Vulnerability Details : CVE-2021-31411
Insecure temporary directory usage in frontend build functionality of com.vaadin:flow-server versions 2.0.9 through 2.5.2 (Vaadin 14.0.3 through Vaadin 14.5.2), 3.0 prior to 6.0 (Vaadin 15 prior to 19), and 6.0.0 through 6.0.5 (Vaadin 19.0.0 through 19.0.4) allows local users to inject malicious code into frontend resources during application rebuilds.
Products affected by CVE-2021-31411
- cpe:2.3:a:vaadin:vaadin:*:*:*:*:*:*:*:*
- cpe:2.3:a:vaadin:vaadin:*:*:*:*:*:*:*:*
- cpe:2.3:a:vaadin:flow:*:*:*:*:*:*:*:*
- cpe:2.3:a:vaadin:flow:*:*:*:*:*:*:*:*
- cpe:2.3:a:vaadin:flow:*:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2021-31411
0.04%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 6 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2021-31411
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
4.6
|
MEDIUM | AV:L/AC:L/Au:N/C:P/I:P/A:P |
3.9
|
6.4
|
NIST | |
|
7.8
|
HIGH | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |
1.8
|
5.9
|
NIST | |
|
6.3
|
MEDIUM | CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:N |
1.0
|
5.2
|
Vaadin Ltd. |
CWE ids for CVE-2021-31411
-
The product creates a temporary file in a directory whose permissions allow unintended actors to determine the file's existence or otherwise access that file.Assigned by: security@vaadin.com (Secondary)
References for CVE-2021-31411
-
https://vaadin.com/security/cve-2021-31411
CVE-2021-31411: Insecure temporary directory usage in frontend build functionality of Vaadin 14 and 15-19Vendor Advisory
-
https://github.com/vaadin/flow/pull/10640
fix: Compare file content from stream by caalador · Pull Request #10640 · vaadin/flow · GitHubPatch;Third Party Advisory
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