How severe is CVE-2020-5621?

CVE-2020-5621 has a CVSS 3.x base score of 4.3, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is none, integrity low, and availability none.

Is CVE-2020-5621 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (52nd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2020-5621?

CVE-2020-5621 primarily affects Netgear Gs716tv2 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-2020-5621?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2020-5621 published?

CVE-2020-5621 was published on 2020-08-28 and last updated on 2026-06-17.

CVE-2020-5621

CVE-2020-5621 is a medium-severity vulnerability in Netgear Gs716tv2 Firmware with a CVSS 3.x base score of 4.3. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-352.

Key facts

Severity: Medium (CVSS 3.x base score 4.3)
CVSS v2: 4.3
EPSS exploit prediction: 1% (52nd percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-352
Affected product: Netgear Gs716tv2 Firmware
Published: 2020-08-28
Last modified: 2026-06-17

Description

Cross-site request forgery (CSRF) vulnerability in NETGEAR switching hubs (GS716Tv2 Firmware version 5.4.2.30 and earlier, and GS724Tv3 Firmware version 5.4.2.30 and earlier) allow remote attackers to hijack the authentication of administrators and alter the settings of the device via unspecified vectors.

Frequently asked questions

What is CVE-2020-5621?: Cross-site request forgery (CSRF) vulnerability in NETGEAR switching hubs (GS716Tv2 Firmware version 5.4.2.30 and earlier, and GS724Tv3 Firmware version 5.4.2.30 and earlier) allow remote attackers to hijack the authentication of administrators and alter the settings of the device via unspecified vectors.
How severe is CVE-2020-5621?: CVE-2020-5621 has a CVSS 3.x base score of 4.3, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is none, integrity low, and availability none.
Is CVE-2020-5621 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (52nd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2020-5621?: CVE-2020-5621 primarily affects Netgear Gs716tv2 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-2020-5621?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2020-5621 published?: CVE-2020-5621 was published on 2020-08-28 and last updated on 2026-06-17.

References

Affected products (2)

cpe:2.3:o:netgear:gs716tv2_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:netgear:gs724tv3_firmware:*:*:*:*:*:*:*:*

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