ByteOS Network

Vulnerability Details :

CVE-2021-27141

Assigner-mitre

Assigner Org ID-8254265b-2729-46b6-b9e3-3dfca2d5bfca

Published At-10 Feb, 2021 | 18:40

Updated At-03 Aug, 2024 | 20:40

An issue was discovered on FiberHome HG6245D devices through RP2613. Credentials in /fhconf/umconfig.txt are obfuscated via XOR with the hardcoded *j7a(L#yZ98sSd5HfSgGjMj8;Ss;d)(*&^#@$a2s0i3g key. (The webs binary has details on how XOR is used.)

EPSS History

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▼Common Vulnerabilities and Exposures (CVE)

cve.org

Assigner:mitre

Assigner Org ID:8254265b-2729-46b6-b9e3-3dfca2d5bfca

Published At:10 Feb, 2021 | 18:40

Updated At:03 Aug, 2024 | 20:40

▼CVE Numbering Authority (CNA)

Affected Products

Vendor

n/a

Product

n/a

Versions

Affected

Problem Types

Type	CWE ID	Description
text	N/A	n/a

Type: text

CWE ID: N/A

Description: n/a

References

Hyperlink	Resource
https://pierrekim.github.io/blog/2021-01-12-fiberhome-ont-0day-vulnerabilities.html#httpd-decryption-algorithm	x_refsource_MISC

Hyperlink: https://pierrekim.github.io/blog/2021-01-12-fiberhome-ont-0day-vulnerabilities.html#httpd-decryption-algorithm

Resource:

x_refsource_MISC

▼Authorized Data Publishers (ADP)

CVE Program Container

References

Hyperlink	Resource
https://pierrekim.github.io/blog/2021-01-12-fiberhome-ont-0day-vulnerabilities.html#httpd-decryption-algorithm	x_refsource_MISC x_transferred

Hyperlink: https://pierrekim.github.io/blog/2021-01-12-fiberhome-ont-0day-vulnerabilities.html#httpd-decryption-algorithm

Resource:

x_refsource_MISC

x_transferred

▼National Vulnerability Database (NVD)

nvd.nist.gov

Source:cve@mitre.org

Published At:10 Feb, 2021 | 19:15

Updated At:12 Feb, 2021 | 01:03

Date Added	Due Date	Vulnerability Name	Required Action
	N/A

Metrics

Type	Version	Base score	Base severity	Vector
Primary	3.1	9.8	CRITICAL	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Primary	2.0	5.0	MEDIUM	AV:N/AC:L/Au:N/C:P/I:N/A:N

Type: Primary

Version: 3.1

Base score: 9.8

Base severity: CRITICAL

Vector:

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Type: Primary

Version: 2.0

Base score: 5.0

Base severity: MEDIUM

Vector:

AV:N/AC:L/Au:N/C:P/I:N/A:N

CPE Matches

fiberhome>>hg6245d_firmware>>Versions up to rp2613(inclusive)

cpe:2.3:o:fiberhome:hg6245d_firmware:*:*:*:*:*:*:*:*

fiberhome>>hg6245d>>-

cpe:2.3:h:fiberhome:hg6245d:-:*:*:*:*:*:*:*

Weaknesses

CWE ID	Type	Source
CWE-798	Primary	nvd@nist.gov

CWE ID: CWE-798

Type: Primary

Source: nvd@nist.gov

References

Hyperlink	Source	Resource
https://pierrekim.github.io/blog/2021-01-12-fiberhome-ont-0day-vulnerabilities.html#httpd-decryption-algorithm	cve@mitre.org	Exploit Third Party Advisory

Hyperlink: https://pierrekim.github.io/blog/2021-01-12-fiberhome-ont-0day-vulnerabilities.html#httpd-decryption-algorithm

Source: cve@mitre.org

Resource:

Exploit

Third Party Advisory

CVE-2021-27141

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