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

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CVE-2020-5760

Severity CVSS v4.0:
Pending analysis
Type:
CWE-78 OS Command Injections
Publication date:
29/07/2020
Last modified:
31/07/2020

Description

Grandstream HT800 series firmware version 1.0.17.5 and below is vulnerable to an OS command injection vulnerability. Unauthenticated remote attackers can execute arbitrary commands as root by crafting a special configuration file and sending a crafted SIP message.

Impact

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

Base Score: 7.80 HIGH
Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

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

Base Score 3.x
7.80
Severity 3.x
HIGH
Vector 2.0
AV:N/AC:M/Au:N/C:C/I:C/A:C CVSS v2.0 Severity and Metrics:

Base Score: 9.30 HIGH
Vector: AV:N/AC:M/Au:N/C:C/I:C/A:C

Attack Vector (AV): Network
Attack Complexity (AC): Medium
Authentication (Au): None
Confidentiality (C): Complete
Integrity (I): Complete
Availability (A): Complete

Base Score 2.0
9.30
Severity 2.0
HIGH

Vulnerable products and versions

CPE From Up to
cpe:2.3:o:grandstream:ht801_firmware:*:*:*:*:*:*:*:* 1.0.17.5 (including)
cpe:2.3:h:grandstream:ht801:-:*:*:*:*:*:*:*
cpe:2.3:o:grandstream:ht802_firmware:*:*:*:*:*:*:*:* 1.0.17.5 (including)
cpe:2.3:h:grandstream:ht802:-:*:*:*:*:*:*:*
cpe:2.3:o:grandstream:ht812_firmware:*:*:*:*:*:*:*:* 1.0.17.5 (including)
cpe:2.3:h:grandstream:ht812:-:*:*:*:*:*:*:*
cpe:2.3:o:grandstream:ht814_firmware:*:*:*:*:*:*:*:* 1.0.17.5 (including)
cpe:2.3:h:grandstream:ht814:-:*:*:*:*:*:*:*
cpe:2.3:o:grandstream:ht818_firmware:*:*:*:*:*:*:*:* 1.0.17.5 (including)
cpe:2.3:h:grandstream:ht818:-:*:*:*:*:*:*:*
cpe:2.3:o:grandstream:ht813_firmware:*:*:*:*:*:*:*:* 1.0.17.5 (including)
cpe:2.3:h:grandstream:ht813:-:*:*:*:*:*:*:*

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


References to Advisories, Solutions, and Tools