5.3
CVE-2021-23977
- EPSS 0.37%
- Veröffentlicht 26.02.2021 03:15:14
- Zuletzt bearbeitet 21.11.2024 05:52:08
- Quelle security@mozilla.org
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Firefox for Android suffered from a time-of-check-time-of-use vulnerability that allowed a malicious application to read sensitive data from application directories. Note: This issue is only affected Firefox for Android. Other operating systems are unaffected. This vulnerability affects Firefox < 86.
Daten sind bereitgestellt durch National Vulnerability Database (NVD)
Zu dieser CVE wurde keine CISA KEV oder CERT.AT-Warnung gefunden.
| Typ | Quelle | Score | Percentile |
|---|---|---|---|
| EPSS | FIRST.org | 0.37% | 0.581 |
| Quelle | Base Score | Exploit Score | Impact Score | Vector String |
|---|---|---|---|---|
| nvd@nist.gov | 5.3 | 1.6 | 3.6 |
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:N/A:N
|
| nvd@nist.gov | 2.6 | 4.9 | 2.9 |
AV:N/AC:H/Au:N/C:P/I:N/A:N
|
CWE-367 Time-of-check Time-of-use (TOCTOU) Race Condition
The product checks the state of a resource before using that resource, but the resource's state can change between the check and the use in a way that invalidates the results of the check. This can cause the product to perform invalid actions when the resource is in an unexpected state.