CVE-2020-9277
D-Link DSL-2640B Unauthenticated CGI Module Bypass
Description
An issue was discovered on D-Link DSL-2640B B2 EU_4.01B devices. Authentication can be bypassed when accessing cgi modules. This allows one to perform administrative tasks (e.g., modify the admin password) with no authentication.
INFO
Published Date :
April 20, 2020, 11:15 p.m.
Last Modified :
Nov. 21, 2024, 5:40 a.m.
Source :
[email protected]
Remotely Exploitable :
Yes !
Impact Score :
5.9
Exploitability Score :
3.9
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-2020-9277.
| URL | Resource |
|---|---|
| https://raelize.com/advisories/CVE-2020-9277_D-Link-DSL-2640B_CGI-Authentication-bypass_v1.0.txt | Third Party Advisory |
| https://raelize.com/posts/d-link-dsl-2640b-security-advisories/ | Exploit Third Party Advisory |
| https://www.dlink.com/en/security-bulletin | Vendor Advisory |
| https://raelize.com/advisories/CVE-2020-9277_D-Link-DSL-2640B_CGI-Authentication-bypass_v1.0.txt | Third Party Advisory |
| https://raelize.com/posts/d-link-dsl-2640b-security-advisories/ | Exploit Third Party Advisory |
| https://www.dlink.com/en/security-bulletin | 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-2020-9277 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2020-9277 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.
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CVE Modified by af854a3a-2127-422b-91ae-364da2661108
Nov. 21, 2024
Action Type Old Value New Value Added Reference https://raelize.com/advisories/CVE-2020-9277_D-Link-DSL-2640B_CGI-Authentication-bypass_v1.0.txt Added Reference https://raelize.com/posts/d-link-dsl-2640b-security-advisories/ Added Reference https://www.dlink.com/en/security-bulletin -
CVE Modified by [email protected]
May. 14, 2024
Action Type Old Value New Value -
Initial Analysis by [email protected]
Apr. 28, 2020
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://raelize.com/advisories/CVE-2020-9277_D-Link-DSL-2640B_CGI-Authentication-bypass_v1.0.txt No Types Assigned https://raelize.com/advisories/CVE-2020-9277_D-Link-DSL-2640B_CGI-Authentication-bypass_v1.0.txt Third Party Advisory Changed Reference Type https://raelize.com/posts/d-link-dsl-2640b-security-advisories/ No Types Assigned https://raelize.com/posts/d-link-dsl-2640b-security-advisories/ Exploit, Third Party Advisory Changed Reference Type https://www.dlink.com/en/security-bulletin No Types Assigned https://www.dlink.com/en/security-bulletin Vendor Advisory Added CWE NIST CWE-287 Added CPE Configuration AND OR *cpe:2.3:o:dlink:dsl-2640b_firmware:eu_4.01b:*:*:*:*:*:*:* OR cpe:2.3:h:dlink:dsl-2640b:-:*:*:*:*:*:*:*
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2020-9277 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-2020-9277
weaknesses.
Exploit Prediction
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.
0.62 }} 0.07%
score
0.78639
percentile