CVE-2020-8958 : Guangzhou 1GE ONU V2801RW 1.9.1-181203 through 2.9.0-181024 and V2804RGW 1.9.1-1

Guangzhou 1GE ONU V2801RW 1.9.1-181203 through 2.9.0-181024 and V2804RGW 1.9.1-181203 through 2.9.0-181024 devices allow remote attackers to execute arbitrary OS commands via shell metacharacters in the boaform/admin/formPing Dest IP Address field.

Published 2020-07-15 21:15:14

Updated 2020-07-22 17:30:47

Source MITRE

View at NVD, CVE.org

Products affected by CVE-2020-8958

Gpononu » 1ge Router Wifi Onu V2801rw Firmware
Versions from including (>=) 1.9.1-181203 and up to, including, (<=) 2.9.0-181024
cpe:2.3:o:gpononu:1ge_router_wifi_onu_v2801rw_firmware:*:*:*:*:*:*:*:*
Matching versions
When used together with: Gpononu » 1ge Router Wifi Onu V2801rw » Version: N/A
Gpononu » 1ge+3fe+wifi Onu V2804rgw Firmware
Versions from including (>=) 1.9.1-181203 and up to, including, (<=) 2.9.0-181024
cpe:2.3:o:gpononu:1ge\+3fe\+wifi_onu_v2804rgw_firmware:*:*:*:*:*:*:*:*
Matching versions
When used together with: Gpononu » 1ge+3fe+wifi Onu V2804rgw » Version: N/A

Exploit prediction scoring system (EPSS) score for CVE-2020-8958

EPSS FAQ

68.80%

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

~ 98 %

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

CVSS scores for CVE-2020-8958

Base Score	Base Severity	CVSS Vector	Exploitability Score	Impact Score	Score Source
9.0	HIGH	AV:N/AC:L/Au:S/C:C/I:C/A:C	8.0	10.0	NIST
Access Vector: Network Access Complexity: Low Authentication: Single Confidentiality Impact: Complete Integrity Impact: Complete Availability Impact: Complete
7.2	HIGH	CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H	1.2	5.9	NIST
Attack Vector: Network Attack Complexity: Low Privileges Required: High User Interaction: None Scope: Unchanged Confidentiality: High Integrity: High Availability: High

CWE ids for CVE-2020-8958

CWE-78 Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')

The product constructs all or part of an OS command using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the intended OS command when it is sent to a downstream component.

Assigned by: nvd@nist.gov (Primary)

References for CVE-2020-8958

https://www.gpononu.com/gpon-ont/4ge-epon-onu-v2804ew.html

V-SOL V2804EW 4GE GEPON WIFI ONU
Product
https://www.gpononu.com/dual-mode-onu/1GE-Router-WiFi-ONU.html

1GE Router WiFi ONU - Dual Mode ONU
Product
https://github.com/qurbat/gpon

GitHub - qurbat/gpon: A proof of concept for CVE-2020-8958
Exploit;Third Party Advisory
https://www.karansaini.com/os-command-injection-v-sol/

Arbitrary OS command injection on V-SOL home routers – Karan Saini
Exploit;Third Party Advisory

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Vulnerability Details : CVE-2020-8958

Products affected by CVE-2020-8958

Exploit prediction scoring system (EPSS) score for CVE-2020-8958

CVSS scores for CVE-2020-8958

CWE ids for CVE-2020-8958

References for CVE-2020-8958