CVE-2020-26917 : Certain NETGEAR devices are affected by stored XSS. This affects EX7000 before 1

Certain NETGEAR devices are affected by stored XSS. This affects EX7000 before 1.0.1.78, R6250 before 1.0.4.34, R6400 before 1.0.1.46, R6400v2 before 1.0.2.66, R7100LG before 1.0.0.50, R7300DST before 1.0.0.70, R7900 before 1.0.3.8, R8300 before 1.0.2.128, and R8500 before 1.0.2.128.

Published 2020-10-09 07:15:17

Updated 2020-10-16 19:02:52

Source MITRE

View at NVD, CVE.org

Vulnerability category: Cross site scripting (XSS)

Products affected by CVE-2020-26917

Netgear » R6400 Firmware
Versions before (<) 1.0.1.46
cpe:2.3:o:netgear:r6400_firmware:*:*:*:*:*:*:*:*
Matching versions
When used together with: Netgear » R6400 » Version: N/A
Netgear » R7100lg Firmware
Versions before (<) 1.0.0.50
cpe:2.3:o:netgear:r7100lg_firmware:*:*:*:*:*:*:*:*
Matching versions
When used together with: Netgear » R7100lg » Version: N/A
Netgear » R7300dst Firmware
Versions before (<) 1.0.0.70
cpe:2.3:o:netgear:r7300dst_firmware:*:*:*:*:*:*:*:*
Matching versions
When used together with: Netgear » R7300dst » Version: N/A
Netgear » R7900 Firmware
Versions before (<) 1.0.3.8
cpe:2.3:o:netgear:r7900_firmware:*:*:*:*:*:*:*:*
Matching versions
When used together with: Netgear » R7900 » Version: N/A
Netgear » R6250 Firmware
Versions before (<) 1.0.4.34
cpe:2.3:o:netgear:r6250_firmware:*:*:*:*:*:*:*:*
Matching versions
When used together with: Netgear » R6250 » Version: N/A
Netgear » Ex7000 Firmware
Versions before (<) 1.0.1.78
cpe:2.3:o:netgear:ex7000_firmware:*:*:*:*:*:*:*:*
Matching versions
When used together with: Netgear » Ex7000 » Version: N/A
Netgear » R8300 Firmware
Versions before (<) 1.0.2.128
cpe:2.3:o:netgear:r8300_firmware:*:*:*:*:*:*:*:*
Matching versions
When used together with: Netgear » R8300 » Version: N/A
Netgear » R8500 Firmware
Versions before (<) 1.0.2.128
cpe:2.3:o:netgear:r8500_firmware:*:*:*:*:*:*:*:*
Matching versions
When used together with: Netgear » R8500 » Version: N/A
Netgear » R6400v2 Firmware
Versions before (<) 1.0.2.66
cpe:2.3:o:netgear:r6400v2_firmware:*:*:*:*:*:*:*:*
Matching versions
When used together with: Netgear » R6400v2 » Version: N/A

Exploit prediction scoring system (EPSS) score for CVE-2020-26917

EPSS FAQ

0.21%

Probability of exploitation activity in the next 30 days EPSS Score History

~ 41 %

Percentile, the proportion of vulnerabilities that are scored at or less

CVSS scores for CVE-2020-26917

Base Score	Base Severity	CVSS Vector	Exploitability Score	Impact Score	Score Source
3.5	LOW	AV:N/AC:M/Au:S/C:N/I:P/A:N	6.8	2.9	NIST
Access Vector: Network Access Complexity: Medium Authentication: Single Confidentiality Impact: None Integrity Impact: Partial Availability Impact: None
4.1	MEDIUM	CVSS:3.1/AV:A/AC:L/PR:H/UI:R/S:U/C:L/I:L/A:L	0.7	3.4	MITRE
Attack Vector: Adjacent Network Attack Complexity: Low Privileges Required: High User Interaction: Required Scope: Unchanged Confidentiality: Low Integrity: Low Availability: Low
4.8	MEDIUM	CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N	1.7	2.7	NIST
Attack Vector: Network Attack Complexity: Low Privileges Required: High User Interaction: Required Scope: Changed Confidentiality: Low Integrity: Low Availability: None

CWE ids for CVE-2020-26917

CWE-79 Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users.

Assigned by: nvd@nist.gov (Primary)

References for CVE-2020-26917

https://kb.netgear.com/000062336/Security-Advisory-for-Stored-Cross-Site-Scripting-on-Some-Extender-and-Routers-PSV-2018-0242

Security Advisory for Stored Cross Site Scripting on Some Extender and Routers, PSV-2018-0242 | Answer | NETGEAR Support
Vendor Advisory

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Vulnerability Details : CVE-2020-26917

Products affected by CVE-2020-26917

Exploit prediction scoring system (EPSS) score for CVE-2020-26917

CVSS scores for CVE-2020-26917

CWE ids for CVE-2020-26917

References for CVE-2020-26917