CVE-2020-6881
ZTE E8810/E8820/E8822 Router MQTT Denial of Service
Description
ZTE E8810/E8820/E8822 series routers have an MQTT DoS vulnerability, which is caused by the failure of the device to verify the validity of abnormal messages. A remote attacker could connect to the MQTT server and send an MQTT exception message to the specified device, which will cause the device to deny service. This affects:<ZXHN E8810, ZXHN E8820, ZXHN E8822><E8810 V1.0.26, E8810 V2.0.1, E8820 V1.1.3L, E8820 V2.0.13, E8822 V2.0.13>
INFO
Published Date :
Dec. 21, 2020, 6:15 p.m.
Last Modified :
Nov. 21, 2024, 5:36 a.m.
Source :
[email protected]
Remotely Exploitable :
Yes !
Impact Score :
3.6
Exploitability Score :
3.9
Affected Products
The following products are affected by CVE-2020-6881
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-2020-6881.
| URL | Resource |
|---|---|
| http://support.zte.com.cn/support/news/LoopholeInfoDetail.aspx?newsId=1014202 | Vendor Advisory |
| http://support.zte.com.cn/support/news/LoopholeInfoDetail.aspx?newsId=1014202 | 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).
Results are limited to the first 15 repositories due to potential performance issues.
The following list is the news that have been mention
CVE-2020-6881 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2020-6881 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 http://support.zte.com.cn/support/news/LoopholeInfoDetail.aspx?newsId=1014202 -
CVE Modified by [email protected]
May. 14, 2024
Action Type Old Value New Value -
Initial Analysis by [email protected]
Dec. 22, 2020
Action Type Old Value New Value Added CVSS V2 NIST (AV:N/AC:L/Au:N/C:N/I:N/A:P) Added CVSS V3.1 NIST AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H Changed Reference Type http://support.zte.com.cn/support/news/LoopholeInfoDetail.aspx?newsId=1014202 No Types Assigned http://support.zte.com.cn/support/news/LoopholeInfoDetail.aspx?newsId=1014202 Vendor Advisory Added CWE NIST CWE-346 Added CPE Configuration AND OR *cpe:2.3:o:zte:zxhn_e8810_firmware:1.0.26:*:*:*:*:*:*:* *cpe:2.3:o:zte:zxhn_e8810_firmware:2.0.1:*:*:*:*:*:*:* OR cpe:2.3:h:zte:zxhn_e8810:-:*:*:*:*:*:*:* Added CPE Configuration AND OR *cpe:2.3:o:zte:zxhn_e8820_firmware:1.1.3:*:*:*:*:*:*:* *cpe:2.3:o:zte:zxhn_e8820_firmware:2.0.13:*:*:*:*:*:*:* OR cpe:2.3:h:zte:zxhn_e8820:-:*:*:*:*:*:*:* Added CPE Configuration AND OR *cpe:2.3:o:zte:zxhn_e8822_firmware:2.0.13:*:*:*:*:*:*:* OR cpe:2.3:h:zte:zxhn_e8822:-:*:*:*:*:*:*:*
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2020-6881 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-2020-6881
weaknesses.
Exploit Prediction
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.
0.18 }} -0.03%
score
0.55276
percentile