Vulnerability Details : CVE-2021-33609
Missing check in DataCommunicator class in com.vaadin:vaadin-server versions 8.0.0 through 8.14.0 (Vaadin 8.0.0 through 8.14.0) allows authenticated network attacker to cause heap exhaustion by requesting too many rows of data.
Vulnerability category: Input validation
Products affected by CVE-2021-33609
- cpe:2.3:a:vaadin:vaadin:*:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2021-33609
0.08%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 31 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2021-33609
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
4.0
|
MEDIUM | AV:N/AC:L/Au:S/C:N/I:N/A:P |
8.0
|
2.9
|
NIST | |
|
4.3
|
MEDIUM | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L |
2.8
|
1.4
|
NIST | |
|
4.3
|
MEDIUM | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L |
2.8
|
1.4
|
Vaadin Ltd. |
CWE ids for CVE-2021-33609
-
The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly.Assigned by: nvd@nist.gov (Primary)
-
The product does not properly control the allocation and maintenance of a limited resource, thereby enabling an actor to influence the amount of resources consumed, eventually leading to the exhaustion of available resources.Assigned by: security@vaadin.com (Secondary)
References for CVE-2021-33609
-
https://github.com/vaadin/framework/pull/12415
fix: Add row limit to DataCommunicator row data requests by TatuLund · Pull Request #12415 · vaadin/framework · GitHubPatch;Third Party Advisory
-
https://vaadin.com/security/cve-2021-33609
CVE-2021-33609: Denial of service in DataCommunicator class in Vaadin 8Vendor Advisory
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