CVE-2019-20752 [Medium] | XSS in D3600 Firmware

Certain NETGEAR devices are affected by stored XSS. This affects D3600 before 1.0.0.75, D6000 before 1.0.0.75, D7800 before 1.0.1.44, DM200 before 1.0.0.58, R7800 before 1.0.2.58, R8900 before 1.0.4.12, R9000 before 1.0.4.12, RBK20 before 2.3.0.28, RBR20 before 2.3.0.28, RBS20 before 2.3.0.28, RBK40 before 2.3.0.28, RBS40 before 2.3.0.28, RBK50 before 2.3.0.32, RBR50 before 2.3.0.32, RBS50 before 2.3.0.32, WN3000RPv2 before 1.0.0.68, WN3000RPv3 before 1.0.2.70, WN3100RPv2 before 1.0.0.60, WNDR4300v2 before 1.0.0.58, WNDR4500v3 before 1.0.0.58, and WNR2000v5 before 1.0.0.68.

#	Date	Old EPSS score	New EPSS score	Delta (New - Old)
1	2026-06-15	0.41%	0.63%	+0.21%
2	2025-03-30	0.47%	0.41%	-0.05%
3	2025-03-29	—	0.47%	—

Date

Old EPSS score

New EPSS score

Delta (New - Old)

2026-06-15

0.41%

0.63%

+0.21%

2025-03-30

0.47%

0.41%

-0.05%

2025-03-29

—

0.47%

—

Base score	Version	Severity	Vector	Exploitability	Impact	Score source
4.8	3.1	MEDIUM	`CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N` Click to expand Attack vector (AV:N) Could be attacked over the internet or any normal routed network—not just someone sitting at the machine. Attack complexity (AC:L) Once they can reach the bug, pulling it off is straightforward—no weird race conditions or rare setup. Privileges required (PR:H) They need powerful rights—admin, root, or similar—before this pays off. User interaction (UI:R) A real person has to do something—click, install, enable—otherwise it doesn’t land. Scope (S:C) Breaking this can reach past the original component and bite other resources—bigger blast radius. Confidentiality (C:L) Some sensitive info could get out, but not a total data dump. Integrity (I:L) Attackers could change some data, but it’s limited—not everything goes. Availability (A:N) Service keeps running; no real outage angle.	1.7	2.7	[email protected]
4.8	3.0	MEDIUM	`CVSS:3.0/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N` Click to expand Attack vector (AV:N) Could be attacked over the internet or any normal routed network—not just someone sitting at the machine. Attack complexity (AC:L) Once they can reach the bug, pulling it off is straightforward—no weird race conditions or rare setup. Privileges required (PR:H) They need powerful rights—admin, root, or similar—before this pays off. User interaction (UI:R) A real person has to do something—click, install, enable—otherwise it doesn’t land. Scope (S:C) Breaking this can reach past the original component and bite other resources—bigger blast radius. Confidentiality (C:L) Some sensitive info could get out, but not a total data dump. Integrity (I:L) Attackers could change some data, but it’s limited—not everything goes. Availability (A:N) Service keeps running; no real outage angle.	1.7	2.7	[email protected]
3.5	2.0	LOW	`AV:N/AC:M/Au:S/C:N/I:P/A:N` Click to expand Access vector (AV:N) Can be exploited remotely over network reachability. Access complexity (AC:M) Exploitation needs some favorable conditions, but not exceptional ones. Authentication (AU:S) A single authentication is required. Confidentiality impact (C:N) No confidentiality impact. Integrity impact (I:P) Partial integrity impact. Availability impact (A:N) No availability impact.	6.8	2.9	[email protected]

Base score

Version

Severity

Vector

Exploitability

Impact

Score source

4.8

3.1

MEDIUM

CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N Click to expand

Attack vector (AV:N): Could be attacked over the internet or any normal routed network—not just someone sitting at the machine.
Attack complexity (AC:L): Once they can reach the bug, pulling it off is straightforward—no weird race conditions or rare setup.
Privileges required (PR:H): They need powerful rights—admin, root, or similar—before this pays off.
User interaction (UI:R): A real person has to do something—click, install, enable—otherwise it doesn’t land.
Scope (S:C): Breaking this can reach past the original component and bite other resources—bigger blast radius.
Confidentiality (C:L): Some sensitive info could get out, but not a total data dump.
Integrity (I:L): Attackers could change some data, but it’s limited—not everything goes.
Availability (A:N): Service keeps running; no real outage angle.

