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CVE-2020-8958

52
FAUCET Score

CVE-2020-8958 is a critical OS command injection vulnerability affecting Guangzhou 1GE ONU V2801RW and V2804RGW devices, allowing remote attackers to execute arbitrary commands by injecting shell metacharacters into the "Dest IP Address" field. With a CVSS score of 7.2 (High), this vulnerability is easily exploitable over the network with high privileges, leading to complete compromise of confidentiality, integrity, and availability. While no public exploit code is officially available, the high EPSS score and extensive media coverage, including its association with the BotenaGo malware, indicate significant community attention and a high likelihood of exploitation in the wild.

Impacted Technologies

VendorProductVersion(s)CPE
>= 1.9.1-181203, <= 2.9.0-181024CPE matchmatch criteria
cpe:2.3:o:gpononu:1ge_router_wifi_onu_v2801rw_firmware:*:*:*:*:*:*:*:*
>= 1.9.1-181203, <= 2.9.0-181024CPE matchmatch criteria
cpe:2.3:o:gpononu:1ge\+3fe\+wifi_onu_v2804rgw_firmware:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.1

7.2HIGH

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

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
HIGH
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
Exploitability Score
1.2
Impact Score
5.9
CvssVersion
3.1

Exploit Intelligence

EPSS Score
46.64%
Probability of exploitation in next 30 days
EPSS Percentile
98.7%
Percentile rank of EPSS score among Peer Group
As of 2026-07-25
Model: v2026.06.15
This CVE's current EPSS score of 0.4664 is in the 98th percentile among its peer group of 5,531 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.1 Mastodon, and 0.3 GitHub mentions.

Media Mentions

The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Remediation records are not available for this CVE.

References

github.com / qurbat/gpon
ExploitThird Party Advisory
gpononu.com / dual-mode-onu/1GE-Router-WiFi-ONU.html
Product
gpononu.com / gpon-ont/4ge-epon-onu-v2804ew.html
Product
karansaini.com / os-command-injection-v-sol
ExploitThird Party Advisory