PT-2017-18268 · Cnvs.Io · Cnvs.Io Canvas

C0Debr8Kr · Published 2017-04-27 · Updated 2022-05-17 · CVE-2017-8298

Positive Technologies (AI Summary)

CVSS v3.1

5.4

Medium

Base vector

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

Name of the Vulnerable Software and Affected Versions cnvs.io Canvas version 3.3.0

Description The issue concerns a cross-site scripting (XSS) problem. It affects the title and content fields when creating a new post, as well as during the creation of new tags and users.

Recommendations For cnvs.io Canvas version 3.3.0, consider restricting access to the "Posts > Add New" action and the creation of new tags and users until a fix is available. As a temporary workaround, avoid using the title and content fields in the "Posts > Add New" action, and limit the creation of new tags and users to minimize the risk of exploitation.

Fix

XSS

Weakness Enumeration

CWE-79

Related Identifiers

CVE-2017-8298

GHSA-3657-Q433-MMPX

Affected Products

Cnvs.Io Canvas

References · 5

• https://github.com/cnvs/canvas/issues/331 · Patch
• https://nvd.nist.gov/vuln/detail/CVE-2017-8298 · Security Note
• https://osv.dev/vulnerability/GHSA-3657-q433-mmpx · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2017-8298 · Vendor Advisory
• https://github.com/austintoddj/canvas · Note