Vulnerability Details : CVE-2020-29450
Affected versions of Atlassian Confluence Server and Data Center allow remote attackers to impact the application's availability via a Denial of Service (DoS) vulnerability in the avatar upload feature. The affected versions are before version 7.2.0.
Vulnerability category: Denial of service
Products affected by CVE-2020-29450
- cpe:2.3:a:atlassian:confluence_server:*:*:*:*:*:*:*:*
- cpe:2.3:a:atlassian:confluence_data_center:*:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2020-29450
1.19%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 78 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2020-29450
| 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 | |
|
6.5
|
MEDIUM | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H |
2.8
|
3.6
|
NIST |
CWE ids for CVE-2020-29450
-
The product allows the upload or transfer of dangerous file types that are automatically processed within its environment.Assigned by: nvd@nist.gov (Primary)
References for CVE-2020-29450
-
https://jira.atlassian.com/browse/CONFSERVER-60854
[CONFSERVER-60854] DoS by uploading a lot of data for avatars in Confluence - CVE-2020-29450 - Create and track feature requests for Atlassian products.Issue Tracking;Vendor Advisory
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