How severe is CVE-2020-8958?

CVE-2020-8958 has a CVSS 3.x base score of 7.2, rated high severity. It is exploitable over network with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2020-8958 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 47% (99th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2020-8958?

CVE-2020-8958 primarily affects Gpononu 1ge Router Wifi Onu V2801rw Firmware. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2020-8958?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

When was CVE-2020-8958 published?

CVE-2020-8958 was published on 2020-07-15 and last updated on 2026-06-17.

CVE-2020-8958

CVE-2020-8958 is a high-severity vulnerability in Gpononu 1ge Router Wifi Onu V2801rw Firmware with a CVSS 3.x base score of 7.2. Its EPSS exploit-prediction score of 47% places it in the 99th percentile, indicating an elevated likelihood of exploitation. The underlying weakness is classified as CWE-78.

Key facts

Severity: High (CVSS 3.x base score 7.2)
CVSS v2: 9.0
EPSS exploit prediction: 47% (99th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-78
Affected product: Gpononu 1ge Router Wifi Onu V2801rw Firmware
Published: 2020-07-15
Last modified: 2026-06-17

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.

Frequently asked questions

What is CVE-2020-8958?: 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.
How severe is CVE-2020-8958?: CVE-2020-8958 has a CVSS 3.x base score of 7.2, rated high severity. It is exploitable over network with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2020-8958 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 47% (99th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2020-8958?: CVE-2020-8958 primarily affects Gpononu 1ge Router Wifi Onu V2801rw Firmware. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2020-8958?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2020-8958 published?: CVE-2020-8958 was published on 2020-07-15 and last updated on 2026-06-17.

References

Affected products (2)

cpe:2.3:o:gpononu:1ge_router_wifi_onu_v2801rw_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:gpononu:1ge\+3fe\+wifi_onu_v2804rgw_firmware:*:*:*:*:*:*:*:*

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