Description
Relative URLs starting with three slashes were incorrectly parsed, and a path-traversal "/../" part in the path could be used to override the specified host. This could contribute to security problems in web sites. This vulnerability affects Firefox < 120, Firefox ESR < 115.5.0, and Thunderbird < 115.5.
Published: 2023-11-21
Score: 6.5 Medium
EPSS: < 1% Very Low
KEV: No
Impact: n/a
Action: n/a
AI Analysis

Analysis and contextual insights are available on OpenCVE Cloud.

Remediation

No vendor fix or workaround currently provided.

Additional remediation guidance may be available on OpenCVE Cloud.

Tracking

Sign in to view the affected projects.

Advisories
Source ID Title
Debian DLA Debian DLA DLA-3661-1 firefox-esr security update
Debian DLA Debian DLA DLA-3674-1 thunderbird security update
Debian DSA Debian DSA DSA-5561-1 firefox-esr security update
Debian DSA Debian DSA DSA-5566-1 thunderbird security update
EUVD EUVD EUVD-2023-58456 Relative URLs starting with three slashes were incorrectly parsed, and a path-traversal "/../" part in the path could be used to override the specified host. This could contribute to security problems in web sites. This vulnerability affects Firefox < 120, Firefox ESR < 115.5.0, and Thunderbird < 115.5.
Ubuntu USN Ubuntu USN USN-6509-1 Firefox vulnerabilities
Ubuntu USN Ubuntu USN USN-6515-1 Thunderbird vulnerabilities
History

No history.

Subscriptions

Debian Debian Linux
Mozilla Firefox Firefox Esr Thunderbird
Redhat Enterprise Linux Rhel Aus Rhel E4s Rhel Eus Rhel Tus
cve-icon MITRE

Status: PUBLISHED

Assigner: mozilla

Published:

Updated: 2025-02-13T17:26:12.209Z

Reserved: 2023-11-20T13:33:38.038Z

Link: CVE-2023-6209

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Modified

Published: 2023-11-21T15:15:07.957

Modified: 2024-11-21T08:43:22.533

Link: CVE-2023-6209

cve-icon Redhat

Severity : Moderate

Publid Date: 2023-11-21T00:00:00Z

Links: CVE-2023-6209 - Bugzilla

cve-icon OpenCVE Enrichment

No data.

Weaknesses