CVE-2021-33514
NETGEAR Command Injection Vulnerability
Description
Certain NETGEAR devices are affected by command injection by an unauthenticated attacker via the vulnerable /sqfs/lib/libsal.so.0.0 library used by a CGI application, as demonstrated by setup.cgi?token=';$HTTP_USER_AGENT;' with an OS command in the User-Agent field. This affects GC108P before 1.0.7.3, GC108PP before 1.0.7.3, GS108Tv3 before 7.0.6.3, GS110TPPv1 before 7.0.6.3, GS110TPv3 before 7.0.6.3, GS110TUPv1 before 1.0.4.3, GS710TUPv1 before 1.0.4.3, GS716TP before 1.0.2.3, GS716TPP before 1.0.2.3, GS724TPPv1 before 2.0.4.3, GS724TPv2 before 2.0.4.3, GS728TPPv2 before 6.0.6.3, GS728TPv2 before 6.0.6.3, GS752TPPv1 before 6.0.6.3, GS752TPv2 before 6.0.6.3, MS510TXM before 1.0.2.3, and MS510TXUP before 1.0.2.3.
INFO
Published Date :
May 21, 2021, 11:15 p.m.
Last Modified :
Nov. 21, 2024, 6:08 a.m.
Source :
[email protected]
Remotely Exploitable :
Yes !
Impact Score :
5.9
Exploitability Score :
3.9
Public PoC/Exploit Available at Github
CVE-2021-33514 has a 2 public PoC/Exploit available at Github.
Go to the Public Exploits tab to see the list.
Affected Products
The following products are affected by CVE-2021-33514
vulnerability.
Even if cvefeed.io is aware of the exact versions of the
products
that
are
affected, the information is not represented in the table below.
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-2021-33514.
| URL | Resource |
|---|---|
| https://gynvael.coldwind.pl/?lang=en&id=733 | Exploit Third Party Advisory |
| https://kb.netgear.com/000063641/Security-Advisory-for-Pre-Authentication-Command-Injection-Vulnerability-on-Some-Smart-Switches-PSV-2021-0071 | Vendor Advisory |
| https://gynvael.coldwind.pl/?lang=en&id=733 | Exploit Third Party Advisory |
| https://kb.netgear.com/000063641/Security-Advisory-for-Pre-Authentication-Command-Injection-Vulnerability-on-Some-Smart-Switches-PSV-2021-0071 | 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).
awesome iot exploit resource
iot security awesome awesome-list firmware hardware-hacking iot-device iot-security embedded exploit vulnerability
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HTML CSS JavaScript Go Python Shell C
Results are limited to the first 15 repositories due to potential performance issues.
The following list is the news that have been mention
CVE-2021-33514 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2021-33514 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://gynvael.coldwind.pl/?lang=en&id=733 Added Reference https://kb.netgear.com/000063641/Security-Advisory-for-Pre-Authentication-Command-Injection-Vulnerability-on-Some-Smart-Switches-PSV-2021-0071 -
CVE Modified by [email protected]
May. 14, 2024
Action Type Old Value New Value -
CPE Deprecation Remap by [email protected]
Jan. 04, 2022
Action Type Old Value New Value Changed CPE Configuration OR *cpe:2.3:h:netgear:gs108t:v3:*:*:*:*:*:*:* OR *cpe:2.3:h:netgear:gs108tv3:-:*:*:*:*:*:*:* -
Initial Analysis by [email protected]
May. 27, 2021
