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

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CVE-2021-33514

Severity CVSS v4.0:
Pending analysis
Type:
CWE-78 OS Command Injections
Publication date:
21/05/2021
Last modified:
04/01/2022

Description

Certain NETGEAR devices are affected by command injection by an unauthenticated attacker via the vulnerable /sqfs/lib/libsal.so.0.0 library used by a CGI application, as demonstrated by setup.cgi?token=';$HTTP_USER_AGENT;' with an OS command in the User-Agent field. This affects GC108P before 1.0.7.3, GC108PP before 1.0.7.3, GS108Tv3 before 7.0.6.3, GS110TPPv1 before 7.0.6.3, GS110TPv3 before 7.0.6.3, GS110TUPv1 before 1.0.4.3, GS710TUPv1 before 1.0.4.3, GS716TP before 1.0.2.3, GS716TPP before 1.0.2.3, GS724TPPv1 before 2.0.4.3, GS724TPv2 before 2.0.4.3, GS728TPPv2 before 6.0.6.3, GS728TPv2 before 6.0.6.3, GS752TPPv1 before 6.0.6.3, GS752TPv2 before 6.0.6.3, MS510TXM before 1.0.2.3, and MS510TXUP before 1.0.2.3.

Impact

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

Base Score: 9.80 CRITICAL
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

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

Base Score 3.x
9.80
Severity 3.x
CRITICAL
Vector 2.0
AV:N/AC:L/Au:N/C:C/I:C/A:C CVSS v2.0 Severity and Metrics:

Base Score: 10.00 HIGH
Vector: AV:N/AC:L/Au:N/C:C/I:C/A:C

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

Base Score 2.0
10.00
Severity 2.0
HIGH

Vulnerable products and versions

CPE From Up to
cpe:2.3:o:netgear:gc108p_firmware:*:*:*:*:*:*:*:* 1.0.7.3 (excluding)
cpe:2.3:h:netgear:gc108p:-:*:*:*:*:*:*:*
cpe:2.3:o:netgear:gc108pp_firmware:*:*:*:*:*:*:*:* 1.0.7.3 (excluding)
cpe:2.3:h:netgear:gc108pp:-:*:*:*:*:*:*:*
cpe:2.3:o:netgear:gs108t_firmware:*:*:*:*:*:*:*:* 7.0.6.3 (excluding)
cpe:2.3:h:netgear:gs108tv3:-:*:*:*:*:*:*:*
cpe:2.3:o:netgear:gs110tpp_firmware:*:*:*:*:*:*:*:* 7.0.6.3 (excluding)
cpe:2.3:h:netgear:gs110tpp:v1:*:*:*:*:*:*:*
cpe:2.3:o:netgear:gs110tp_firmware:*:*:*:*:*:*:*:* 7.0.6.3 (excluding)
cpe:2.3:h:netgear:gs110tp:v3:*:*:*:*:*:*:*
cpe:2.3:o:netgear:gs110tup_firmware:*:*:*:*:*:*:*:* 1.0.4.3 (excluding)
cpe:2.3:h:netgear:gs110tup:v1:*:*:*:*:*:*:*
cpe:2.3:o:netgear:gs710tup_firmware:*:*:*:*:*:*:*:* 1.0.4.3 (excluding)
cpe:2.3:h:netgear:gs710tup:v1:*:*:*:*:*:*:*
cpe:2.3:o:netgear:gs716tp_firmware:*:*:*:*:*:*:*:* 1.0.2.3 (excluding)

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


References to Advisories, Solutions, and Tools