5.3

CVE-2024-9398

By checking the result of calls to `window.open` with specifically set protocol handlers, an attacker could determine if the application which implements that protocol handler is installed. This vulnerability affects Firefox < 131, Firefox ESR < 128.3, Thunderbird < 128.3, and Thunderbird < 131.

Data is provided by the National Vulnerability Database (NVD)
MozillaFirefox Version < 131.0
MozillaFirefox ESR Version < 128.3.0
MozillaThunderbird Version < 128.3
MozillaThunderbird Version129.0 Updatebeta
MozillaThunderbird Version129.0 Updatebeta2
MozillaThunderbird Version129.0 Updatebeta3
MozillaThunderbird Version129.0 Updatebeta4
MozillaThunderbird Version129.0 Updatebeta5
MozillaThunderbird Version129.0 Updatebeta6
Zu dieser CVE wurde keine CISA KEV oder CERT.AT-Warnung gefunden.
EPSS Metriken
Type Source Score Percentile
EPSS FIRST.org 1.04% 0.767
CVSS Metriken
Source Base Score Exploit Score Impact Score Vector string
nvd@nist.gov 5.3 3.9 1.4
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
134c704f-9b21-4f2e-91b3-4a467353bcc0 5.3 3.9 1.4
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
CWE-203 Observable Discrepancy

The product behaves differently or sends different responses under different circumstances in a way that is observable to an unauthorized actor, which exposes security-relevant information about the state of the product, such as whether a particular operation was successful or not.