CVE-2020-25754
HIGHDescription
An issue was discovered on Enphase Envoy R3.x and D4.x devices. There is a custom PAM module for user authentication that circumvents traditional user authentication. This module uses a password derived from the MD5 hash of the username and serial number. The serial number can be retrieved by an unauthenticated user at /info.xml. Attempts to change the user password via passwd or other tools have no effect.
How to fix
No published remediation has been found for this vulnerability's affected products yet.
Mitigation guidance may be in the linked vendor advisories in the References section below.
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CVSS v3 Vector
Exploitability
Impact
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Exploit Intelligence
Moderate risk: more likely to be exploited than 69% of all known CVEs.
References
Related Vulnerabilities
Other CWE-916 vulnerabilities, ordered by exploit likelihood. View all
| CVE | Severity | CVSS | EPSS | Exploited | Fix |
|---|---|---|---|---|---|
| CVE-2021-38314 | Medium | 5.3 | 29% | - | - |
| CVE-2018-10618 | Critical | 9.8 | 10% | - | Fix |
| CVE-2005-0408 | Critical | 9.8 | 4.7% | - | - |
| CVE-2023-33243 | High | 8.1 | 4.4% | - | - |
| CVE-2020-14516 | Critical | 10.0 | 4.1% | - | - |
| CVE-2024-21754 | Low | 1.8 | 3.5% | - | Fix |
Common questions
How do I fix CVE-2020-25754?
No published fix for CVE-2020-25754 has been found yet. Check the linked vendor advisories for guidance as it becomes available.
Is CVE-2020-25754 being actively exploited?
Not that we know of. CVE-2020-25754 is not in the CISA Known Exploited Vulnerabilities catalog. Its EPSS score of 1.3% is the estimated probability that it will be exploited in the next 30 days. That is higher than 69% of all scored CVEs.
How severe is CVE-2020-25754?
CVE-2020-25754 has a CVSS v3 base score of 7.5, rated high. CVSS rates the technical impact if the vulnerability is exploited, not how likely that is, so weigh it alongside the exploit-prediction score when you decide what to patch first.
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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2024-11-21.