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No exploitation reported

CVE-2021-27179

No exploitation reported by the sources we read.

  • Published2021-02-10
  • WeaknessCWE-20

Am I affected?

With a domain, we read the version its public headers and pages expose. A distribution build can carry the fix under an older number.

Description

An issue was discovered on FiberHome HG6245D devices through RP2613. It is possible to crash the telnet daemon by sending a certain 0a 65 6e 61 62 6c 65 0a 02 0a 1a 0a string.

Timeline

dates in UTC
  1. 2021-02-1019:15CVE publishedNVD

Versions per branch

NVD
Fiberhome hg6245d firmwareversion to verify
BranchAffectedFixed in
—≤ rp2613no fix published

as publishedRanges as NVD and OSV publish them; a distribution’s build can be fixed under an older number.

Fix

No fix published by the sources we read yet. NVD record

Detection

Nuclei template
none so far
ProjectDiscovery
Exploit-DB
no entry
Exploit-DB
Proof of concept
Metasploit modules
none listed
Metasploit Framework

Sources

Identifiers

Technical details

CVSS v3 Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Published
2021-02-10
Last Modified
2026-06-17
NVD status
Modified
GitHub Advisory
GHSA-8r95-q845-45m7

Frequently asked questions

What is CVE-2021-27179?

An issue was discovered on FiberHome HG6245D devices through RP2613. It is possible to crash the telnet daemon by sending a certain 0a 65 6e 61 62 6c 65 0a 02 0a 1a 0a string.

Is CVE-2021-27179 actively exploited?

Active exploitation of CVE-2021-27179 has not been confirmed. Its EPSS score was 14.1% on 2026-11-08, the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2021-27179?

CVE-2021-27179 has a CVSS v3 base score of 7.5 (HIGH severity), with vector string CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.

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Sources for this record