PT-2020-20665 · Zulip · Zulip Server

Matt Austin · Published 2020-04-20 · Updated 2020-04-27 · CVE-2020-9445

Positive Technologies (AI Summary)

CVSS v3.1

6.1

Medium

Base vector

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

Name of the Vulnerable Software and Affected Versions Zulip Server versions prior to 2.1.3

Description The issue allows for XSS via the modal link feature in the Markdown functionality.

Recommendations For versions prior to 2.1.3, update to version 2.1.3 or later to resolve the issue.

Fix

XSS

Weakness Enumeration

CWE-79

Related Identifiers

CVE-2020-9445

Affected Products

Zulip Server

References · 3

• https://nvd.nist.gov/vuln/detail/CVE-2020-9445 · Security Note
• https://blog.zulip.org/2020/04/01/zulip-server-2-1-3-security-release · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2020-9445 · Vendor Advisory