CVE-2020-2501
QNAP Surveillance Station ARM/ x86 Stack-Based Buffer Overflow
Description
A stack-based buffer overflow vulnerability has been reported to affect QNAP NAS devices running Surveillance Station. If exploited, this vulnerability allows attackers to execute arbitrary code. QNAP have already fixed this vulnerability in the following versions: Surveillance Station 5.1.5.4.3 (and later) for ARM CPU NAS (64bit OS) and x86 CPU NAS (64bit OS) Surveillance Station 5.1.5.3.3 (and later) for ARM CPU NAS (32bit OS) and x86 CPU NAS (32bit OS)
INFO
Published Date :
Feb. 17, 2021, 4:15 a.m.
Last Modified :
Nov. 21, 2024, 5:25 a.m.
Source :
[email protected]
Remotely Exploitable :
Yes !
Impact Score :
5.9
Exploitability Score :
3.9
Public PoC/Exploit Available at Github
CVE-2020-2501 has a 2 public PoC/Exploit available at Github.
Go to the Public Exploits tab to see the list.
References to Advisories, Solutions, and Tools
Here, you will find a curated list of external links that provide in-depth
information, practical solutions, and valuable tools related to
CVE-2020-2501.
| URL | Resource |
|---|---|
| https://www.qnap.com/en/security-advisory/qsa-21-07 | Vendor Advisory |
| https://www.qnap.com/en/security-advisory/qsa-21-07 | Vendor Advisory |
We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).
None
Changelog CVE-2021-33044,CVE-2021-33045 Identity authentication bypass vulnerability found in some Dahua products CVE-2021-27248,CVE-2021-27249,CVE-2021-27250,CVE-2021-34860,CVE-2021-34861,CVE-2021-34862,CVE-2021-34863 Multiple vulnerabilities in DAP-2020 H/W rev. Ax with F/W v1.01 and below HTTP Path Traversal CVE-2019-7406 RCE vulnerability in TP-Link Wi-Fi Extenders via a malformed user agent field in HTTP headers CVE-2020-2501,CVE-2021-28797 Stack Buffer Overflow in QNAP Surveillance Station CVE-2021-34730 Critical UPnP Service Flaw on Cisco Small Business RV Series Routers CVE-2020-35785 Multiple HTTP authentication vulnerabilities on DGN2200v1
Results are limited to the first 15 repositories due to potential performance issues.
The following list is the news that have been mention
CVE-2020-2501 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2020-2501 vulnerability over time.
Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.
-
CVE Modified by af854a3a-2127-422b-91ae-364da2661108
Nov. 21, 2024
Action Type Old Value New Value Added Reference https://www.qnap.com/en/security-advisory/qsa-21-07 -
CVE Modified by [email protected]
May. 14, 2024
Action Type Old Value New Value -
Initial Analysis by [email protected]
Feb. 22, 2021
Action Type Old Value New Value Added CVSS V2 NIST (AV:N/AC:L/Au:N/C:P/I:P/A:P) Added CVSS V3.1 NIST AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H Changed Reference Type https://www.qnap.com/en/security-advisory/qsa-21-07 No Types Assigned https://www.qnap.com/en/security-advisory/qsa-21-07 Vendor Advisory Added CWE NIST CWE-787 Added CPE Configuration AND OR *cpe:2.3:a:qnap:surveillance_station:*:*:*:*:*:*:*:* versions up to (excluding) 5.1.5.3.3 *cpe:2.3:a:qnap:surveillance_station:*:*:*:*:*:*:*:* versions from (including) 5.1.5.4.0 up to (excluding) 5.1.5.4.3 OR cpe:2.3:h:qnap:nas:-:*:*:*:*:*:*:*
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2020-2501 is
associated with the following CWEs:
Common Attack Pattern Enumeration and Classification (CAPEC)
Common Attack Pattern Enumeration and Classification
(CAPEC)
stores attack patterns, which are descriptions of the common attributes and
approaches employed by adversaries to exploit the CVE-2020-2501
weaknesses.
Exploit Prediction
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.
0.49 }} 0.14%
score
0.76234
percentile