CVE-2021-3297
Zyxel NBG2105 Authentication Bypass
Description
On Zyxel NBG2105 V1.00(AAGU.2)C0 devices, setting the login cookie to 1 provides administrator access.
INFO
Published Date :
Jan. 26, 2021, 6:16 p.m.
Last Modified :
Nov. 21, 2024, 6:21 a.m.
Source :
[email protected]
Remotely Exploitable :
No
Impact Score :
5.9
Exploitability Score :
1.8
Public PoC/Exploit Available at Github
CVE-2021-3297 has a 14 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-2021-3297.
| URL | Resource |
|---|---|
| https://github.com/nieldk/vulnerabilities/blob/main/zyxel%20nbg2105/Admin%20bypass | Exploit Third Party Advisory |
| https://www.zyxel.com/support/SupportLandingSR.shtml?c=gb&l=en&kbid=M-01490&md=NBG2105 | Product Vendor Advisory |
| https://www.zyxel.com/us/en/support/security_advisories.shtml | Vendor Advisory |
| https://github.com/nieldk/vulnerabilities/blob/main/zyxel%20nbg2105/Admin%20bypass | Exploit Third Party Advisory |
| https://www.zyxel.com/support/SupportLandingSR.shtml?c=gb&l=en&kbid=M-01490&md=NBG2105 | Product Vendor Advisory |
| https://www.zyxel.com/us/en/support/security_advisories.shtml | 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).
A curated collection of Proof of Concept (PoC) tools, scripts, and techniques designed for red team operations, penetration testing, and cybersecurity research. This repository focuses on providing practical resources for exploring vulnerabilities
attack cybersecurity exp hw penetration-testing poc red-team security-tools vulnerability-poc
中间件的exp
None
CSS HTML JavaScript
poc集合(持续更新ing)
A Common Vulnerability PoC Knowledge Base一个普遍漏洞POC知识库
vulnerability
None
Python Shell C# Java PHP
一个漏洞 PoC 知识库。A knowledge base for vulnerability PoCs(Proof of Concept), with 1k+ vulnerabilities.
poc
Dockerfile
安全类各家文库大乱斗
HTML CSS JavaScript Go Python Shell C
None
None
None
None
Python Shell C# Java PHP
essential templates for kenzer [DEPRECATED]
kenzer vulnerabilities kenzer-templates arpsyndicate
Python Shell Ruby
爬取secwiki和xuanwu.github.io/sec.today,分析安全信息站点、安全趋势、提取安全工作者账号(twitter,weixin,github等)
Python HTML
Results are limited to the first 15 repositories due to potential performance issues.
The following list is the news that have been mention
CVE-2021-3297 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2021-3297 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://github.com/nieldk/vulnerabilities/blob/main/zyxel%20nbg2105/Admin%20bypass Added Reference https://www.zyxel.com/support/SupportLandingSR.shtml?c=gb&l=en&kbid=M-01490&md=NBG2105 Added Reference https://www.zyxel.com/us/en/support/security_advisories.shtml -
CVE Modified by [email protected]
May. 14, 2024
Action Type Old Value New Value -
Initial Analysis by [email protected]
Feb. 03, 2021
Action Type Old Value New Value Added CVSS V2 NIST (AV:L/AC:L/Au:N/C:C/I:C/A:C) Added CVSS V3.1 NIST AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H Changed Reference Type https://github.com/nieldk/vulnerabilities/blob/main/zyxel%20nbg2105/Admin%20bypass No Types Assigned https://github.com/nieldk/vulnerabilities/blob/main/zyxel%20nbg2105/Admin%20bypass Exploit, Third Party Advisory Changed Reference Type https://www.zyxel.com/support/SupportLandingSR.shtml?c=gb&l=en&kbid=M-01490&md=NBG2105 No Types Assigned https://www.zyxel.com/support/SupportLandingSR.shtml?c=gb&l=en&kbid=M-01490&md=NBG2105 Product, Vendor Advisory Changed Reference Type https://www.zyxel.com/us/en/support/security_advisories.shtml No Types Assigned https://www.zyxel.com/us/en/support/security_advisories.shtml Vendor Advisory Added CWE NIST CWE-287 Added CPE Configuration AND OR *cpe:2.3:o:zyxel:nbg2105_firmware:v1.00\(aagu.2\)c0:*:*:*:*:*:*:* OR cpe:2.3:h:zyxel:nbg2105:-:*:*:*:*:*:*:*
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2021-3297 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-2021-3297
weaknesses.
Exploit Prediction
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.
80.02 }} -1.45%
score
0.99056
percentile