PT-2020-9208 · Synology · Synology Router Manager

Published 2020-05-04 · Updated 2022-11-16 · CVE-2019-11823

Positive Technologies (AI Summary)

CVSS v3.1

8.6

High

Base vector

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

Name of the Vulnerable Software and Affected Versions Synology Router Manager (SRM) versions prior to 1.2.3-8017-2

Description The issue allows remote attackers to cause a denial of service, resulting in an out-of-bounds read and application crash, via crafted network traffic. This is due to a CRLF injection vulnerability in the Network Center of Synology Router Manager.

Recommendations For versions prior to 1.2.3-8017-2, update to version 1.2.3-8017-2 or later to resolve the issue. As a temporary workaround, consider restricting access to the Network Center to minimize the risk of exploitation.

Exploit

Fix

Out of bounds Read

Weakness Enumeration

CWE-125

Related Identifiers

CVE-2019-11823

Affected Products

Synology Router Manager

References · 6

• 🔥 https://talosintelligence.com/vulnerability_reports/TALOS-2020-1051 · Exploit
• https://nvd.nist.gov/vuln/detail/CVE-2019-11823 · Security Note
• https://synology.com/security/advisory/Synology_SA_20_11 · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2019-11823 · Vendor Advisory
• https://t.me/cvenotify/3502 · Telegram Post
• https://t.me/cibsecurity/11795 · Telegram Post