CVE-2023-37207
First published: Tue Jul 04 2023(Updated: )
A website could have obscured the fullscreen notification by using a URL with a scheme handled by an external program, such as a mailto URL. This could have led to user confusion and possible spoofing attacks. This vulnerability affects Firefox < 115, Firefox ESR < 102.13, and Thunderbird < 102.13.
Credit: security@mozilla.org security@mozilla.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Mozilla Thunderbird | <102.13 | 102.13 |
| Mozilla Firefox ESR | <102.13 | 102.13 |
| ubuntu/firefox | <115.0-1 | 115.0-1 |
| ubuntu/firefox | <115.0+ | 115.0+ |
| ubuntu/thunderbird | <1:102.13.0+ | 1:102.13.0+ |
| ubuntu/thunderbird | <1:102.13.0+ | 1:102.13.0+ |
| ubuntu/thunderbird | <1:102.13.0+ | 1:102.13.0+ |
| ubuntu/thunderbird | <1:102.13.0+ | 1:102.13.0+ |
| redhat/firefox | <102.13 | 102.13 |
| redhat/thunderbird | <102.13 | 102.13 |
| Mozilla Firefox | <115 | 115 |
| Mozilla Firefox | <115.0 | |
| Mozilla Firefox ESR | <102.13 | |
| Mozilla Thunderbird | <102.13 | |
| Debian Debian Linux | =10.0 | |
| Debian Debian Linux | =11.0 | |
| Debian Debian Linux | =12.0 | |
| debian/firefox | 123.0-1 | |
| debian/firefox-esr | <=91.12.0esr-1~deb10u1 | 115.8.0esr-1~deb10u1 115.7.0esr-1~deb11u1 115.8.0esr-1~deb11u1 115.7.0esr-1~deb12u1 115.8.0esr-1~deb12u1 115.8.0esr-1 |
| debian/thunderbird | <=1:91.12.0-1~deb10u1 | 1:115.8.0-1~deb10u1 1:115.7.0-1~deb11u1 1:115.8.0-1~deb11u1 1:115.7.0-1~deb12u1 1:115.8.0-1~deb12u1 1:115.7.0-1 1:115.8.1-1 |
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Reference Links
- https://bugzilla.mozilla.org/show_bug.cgi?id=1816287
- https://www.mozilla.org/security/advisories/mfsa2023-22/
- https://www.mozilla.org/security/advisories/mfsa2023-23/
- https://www.mozilla.org/security/advisories/mfsa2023-24/
- https://www.debian.org/security/2023/dsa-5450
- https://lists.debian.org/debian-lts-announce/2023/07/msg00006.html
- https://www.debian.org/security/2023/dsa-5451
- https://lists.debian.org/debian-lts-announce/2023/07/msg00015.html
- https://launchpad.net/bugs/cve/CVE-2023-37207
- https://www.mozilla.org/en-US/security/advisories/mfsa2023-24/
- https://www.mozilla.org/en-US/security/advisories/mfsa2023-22/
- https://www.mozilla.org/en-US/security/advisories/mfsa2023-23/
- https://www.mozilla.org/en-US/security/advisories/mfsa2023-24/#CVE-2023-37202
- https://www.mozilla.org/en-US/security/advisories/mfsa2023-23/#CVE-2023-37207
- https://access.redhat.com/errata/RHSA-2023:4063
- https://access.redhat.com/errata/RHSA-2023:4064
- https://access.redhat.com/errata/RHSA-2023:4062
- https://access.redhat.com/errata/RHSA-2023:4068
- https://access.redhat.com/errata/RHSA-2023:4070
- https://access.redhat.com/errata/RHSA-2023:4065
- https://access.redhat.com/errata/RHSA-2023:4067
- https://access.redhat.com/errata/RHSA-2023:4069
- https://access.redhat.com/errata/RHSA-2023:4071
- https://access.redhat.com/errata/RHSA-2023:4072
- https://access.redhat.com/errata/RHSA-2023:4073
- https://access.redhat.com/errata/RHSA-2023:4066
- https://access.redhat.com/errata/RHSA-2023:4076
- https://access.redhat.com/errata/RHSA-2023:4075
- https://access.redhat.com/errata/RHSA-2023:4074
- https://access.redhat.com/errata/RHSA-2023:4079
- https://access.redhat.com/security/cve/cve-2023-37207
- https://bugzilla.redhat.com/show_bug.cgi?id=2219749
- https://www.mozilla.org/en-US/security/advisories/mfsa2023-22/#CVE-2023-37207
- https://www.mozilla.org/en-US/security/advisories/mfsa2023-24/#CVE-2023-37207
- https://security-tracker.debian.org/tracker/CVE-2023-37207
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-37207
- https://ubuntu.com/security/notices/USN-6201-1
- https://ubuntu.com/security/notices/USN-6214-1
- https://nvd.nist.gov/vuln/detail/CVE-2023-37207
- https://ubuntu.com/security/CVE-2023-37207
Parent vulnerabilities
(Appears in the following advisories)
Peer vulnerabilities
(Found alongside the following vulnerabilities)
Frequently Asked Questions
What is the vulnerability ID?
The vulnerability ID is CVE-2023-37207.
Which software products are affected by this vulnerability?
This vulnerability affects Firefox versions < 115, Firefox ESR versions < 102.13, and Thunderbird versions < 102.13.
What is the severity of CVE-2023-37207?
The severity of CVE-2023-37207 is medium.
How can this vulnerability be exploited?
This vulnerability can be exploited by a website obscuring the fullscreen notification using a URL with a scheme handled by an external program.
How can I fix CVE-2023-37207?
To fix CVE-2023-37207, update to Firefox version 115 or later, Firefox ESR version 102.13 or later, or Thunderbird version 102.13 or later.
- collector/mozilla-advisory
- agent/type
- agent/last-modified-date
- agent/first-publish-date
- collector/launchpad-cve
- source/Launchpad
- agent/author
- agent/references
- agent/weakness
- agent/severity
- source/Mozilla
- agent/software-canonical-lookup
- collector/usn-cve
- source/Ubuntu
- collector/redhat-bugzilla
- source/Red Hat
- alias/CVE-2023-37207
- agent/description
- agent/software-canonical-lookup-request
- collector/nvd-cve
- source/NVD
- collector/nvd-index
- agent/tags
- agent/event
- collector/security-tracker-debian
- source/Debian
- agent/softwarecombine
- collector/mitre-cve
- source/MITRE
- vendor/mozilla
- canonical/mozilla thunderbird
- canonical/mozilla firefox esr
- package-manager/ubuntu
- package-manager/redhat
- canonical/mozilla firefox
- vendor/debian
- canonical/debian debian linux
- version/debian debian linux/10.0
- version/debian debian linux/11.0
- version/debian debian linux/12.0
- package-manager/debian