CVE-2020-8958

Name: CVE-2020-8958
Creator: NVD / NIST
Published: 2020-07-15T21:15:13.66+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 7.2/10EPSS 46.64%

Last modified Jun 17, 2026

CVE-2020-8958 is a high-severity vulnerability rated 7.2/10 on the CVSS scale. 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.. EPSS estimates a 46.64% chance of exploitation in the next 30 days.

Description

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.

Metrics

CVSS 3.1

7.2/10

CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H

EPSS Probability

46.64%

98.7th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-78

Affected Software

Vendor	Product	Versions
Gpononu	1ge Router Wifi Onu V2801rw Firmware	>= 1.9.1-181203, <= 2.9.0-181024
Gpononu	1ge\+3fe\+Wifi Onu V2804rgw Firmware	>= 1.9.1-181203, <= 2.9.0-181024

References

https://github.com/qurbat/gponExploit, Third Party Advisory
https://www.gpononu.com/dual-mode-onu/1GE-Router-WiFi-ONU.htmlProduct
https://www.gpononu.com/gpon-ont/4ge-epon-onu-v2804ew.htmlProduct
https://www.karansaini.com/os-command-injection-v-sol/Exploit, Third Party Advisory
https://github.com/qurbat/gponExploit, Third Party Advisory
https://www.gpononu.com/dual-mode-onu/1GE-Router-WiFi-ONU.htmlProduct
https://www.gpononu.com/gpon-ont/4ge-epon-onu-v2804ew.htmlProduct
https://www.karansaini.com/os-command-injection-v-sol/Exploit, Third Party Advisory

Timeline

Published: Jul 15, 2020
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2020-8958?

How severe is CVE-2020-8958?

CVE-2020-8958 has a CVSS score of 7.2/10 (HIGH severity). The EPSS model estimates a 46.64% probability of exploitation in the next 30 days.

How do I fix CVE-2020-8958?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2020-8958?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST