Instituto Nacional de ciberseguridad. Sección Incibe
Instituto Nacional de Ciberseguridad. Sección INCIBE-CERT

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CVE-2021-42912

Severity CVSS v4.0:
Pending analysis
Type:
CWE-78 OS Command Injections
Publication date:
16/12/2021
Last modified:
07/11/2023

Description

FiberHome ONU GPON AN5506-04-F RP2617 is affected by an OS command injection vulnerability. This vulnerability allows the attacker, once logged in, to send commands to the operating system as the root user via the ping diagnostic tool, bypassing the IP address field, and concatenating OS commands with a semicolon.

Impact

Vector 3.x
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H CVSS v3.1 Severity and Metrics:

Base Score: 8.80 HIGH
Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Attack Vector (AV): Network
Attack Complexity (AC): Low
Privileges Required (PR): Low
User Interaction (UI): None
Scope (S): Unchanged
Confidentiality (C): High
Integrity (I): High
Availability (A): High

Base Score 3.x
8.80
Severity 3.x
HIGH
Vector 2.0
AV:N/AC:L/Au:S/C:C/I:C/A:C CVSS v2.0 Severity and Metrics:

Base Score: 9.00 HIGH
Vector: AV:N/AC:L/Au:S/C:C/I:C/A:C

Attack Vector (AV): Network
Attack Complexity (AC): Low
Authentication (Au): Single
Confidentiality (C): Complete
Integrity (I): Complete
Availability (A): Complete

Base Score 2.0
9.00
Severity 2.0
HIGH

Vulnerable products and versions

CPE From Up to
cpe:2.3:h:fiberhome:an5506-01-a:-:*:*:*:*:*:*:*
cpe:2.3:o:fiberhome:an5506-01-a_firmware:rp0509:*:*:*:*:*:*:*
cpe:2.3:h:fiberhome:an5506-01-b:-:*:*:*:*:*:*:*
cpe:2.3:o:fiberhome:an5506-01-b_firmware:rp2610:*:*:*:*:*:*:*
cpe:2.3:h:fiberhome:an5506-02-b:-:*:*:*:*:*:*:*
cpe:2.3:o:fiberhome:an5506-02-b_firmware:rp2520:*:*:*:*:*:*:*
cpe:2.3:o:fiberhome:an5506-02-b_firmware:rp2521:*:*:*:*:*:*:*
cpe:2.3:o:fiberhome:an5506-02-b_firmware:rp2603:*:*:*:*:*:*:*
cpe:2.3:h:fiberhome:an5506-04-b:-:*:*:*:*:*:*:*
cpe:2.3:o:fiberhome:an5506-04-b_firmware:rp2510:*:*:*:*:*:*:*
cpe:2.3:h:fiberhome:an5506-04-f:-:*:*:*:*:*:*:*
cpe:2.3:o:fiberhome:an5506-04-f_firmware:rp2617:*:*:*:*:*:*:*
cpe:2.3:h:fiberhome:an5506-04-g2g:-:*:*:*:*:*:*:*
cpe:2.3:o:fiberhome:aan5506-04-g2g_firmware:rp2560:*:*:*:*:*:*:*

To consult the complete list of CPE names with products and versions, see this page


References to Advisories, Solutions, and Tools