CVE-2021-27142
HIGHCVSS 7.5/10EPSS 15.75%
Last modified
CVE-2021-27142 is a high-severity vulnerability rated 7.5/10 on the CVSS scale. An issue was discovered on FiberHome HG6245D devices through RP2613. The web management is done over HTTPS, using a hardcoded private key that has 0777 permissions.. EPSS estimates a 15.75% chance of exploitation in the next 30 days.
Description
An issue was discovered on FiberHome HG6245D devices through RP2613. The web management is done over HTTPS, using a hardcoded private key that has 0777 permissions.
Metrics
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Fiberhome | Hg6245d Firmware | <= rp2613 |
References
- https://pierrekim.github.io/blog/2021-01-12-fiberhome-ont-0day-vulnerabilities.html#httpd-ssl-certificatesExploit, Third Party Advisory
- https://pierrekim.github.io/blog/2021-01-12-fiberhome-ont-0day-vulnerabilities.html#httpd-ssl-certificatesExploit, Third Party Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2021-27142?
An issue was discovered on FiberHome HG6245D devices through RP2613. The web management is done over HTTPS, using a hardcoded private key that has 0777 permissions.
How severe is CVE-2021-27142?
CVE-2021-27142 has a CVSS score of 7.5/10 (HIGH severity). The EPSS model estimates a 15.75% probability of exploitation in the next 30 days.
How do I fix CVE-2021-27142?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
Are you affected by CVE-2021-27142?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST