CVE-2022-1231 Information

Description

XSS via Embedded SVG in SVG Diagram Format in GitHub repository plantuml/plantuml prior to 1.2022.4. Stored XSS in the context of the diagram embedder. Depending on the actual context this ranges from stealing secrets to account hijacking or even to code execution for example in desktop applications. Web based applications are the ones most affected. Since the SVG format allows clickable links in diagrams it is commonly used in plugins for web based projects (like the Confluence plugin etc. see https://plantuml.com/de/running).

CVSS Vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

Reference

https://github.com/plantuml/plantuml/commit/c9137be051ce98b3e3e27f65f54ec7d9f8886903 https://huntr.dev/bounties/27db9509-6cd3-4148-8d70-5942f3837604 https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/FQMHXN5BVBK433C5SVSSBXWB5JLJ7NID/ https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/EO26WBHQRMWTS44M5VLZJIJZOIGJYL3A/

Attack Complexity

LOW

Privileges Required

NONE

User Interaction Required

NONE

Scope

REQUIRED

Confidentiality Impact

CHANGED

Integrity Impact

LOW

Availability Impact

LOW

Base Score

NONE

Base Severity

6.1