PT-2021-14200 · Inkdrop · Inkdrop

Eiji Mori · Published 2021-06-28 · Updated 2021-07-02 · CVE-2021-20745

Positive Technologies (AI Summary)

CVSS v2.0

9.3

High

Base vector

AV:N/AC:M/Au:N/C:C/I:C/A:C

Name of the Vulnerable Software and Affected Versions: Inkdrop versions prior to v5.3.1

Description: The issue allows an attacker to execute arbitrary OS commands on the system where it runs by loading a file or code snippet containing an invalid iframe into Inkdrop.

Recommendations: For versions prior to v5.3.1, update to version v5.3.1 or later to resolve the issue. As a temporary workaround, consider restricting the loading of files or code snippets containing iframes to minimize the risk of exploitation.

Fix

OS Command Injection

Weakness Enumeration

CWE-78

Related Identifiers

CVE-2021-20745

Affected Products

Inkdrop

References · 7

• https://inkdrop.app · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2021-20745 · Security Note
• https://osv.dev/vulnerability/CVE-2021-20745 · Vendor Advisory
• https://docs.inkdrop.app/releases/5.3.1 · Vendor Advisory
• https://t.me/cvenotify/16746 · Telegram Post
• https://t.me/cibsecurity/25729 · Telegram Post
• https://jvn.jp/en/jp/JVN29949691/index.html · Note