CVE-2020-25752
Enphase Envoy Information Disclosure and Pawnable Credentials
Description
An issue was discovered on Enphase Envoy R3.x and D4.x devices. There are hardcoded web-panel login passwords for the installer and Enphase accounts. The passwords for these accounts are hardcoded values derived from the MD5 hash of the username and serial number mixed with some static strings. The serial number can be retrieved by an unauthenticated user at /info.xml. These passwords can be easily calculated by an attacker; users are unable to change these passwords.
INFO
Published Date :
June 16, 2021, 7:15 p.m.
Last Modified :
June 24, 2021, 12:08 p.m.
Source :
[email protected]
Remotely Exploitable :
Yes !
Impact Score :
1.4
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-2020-25752.
| URL | Resource |
|---|---|
| https://enphase.com/en-us/products-and-services/envoy-and-combiner | Product Vendor Advisory |
| https://medium.com/stage-2-security/can-solar-controllers-be-used-to-generate-fake-clean-energy-credits-4a7322e7661a | Exploit Third Party Advisory |
| https://stage2sec.com | Third Party 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-2020-25752 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2020-25752 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 [email protected]
May. 14, 2024
Action Type Old Value New Value -
Initial Analysis by [email protected]
Jun. 24, 2021
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://enphase.com/en-us/products-and-services/envoy-and-combiner No Types Assigned https://enphase.com/en-us/products-and-services/envoy-and-combiner Product, Vendor Advisory Changed Reference Type https://medium.com/stage-2-security/can-solar-controllers-be-used-to-generate-fake-clean-energy-credits-4a7322e7661a No Types Assigned https://medium.com/stage-2-security/can-solar-controllers-be-used-to-generate-fake-clean-energy-credits-4a7322e7661a Exploit, Third Party Advisory Changed Reference Type https://stage2sec.com No Types Assigned https://stage2sec.com Third Party Advisory Added CWE NIST CWE-798 Added CPE Configuration AND OR *cpe:2.3:o:enphase:envoy_firmware:d4.0:*:*:*:*:*:*:* *cpe:2.3:o:enphase:envoy_firmware:r3.0:*:*:*:*:*:*:* OR cpe:2.3:h:enphase:envoy:-:*:*:*:*:*:*:*
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2020-25752 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-2020-25752
weaknesses.
Exploit Prediction
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.
0.18 }} 0.02%
score
0.54233
percentile