9.8
CVSSv3

CVE-2020-2509

Published: 17/04/2021 Updated: 14/11/2023
CVSS v2 Base Score: 7.5 | Impact Score: 6.4 | Exploitability Score: 10
CVSS v3 Base Score: 9.8 | Impact Score: 5.9 | Exploitability Score: 3.9
VMScore: 668
Vector: AV:N/AC:L/Au:N/C:P/I:P/A:P

Vulnerability Summary

A command injection vulnerability has been reported to affect QTS and QuTS hero. If exploited, this vulnerability allows malicious users to execute arbitrary commands in a compromised application. We have already fixed this vulnerability in the following versions: QTS 4.5.2.1566 Build 20210202 and later QTS 4.5.1.1495 Build 20201123 and later QTS 4.3.6.1620 Build 20210322 and later QTS 4.3.4.1632 Build 20210324 and later QTS 4.3.3.1624 Build 20210416 and later QTS 4.2.6 Build 20210327 and later QuTS hero h4.5.1.1491 build 20201119 and later

Vulnerability Trend

Vulnerable Product Search on Vulmon Subscribe to Product

qnap qts 4.3.4.0387

qnap qts 4.3.4.0370

qnap qts 4.3.4.0372

qnap qts 4.3.4.0374

qnap qts 4.3.4.0358

qnap qts 4.3.4.0604

qnap qts 4.3.4.0597

qnap qts 4.3.4.0593

qnap qts 4.3.4.0569

qnap qts 4.3.4.0561

qnap qts 4.3.4.0516

qnap qts 4.3.4.0526

qnap qts 4.3.4.0551

qnap qts 4.3.4.0557

qnap qts 4.3.6.1033

qnap qts 4.3.6.1013

qnap qts 4.3.6.0993

qnap qts 4.3.6.0979

qnap qts 4.3.6.0959

qnap qts 4.3.6.0944

qnap qts 4.3.6.0923

qnap qts 4.3.6.0907

qnap qts 4.3.6.0895

qnap qts 4.3.3.0998

qnap qts 4.3.3.0868

qnap qts 4.3.4.1029

qnap qts 4.3.4.0899

qnap qts 4.2.6

qnap qts

qnap qts 4.3.4.1368

qnap qts 4.3.4.1417

qnap qts 4.3.4.0411

qnap qts 4.3.4.0416

qnap qts 4.3.4.0427

qnap qts 4.3.4.0434

qnap qts 4.3.4.0435

qnap qts 4.3.4.0451

qnap qts 4.3.4.0483

qnap qts 4.3.4.0486

qnap qts 4.3.4.0506

qnap qts 4.3.4.1082

qnap qts 4.3.4.1190

qnap qts 4.3.4.1282

qnap qts 4.3.3.1315

qnap qts 4.3.3.1386

qnap qts 4.3.3.0174

qnap qts 4.3.3.1051

qnap qts 4.3.3.1098

qnap qts 4.3.3.1161

qnap qts 4.3.3.1252

qnap qts 4.5.2

qnap qts 4.5.1

qnap qts 4.3.6.1286

qnap qts 4.3.6.1333

qnap qts 4.3.6.1411

qnap qts 4.3.6

qnap qts 4.3.6.1070

qnap qts 4.3.6.1154

qnap qts 4.3.6.1218

qnap qts 4.3.6.1263

qnap qts 4.3.6.1446

qnap qts 4.3.3.1432

qnap qts 4.5.1.1456

qnap qts 4.5.1.1461

qnap qts 4.5.1.1465

qnap qts 4.5.1.1480

qnap qts 4.3.4.1463

qnap quts hero

qnap quts hero h4.5.1.1472

qnap quts hero h4.5.1

Github Repositories

QNAP N-Day (Probably not CVE-2020-2509)

Overkill Overkill is an exploit for a patched vulnerability affecting QNAP QTS Due to the way QNAP discloses vulnerabilities, I'm unsure if this issue has a CVE or not However, it was likely patched in November 2020 and April 2021 The n-day was "discovered" while doing diff analysis for CVE-2020-2509 This is almost certainly not CVE-2020-2509 The exploit wil

Recent Articles

QNAP caught napping as disclosure delay expires, critical NAS bugs revealed
The Register • Thomas Claburn in San Francisco • 02 Apr 2021

Remote code execution hole, arbitrary file writing flaw could make a mess of stored files Data-stealing, password-harvesting, backdoor-opening QNAP NAS malware cruises along at 62,000 infections

Updated Some QNAP network attached storage devices are vulnerable to attack because of two critical vulnerabilities, one that enables unauthenticated remote code execution and another that provides the ability to write to arbitrary files. The vulnerabilities were made known to the Taiwan-based company on October 12, 2020, and on November 29, 2020, by SAM Seamless Network, a connected home security firm. They were found in the QNAP TS-231's latest firmware, version 4.3.6.1446, which SAM claims wa...