How severe is CVE-2017-18707?

CVE-2017-18707 has a CVSS 3.x base score of 6.8, rated medium severity. It is exploitable over an adjacent network with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2017-18707 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (40th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2017-18707?

CVE-2017-18707 primarily affects Netgear R8300 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-2017-18707?

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

When was CVE-2017-18707 published?

CVE-2017-18707 was published on 2020-04-24 and last updated on 2026-06-17.

CVE-2017-18707

CVE-2017-18707 is a medium-severity vulnerability in Netgear R8300 Firmware with a CVSS 3.x base score of 6.8. 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-120.

Key facts

Severity: Medium (CVSS 3.x base score 6.8)
CVSS v2: 5.2
EPSS exploit prediction: 1% (40th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-120
Affected product: Netgear R8300 Firmware
Published: 2020-04-24
Last modified: 2026-06-17

Description

Certain NETGEAR devices are affected by a buffer overflow by an authenticated user. This affects R8300 before 1.0.2.106 and R8500 before 1.0.2.106.

Frequently asked questions

What is CVE-2017-18707?: Certain NETGEAR devices are affected by a buffer overflow by an authenticated user. This affects R8300 before 1.0.2.106 and R8500 before 1.0.2.106.
How severe is CVE-2017-18707?: CVE-2017-18707 has a CVSS 3.x base score of 6.8, rated medium severity. It is exploitable over an adjacent network with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2017-18707 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (40th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2017-18707?: CVE-2017-18707 primarily affects Netgear R8300 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-2017-18707?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2017-18707 published?: CVE-2017-18707 was published on 2020-04-24 and last updated on 2026-06-17.

References

https://kb.netgear.com/000053158/Security-Advisory-for-Post-Authentication-Buffer-Overflow-on-Some-Routers-PSV-2017-0316

Affected products (2)

cpe:2.3:o:netgear:r8300_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:netgear:r8500_firmware:*:*:*:*:*:*:*:*

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