1.7

2.7

[email protected]

4.8

3.0

MEDIUM

CVSS:3.0/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N Click to expand

Attack vector (AV:N): Could be attacked over the internet or any normal routed network—not just someone sitting at the machine.
Attack complexity (AC:L): Once they can reach the bug, pulling it off is straightforward—no weird race conditions or rare setup.
Privileges required (PR:H): They need powerful rights—admin, root, or similar—before this pays off.
User interaction (UI:R): A real person has to do something—click, install, enable—otherwise it doesn’t land.
Scope (S:C): Breaking this can reach past the original component and bite other resources—bigger blast radius.
Confidentiality (C:L): Some sensitive info could get out, but not a total data dump.
Integrity (I:L): Attackers could change some data, but it’s limited—not everything goes.
Availability (A:N): Service keeps running; no real outage angle.

1.7

2.7

[email protected]

3.5

2.0

LOW

AV:N/AC:M/Au:S/C:N/I:P/A:N Click to expand

Access vector (AV:N): Can be exploited remotely over network reachability.
Access complexity (AC:M): Exploitation needs some favorable conditions, but not exceptional ones.
Authentication (AU:S): A single authentication is required.
Confidentiality impact (C:N): No confidentiality impact.
Integrity impact (I:P): Partial integrity impact.
Availability impact (A:N): No availability impact.

6.8

2.9

[email protected]

Affected software / configurations for CVE-2019-20752

Vendor	Product	Version	Raw CPE
netgear	d3600_firmware	< 1.0.0.75	cpe:2.3:o:netgear:d3600_firmware::::::::
netgear	d6000_firmware	< 1.0.0.75	cpe:2.3:o:netgear:d6000_firmware::::::::
netgear	d7800_firmware	< 1.0.1.44	cpe:2.3:o:netgear:d7800_firmware::::::::
netgear	dm200_firmware	< 1.0.0.58	cpe:2.3:o:netgear:dm200_firmware::::::::
netgear	r7800_firmware	< 1.0.2.58	cpe:2.3:o:netgear:r7800_firmware::::::::
netgear	r8900_firmware	< 1.0.4.12	cpe:2.3:o:netgear:r8900_firmware::::::::
netgear	r9000_firmware	< 1.0.4.12	cpe:2.3:o:netgear:r9000_firmware::::::::
netgear	rbk20_firmware	< 2.3.0.28	cpe:2.3:o:netgear:rbk20_firmware::::::::
netgear	rbr20_firmware	< 2.3.0.28	cpe:2.3:o:netgear:rbr20_firmware::::::::
netgear	rbs20_firmware	< 2.3.0.28	cpe:2.3:o:netgear:rbs20_firmware::::::::
netgear	rbk40_firmware	< 2.3.0.28	cpe:2.3:o:netgear:rbk40_firmware::::::::
netgear	rbs40_firmware	< 2.3.0.28	cpe:2.3:o:netgear:rbs40_firmware::::::::
netgear	rbk50_firmware	< 2.3.0.32	cpe:2.3:o:netgear:rbk50_firmware::::::::
netgear	rbr50_firmware	< 2.3.0.32	cpe:2.3:o:netgear:rbr50_firmware::::::::
netgear	rbs50_firmware	< 2.3.0.32	cpe:2.3:o:netgear:rbs50_firmware::::::::
netgear	wn3000rp_firmware	< 1.0.0.68	cpe:2.3:o:netgear:wn3000rp_firmware::::::::
netgear	wn3000rp_firmware	< 1.0.2.70	cpe:2.3:o:netgear:wn3000rp_firmware::::::::
netgear	wn3100rp_firmware	< 1.0.0.60	cpe:2.3:o:netgear:wn3100rp_firmware::::::::
netgear	wndr4300_firmware	< 1.0.0.58	cpe:2.3:o:netgear:wndr4300_firmware::::::::
netgear	wndr4500_firmware	< 1.0.0.58	cpe:2.3:o:netgear:wndr4500_firmware::::::::
netgear	wnr2000_firmware	< 1.0.0.68	cpe:2.3:o:netgear:wnr2000_firmware::::::::

References for CVE-2019-20752

URL	Tags
https://kb.netgear.com/000060967/Security-Advisory-for-Site-Stored-Cross-Scripting-on-Some-Gateways-Routers-and-WiFi-Systems-PSV-2018-0250	Vendor Advisory

URL

CVE-2019-20752

Exploit prediction scoring system (EPSS) score for CVE-2019-20752

Common vulnerability scoring system (CVSS) metrics for CVE-2019-20752

Weakness enumeration for CVE-2019-20752

Affected software / configurations for CVE-2019-20752

References for CVE-2019-20752