Action Type Old Value New Value Added CVSS V2 NIST (AV:N/AC:L/Au:N/C:C/I:C/A:C) 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://gynvael.coldwind.pl/?lang=en&id=733 No Types Assigned https://gynvael.coldwind.pl/?lang=en&id=733 Exploit, Third Party Advisory Changed Reference Type https://kb.netgear.com/000063641/Security-Advisory-for-Pre-Authentication-Command-Injection-Vulnerability-on-Some-Smart-Switches-PSV-2021-0071 No Types Assigned https://kb.netgear.com/000063641/Security-Advisory-for-Pre-Authentication-Command-Injection-Vulnerability-on-Some-Smart-Switches-PSV-2021-0071 Vendor Advisory Added CWE NIST CWE-78 Added CPE Configuration AND OR *cpe:2.3:o:netgear:gc108p_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 1.0.7.3 OR cpe:2.3:h:netgear:gc108p:-:*:*:*:*:*:*:* Added CPE Configuration AND OR *cpe:2.3:o:netgear:gc108pp_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 1.0.7.3 OR cpe:2.3:h:netgear:gc108pp:-:*:*:*:*:*:*:* Added CPE Configuration AND OR *cpe:2.3:o:netgear:gs108t_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 7.0.6.3 OR cpe:2.3:h:netgear:gs108t:v3:*:*:*:*:*:*:* Added CPE Configuration AND OR *cpe:2.3:o:netgear:gs110tpp_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 7.0.6.3 OR cpe:2.3:h:netgear:gs110tpp:v1:*:*:*:*:*:*:* Added CPE Configuration AND OR *cpe:2.3:o:netgear:gs110tp_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 7.0.6.3 OR cpe:2.3:h:netgear:gs110tp:v3:*:*:*:*:*:*:* Added CPE Configuration AND OR *cpe:2.3:o:netgear:gs110tup_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 1.0.4.3 OR cpe:2.3:h:netgear:gs110tup:v1:*:*:*:*:*:*:* Added CPE Configuration AND OR *cpe:2.3:o:netgear:gs710tup_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 1.0.4.3 OR cpe:2.3:h:netgear:gs710tup:v1:*:*:*:*:*:*:* Added CPE Configuration AND OR *cpe:2.3:o:netgear:gs716tp_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 1.0.2.3 OR cpe:2.3:h:netgear:gs716tp:-:*:*:*:*:*:*:* Added CPE Configuration AND OR *cpe:2.3:o:netgear:gs716tpp_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 1.0.2.3 OR cpe:2.3:h:netgear:gs716tpp:-:*:*:*:*:*:*:* Added CPE Configuration AND OR *cpe:2.3:o:netgear:gs724tpp_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 2.0.4.3 OR cpe:2.3:h:netgear:gs724tpp:v1:*:*:*:*:*:*:* Added CPE Configuration AND OR *cpe:2.3:o:netgear:gs724tp_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 2.0.4.3 OR cpe:2.3:h:netgear:gs724tp:v2:*:*:*:*:*:*:* Added CPE Configuration AND OR *cpe:2.3:o:netgear:gs728tpp_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 6.0.6.3 OR cpe:2.3:h:netgear:gs728tpp:v2:*:*:*:*:*:*:* Added CPE Configuration AND OR *cpe:2.3:o:netgear:gs728tp_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 6.0.6.3 OR cpe:2.3:h:netgear:gs728tp:v2:*:*:*:*:*:*:* Added CPE Configuration AND OR *cpe:2.3:o:netgear:gs752tpp_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 6.0.6.3 OR cpe:2.3:h:netgear:gs752tpp:v1:*:*:*:*:*:*:* Added CPE Configuration AND OR *cpe:2.3:o:netgear:gs752tp_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 6.0.6.3 OR cpe:2.3:h:netgear:gs752tp:v2:*:*:*:*:*:*:* Added CPE Configuration AND OR *cpe:2.3:o:netgear:ms510txm_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 1.0.2.3 OR cpe:2.3:h:netgear:ms510txm:-:*:*:*:*:*:*:* Added CPE Configuration AND OR *cpe:2.3:o:netgear:ms510txup_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 1.0.2.3 OR cpe:2.3:h:netgear:ms510txup:-:*:*:*:*:*:*:*
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2021-33514 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-2021-33514
weaknesses.
Exploit Prediction
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.
5.11 }} -2.72%
score
0.92827
percentile