vulntracker.iovulntracker.io
© 2026 vulntracker.io

CVE-2021-33514

CRITICAL
9.8
CVSS Score
Published: May 21, 2021 at 10:10 PM UTC
Updated: June 17, 2026 at 03:54 AM UTC
34 products affected across 1 vendorGS752TPP FirmwareGS724TPP FirmwareGS752TP Firmware

Using N/A by N/A?

Get instant alerts when new vulnerabilities affect N/A - before attackers find them.

Real-time alertsTrack your software stackFree plan available
Start FreeSign In
Severity
CRITICAL9.8
Exploit prediction
EPSS 8%

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.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

GC108P Firmware· NETGEAR
95%
v < 1.0.7.3
Affected range stops below 1.0.7.3, so it looks safe — our inference, not a vendor statement
netgear-gc108p (same device)
GC108PP Firmware· NETGEAR
95%
v < 1.0.7.3
Affected range stops below 1.0.7.3, so it looks safe — our inference, not a vendor statement
netgear-gc108pp (same device)
GS108T Firmware· NETGEAR
95%
v < 7.0.6.3
Affected range stops below 7.0.6.3, so it looks safe — our inference, not a vendor statement
netgear-gs108tv3 (same device)
GS110TP Firmware· NETGEAR
95%
v < 7.0.6.3
Affected range stops below 7.0.6.3, so it looks safe — our inference, not a vendor statement
netgear-gs110tp (same device)
GS110TPP Firmware· NETGEAR
95%
v < 7.0.6.3
Affected range stops below 7.0.6.3, so it looks safe — our inference, not a vendor statement
netgear-gs110tpp (same device)
GS110TUP Firmware· NETGEAR
95%
v < 1.0.4.3
Affected range stops below 1.0.4.3, so it looks safe — our inference, not a vendor statement
netgear-gs110tup (same device)
GS710TUP Firmware· NETGEAR
95%
v < 1.0.4.3
Affected range stops below 1.0.4.3, so it looks safe — our inference, not a vendor statement
netgear-gs710tup (same device)
GS716TP Firmware· NETGEAR
95%
v < 1.0.2.3
Affected range stops below 1.0.2.3, so it looks safe — our inference, not a vendor statement
netgear-gs716tp (same device)
GS716TPP Firmware· NETGEAR
95%
v < 1.0.2.3
Affected range stops below 1.0.2.3, so it looks safe — our inference, not a vendor statement
netgear-gs716tpp (same device)
GS724TP Firmware· NETGEAR
95%
v < 2.0.4.3
Affected range stops below 2.0.4.3, so it looks safe — our inference, not a vendor statement
netgear-gs724tp (same device)

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

Patch and advisory references

References (2)

x_refsource_MISCExploitThird Party Advisory
Source: [email protected]
https://gynvael.coldwind.pl/?lang=en&id=733
x_refsource_MISCVendor Advisory
Source: [email protected]
https://kb.netgear.com/000063641/Security-Advisory-for-Pre-Authentication-Command-Injection-Vulnerability-on-Some-Smart-Switches-PSV-2021-0071

CVSS

9.8CRITICAL[email protected]
Attack Vector
NETWORK
Complexity
LOW
Privileges
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH
Vector?

Quick Info

StatusMODIFIED
CWE
CWE-78

Get alerted

Stop reading CVE feeds looking for your own stack

Track the products you run and VulnTracker tells you when a new CVE affects them — with what is known about fixing it, and nothing about the rest.

Create accountSign in
Free plan, no card