How severe is CVE-2017-18737?

CVE-2017-18737 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over an adjacent network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2017-18737 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (76th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2017-18737?

CVE-2017-18737 primarily affects Netgear Jnr1010 Firmware. In total, 13 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2017-18737?

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-2017-18737 published?

CVE-2017-18737 was published on 2020-04-23 and last updated on 2026-06-17.

CVE-2017-18737

CVE-2017-18737 is a high-severity vulnerability in Netgear Jnr1010 Firmware with a CVSS 3.x base score of 8.8. 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-74.

Key facts

Severity: High (CVSS 3.x base score 8.8)
CVSS v2: 5.8
EPSS exploit prediction: 2% (76th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-74
Affected product: Netgear Jnr1010 Firmware
Published: 2020-04-23
Last modified: 2026-06-17

Description

Certain NETGEAR devices are affected by command injection by an unauthenticated attacker. This affects JNR1010v2 before 1.1.0.44, JR6150 before 1.0.1.10, JWNR2010v5 before 1.1.0.44, PR2000 before 1.0.0.18, R6050 before 1.0.1.10, R6220 before 1.1.0.50, R6700v2 before 1.2.0.4, R6800 before 1.2.0.4, R6900v2 before 1.2.0.4, WNDR3700v5 before 1.1.0.48, WNR1000v4 before 1.1.0.44, WNR2020 before 1.1.0.44, and WNR2050 before 1.1.0.44.

Frequently asked questions

What is CVE-2017-18737?: Certain NETGEAR devices are affected by command injection by an unauthenticated attacker. This affects JNR1010v2 before 1.1.0.44, JR6150 before 1.0.1.10, JWNR2010v5 before 1.1.0.44, PR2000 before 1.0.0.18, R6050 before 1.0.1.10, R6220 before 1.1.0.50, R6700v2 before 1.2.0.4, R6800 before 1.2.0.4, R6900v2 before 1.2.0.4, WNDR3700v5 before 1.1.0.48, WNR1000v4 before 1.1.0.44, WNR2020 before 1.1.0.44, and WNR2050 before 1.1.0.44.
How severe is CVE-2017-18737?: CVE-2017-18737 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over an adjacent network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2017-18737 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (76th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2017-18737?: CVE-2017-18737 primarily affects Netgear Jnr1010 Firmware. In total, 13 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2017-18737?: 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-2017-18737 published?: CVE-2017-18737 was published on 2020-04-23 and last updated on 2026-06-17.

References

https://kb.netgear.com/000051518/Security-Advisory-for-Pre-Authentication-Command-Injection-on-Some-Routers-and-Extenders-PSV-2017-2140

Affected products (13)

cpe:2.3:o:netgear:jnr1010_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:netgear:jr6150_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:netgear:jwnr2010_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:netgear:pr2000_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:netgear:r6050_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:netgear:r6220_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:netgear:r6700_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:netgear:r6800_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:netgear:r6900_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:netgear:wndr3700_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:netgear:wnr1000_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:netgear:wnr2020_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:netgear:wnr2050_firmware:*:*:*:*:*:*:*:*

More vulnerabilities in Netgear Jnr1010 Firmware

CVE-2016-11014 — Critical (CVSS 9.8): NETGEAR JNR1010 devices before 1.0.0.32 have Incorrect Access Control because the ok value of the auth cookie is a…
CVE-2018-21226 — High (CVSS 8.8): Certain NETGEAR devices are affected by authentication bypass. This affects JNR1010v2 before 1.1.0.48, JWNR2010v5…
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