PT-2021-10587 · Screenly · Screenly-Ose

Published 2021-04-29 · Updated 2021-05-10 · CVE-2020-21101

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: Screenly screenly-ose all versions

Description: The issue is related to a Cross Site Scripting vulnerability in the 'Add Asset' page. It can be exploited via manipulation of the URL field, potentially allowing a remote malicious user to execute arbitrary code.

Recommendations: For all affected versions, consider restricting access to the 'Add Asset' page until a fix is available. As a temporary workaround, avoid using the URL field in the 'Add Asset' page to minimize the risk of exploitation. At the moment, there is no information about a newer version that contains a fix for this vulnerability.

XSS

Weakness Enumeration

CWE-79

Related Identifiers

CVE-2020-21101

Affected Products

Screenly-Ose

References · 4

• https://nvd.nist.gov/vuln/detail/CVE-2020-21101 · Security Note
• https://osv.dev/vulnerability/CVE-2020-21101 · Vendor Advisory
• https://github.com/Screenly/screenly-ose/issues/1254 · Note
• https://t.me/cvenotify/13934 · Telegram Post