Vulnerability · Published Feb 20, 2024 · Assigned by mozilla

CVE-2024-1548

Medium 4.3

In plain English

A medium-severity security flaw in Firefox from Mozilla. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.9% (higher than 61% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.

Severity (CVSS 3.1)4.3Medium
Exploit odds (30 days)0.9%top 38.8% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known

Official description

A website could have obscured the fullscreen notification by using a dropdown select input element. This could have led to user confusion and possible spoofing attacks. This vulnerability affects Firefox < 123, Firefox ESR < 115.8, and Thunderbird < 115.8.

Affected packages & fixed versions

EcosystemPackageFixed inAdvisory
AlmaLinux:8firefox115.8.0-1.el8_9.almaALSA-2024:0955
AlmaLinux:9firefox115.8.0-1.el9_3.almaALSA-2024:0952
AlmaLinux:9firefox-x11115.8.0-1.el9_3.almaALSA-2024:0952
AlmaLinux:8thunderbird115.8.0-1.el8_9.almaALSA-2024:0964
AlmaLinux:9thunderbird115.8.0-1.el9_3.almaALSA-2024:0963
Debian:12firefox-esr115.8.0esr-1~deb12u1DSA-5627-1
Debian:12firefox-esr115.8.0esr-1~deb12u1DEBIAN-CVE-2024-1548
Debian:13firefox-esr115.8.0esr-1DEBIAN-CVE-2024-1548
Debian:14firefox-esr115.8.0esr-1DEBIAN-CVE-2024-1548
Debian:12thunderbird1:115.8.0-1~deb12u1DEBIAN-CVE-2024-1548
Debian:12thunderbird1:115.8.0-1~deb12u1DSA-5630-1
Debian:13thunderbird1:115.8.0-1DEBIAN-CVE-2024-1548
Debian:14thunderbird1:115.8.0-1DEBIAN-CVE-2024-1548
Rocky Linux:8firefox0:115.8.0-1.el8_9RLSA-2024:0955
Ubuntu:22.04:LTSmozjs102no fix listedUBUNTU-CVE-2024-1548
Ubuntu:24.04:LTSmozjs102no fix listedUBUNTU-CVE-2024-1548
Ubuntu:22.04:LTSmozjs78no fix listedUBUNTU-CVE-2024-1548
Ubuntu:22.04:LTSmozjs91no fix listedUBUNTU-CVE-2024-1548
Ubuntu:22.04:LTSthunderbird1:115.8.1+build1-0ubuntu0.22.04.1UBUNTU-CVE-2024-1548
Ubuntu:22.04:LTSthunderbird1:115.8.1+build1-0ubuntu0.22.04.1USN-6669-1

Affected products (as reported)

VendorProductVersions
Mozilla Firefox unspecified – before 123
Mozilla Firefox ESR unspecified – before 115.8
Mozilla Thunderbird unspecified – before 115.8

References