbird < 52.3, Firefox ESR < 52.3, and Firefox < 55.
Ubuntu USN Ubuntu USN USN-3391-1 Firefox vulnerabilities
Ubuntu USN Ubuntu USN USN-3416-1 Thunderbird vulnerabilities
History

Tue, 25 Nov 2025 18:00:00 +0000

Type Values Removed Values Added
CPEs cpe:2.3:a:mozilla:firefox_esr:*:*:*:*:*:*:*:*
Vendors & Products Mozilla firefox Esr

Subscriptions

Debian Debian Linux
Mozilla Firefox Thunderbird
Redhat Enterprise Linux Enterprise Linux Desktop Enterprise Linux Server Enterprise Linux Server Aus Enterprise Linux Server Eus Enterprise Linux Workstation
cve-icon MITRE

Status: PUBLISHED

Assigner: mozilla

Published:

Updated: 2024-08-05T16:12:28.435Z

Reserved: 2017-04-12T00:00:00.000Z

Link: CVE-2017-7807

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Modified

Published: 2018-06-11T21:29:10.140

Modified: 2025-11-25T17:50:16.803

Link: CVE-2017-7807

cve-icon Redhat

Severity : Important

Publid Date: 2017-08-08T00:00:00Z

Links: CVE-2017-7807 - Bugzilla

cve-icon OpenCVE Enrichment

No data.

Weaknesses