Vulnerability Details : CVE-2020-15943
An issue was discovered in the Gantt-Chart module before 5.5.4 for Jira. Due to a missing privilege check, it is possible to read and write to the module configuration of other users. This can also be used to deliver an XSS payload to other users' dashboards. To exploit this vulnerability, an attacker has to be authenticated.
Vulnerability category: Cross site scripting (XSS)
Products affected by CVE-2020-15943
- cpe:2.3:a:gantt-chart_project:gantt-chart:*:*:*:*:*:jira:*:*
Exploit prediction scoring system (EPSS) score for CVE-2020-15943
2.24%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 89 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2020-15943
Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
---|---|---|---|---|---|---|
5.5
|
MEDIUM | AV:N/AC:L/Au:S/C:P/I:P/A:N |
8.0
|
4.9
|
NIST | |
8.1
|
HIGH | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N |
2.8
|
5.2
|
NIST |
CWE ids for CVE-2020-15943
-
The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users.Assigned by: nvd@nist.gov (Primary)
-
The product does not perform an authorization check when an actor attempts to access a resource or perform an action.Assigned by: nvd@nist.gov (Primary)
References for CVE-2020-15943
-
http://packetstormsecurity.com/files/158751/Gantt-Chart-For-Jira-5.5.3-Missing-Privilege-Check.html
Gantt-Chart For Jira 5.5.3 Missing Privilege Check ≈ Packet StormExploit;Third Party Advisory;VDB Entry
-
https://www.syss.de/fileadmin/dokumente/Publikationen/Advisories/SYSS-2020-029.txt
Exploit;Third Party Advisory
-
http://seclists.org/fulldisclosure/2020/Aug/0
Full Disclosure: [SYSS-2020-029]: Jira module "Gantt-Chart for Jira" - Improper Privilege Management (CWE-269)(CVE-2020-15943)Exploit;Mailing List;Third Party Advisory
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https://marketplace.atlassian.com/apps/28997/gantt-chart-for-jira?hosting=cloud&tab=overview
Gantt-Chart for Jira | Atlassian MarketplaceProduct;Third Party Advisory
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