CVE-2021-21966
Texas Instruments CC3200 SimpleLink Solution HTTP Server Uninitialized Read Information Disclosure
Description
An information disclosure vulnerability exists in the HTTP Server /ping.html functionality of Texas Instruments CC3200 SimpleLink Solution NWP 2.9.0.0. A specially-crafted HTTP request can lead to an uninitialized read. An attacker can send an HTTP request to trigger this vulnerability.
INFO
Published Date :
Feb. 16, 2022, 5:15 p.m.
Last Modified :
Nov. 21, 2024, 5:49 a.m.
Remotely Exploit :
Yes !
Source :
[email protected]
Affected Products
The following products are affected by CVE-2021-21966
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.
CVSS Scores
| Score | Version | Severity | Vector | Exploitability Score | Impact Score | Source |
|---|---|---|---|---|---|---|
| CVSS 2.0 | MEDIUM | [email protected] | ||||
| CVSS 3.0 | MEDIUM | [email protected] | ||||
| CVSS 3.1 | MEDIUM | [email protected] |
Public PoC/Exploit Available at Github
CVE-2021-21966 has a 1 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-2021-21966.
| URL | Resource |
|---|---|
| https://talosintelligence.com/vulnerability_reports/TALOS-2021-1393 | Exploit Third Party Advisory |
| https://www.ti.com/lit/an/swra740/swra740.pdf?ts=1645536893264& | Vendor Advisory |
| https://talosintelligence.com/vulnerability_reports/TALOS-2021-1393 | Exploit Third Party Advisory |
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2021-21966 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-2021-21966
weaknesses.
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).
Reverse engineering research on the Smartap smart shower system (TI CC3200), documenting JTAG access, memory analysis and SSL validation. Aimed at restoring functionality to cloud-dependent devices after service shutdown.
C Python
Results are limited to the first 15 repositories due to potential performance issues.
The following list is the news that have been mention
CVE-2021-21966 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2021-21966 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://talosintelligence.com/vulnerability_reports/TALOS-2021-1393 -
CVE Modified by [email protected]
May. 14, 2024
Action Type Old Value New Value -
Modified Analysis by [email protected]
Jul. 21, 2022
Action Type Old Value New Value Removed CWE NIST CWE-444 Added CWE NIST CWE-908 -
CVE Modified by [email protected]
Apr. 28, 2022
Action Type Old Value New Value Added CWE Talos CWE-457 -
Modified Analysis by [email protected]
Apr. 28, 2022
Action Type Old Value New Value Changed Reference Type https://talosintelligence.com/vulnerability_reports/TALOS-2021-1393 Broken Link https://talosintelligence.com/vulnerability_reports/TALOS-2021-1393 Exploit, Third Party Advisory -
CVE Modified by [email protected]
Apr. 19, 2022
Action Type Old Value New Value Added CVSS V3 Talos AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N -
Initial Analysis by [email protected]
Feb. 24, 2022
Action Type Old Value New Value Added CVSS V2 NIST (AV:N/AC:L/Au:N/C:P/I:N/A:N) Added CVSS V3.1 NIST AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N Changed Reference Type https://talosintelligence.com/vulnerability_reports/TALOS-2021-1393 No Types Assigned https://talosintelligence.com/vulnerability_reports/TALOS-2021-1393 Broken Link Added Reference https://www.ti.com/lit/an/swra740/swra740.pdf?ts=1645536893264& [Vendor Advisory] Added CWE NIST CWE-444 Added CPE Configuration AND OR *cpe:2.3:a:ti:simplelink_cc32xx_software_development_kit:*:*:*:*:*:*:*:* versions up to (excluding) 5.30.00.08 OR cpe:2.3:h:ti:cc3120:-:*:*:*:*:*:*:* cpe:2.3:h:ti:cc3130:-:*:*:*:*:*:*:* cpe:2.3:h:ti:cc3135:-:*:*:*:*:*:*:* cpe:2.3:h:ti:cc3220r:-:*:*:*:*:*:*:* cpe:2.3:h:ti:cc3220s:-:*:*:*:*:*:*:* cpe:2.3:h:ti:cc3220sf:-:*:*:*:*:*:*:* cpe:2.3:h:ti:cc3230s:-:*:*:*:*:*:*:* cpe:2.3:h:ti:cc3230sf:-:*:*:*:*:*:*:* cpe:2.3:h:ti:cc3235s:-:*:*:*:*:*:*:* cpe:2.3:h:ti:cc3235sf:-:*:*:*:*:*:*:* Added CPE Configuration AND OR *cpe:2.3:o:ti:cc3100_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 1.0.1.15-2.15.0.1 OR cpe:2.3:h:ti:cc3100:-:*:*:*:*:*:*:* Added CPE Configuration AND OR *cpe:2.3:o:ti:cc3200_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 1.0.1.15-2.15.0.1 OR cpe:2.3:h:ti:cc3200:-:*:*:*:*:*:*:*
Vulnerability Scoring Details
Base CVSS Score: 5.3
Base CVSS Score: 5.3
Base CVSS Score: 5
Exploit Prediction
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.
2.02 }} -0.05%
score
0.82745
percentile