How severe is CVE-2017-18862?

CVE-2017-18862 has a CVSS 3.x base score of 6.5, rated medium 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 none, and availability none.

Is CVE-2017-18862 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (41st percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2017-18862?

CVE-2017-18862 primarily affects Netgear Jgs516pe Firmware. In total, 12 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2017-18862?

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

When was CVE-2017-18862 published?

CVE-2017-18862 was published on 2020-04-28 and last updated on 2026-06-17.

CVE-2017-18862

CVE-2017-18862 is a medium-severity vulnerability in Netgear Jgs516pe Firmware with a CVSS 3.x base score of 6.5. 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-287.

Key facts

Severity: Medium (CVSS 3.x base score 6.5)
CVSS v2: 3.3
EPSS exploit prediction: 1% (41st percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-287
Affected product: Netgear Jgs516pe Firmware
Published: 2020-04-28
Last modified: 2026-06-17

Description

Certain NETGEAR devices are affected by authentication bypass. This affects JGS516PE before 2017-05-11, JGS524Ev2 before 2017-05-11, JGS524PE before 2017-05-11, GS105Ev2 before 2017-05-11, GS105PE before 2017-05-11, GS108Ev3 before 2017-05-11, GS108PEv3 before 2017-05-11, GS116Ev2 before 2017-05-11, GSS108E before 2017-05-11, GSS116E before 2017-05-11, XS708Ev2 before 2017-05-11, and XS716E before 2017-05-11.

Frequently asked questions

What is CVE-2017-18862?: Certain NETGEAR devices are affected by authentication bypass. This affects JGS516PE before 2017-05-11, JGS524Ev2 before 2017-05-11, JGS524PE before 2017-05-11, GS105Ev2 before 2017-05-11, GS105PE before 2017-05-11, GS108Ev3 before 2017-05-11, GS108PEv3 before 2017-05-11, GS116Ev2 before 2017-05-11, GSS108E before 2017-05-11, GSS116E before 2017-05-11, XS708Ev2 before 2017-05-11, and XS716E before 2017-05-11.
How severe is CVE-2017-18862?: CVE-2017-18862 has a CVSS 3.x base score of 6.5, rated medium 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 none, and availability none.
Is CVE-2017-18862 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (41st percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2017-18862?: CVE-2017-18862 primarily affects Netgear Jgs516pe Firmware. In total, 12 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2017-18862?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2017-18862 published?: CVE-2017-18862 was published on 2020-04-28 and last updated on 2026-06-17.

References

https://kb.netgear.com/000037849/Security-Advisory-for-Authentication-Bypass-on-ProSAFE-Web-Managed-Switches-PSV-2015-0043

Affected products (12)

cpe:2.3:o:netgear:jgs516pe_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:netgear:jgs524e_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:netgear:jgs524pe_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:netgear:gs105e_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:netgear:gs105pe_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:netgear:gs108e_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:netgear:gs108pe_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:netgear:gs116e_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:netgear:gss108e_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:netgear:gss116e_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:netgear:xs708e_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:netgear:xs716e_firmware:*:*:*:*:*:*:*:*

More vulnerabilities in Netgear Jgs516pe Firmware

CVE-2020-26919 — Critical (CVSS 9.8): NETGEAR JGS516PE devices before 2.6.0.43 are affected by lack of access control at the function level.
CVE-2020-35231 — High (CVSS 8.8): The NSDP protocol implementation on NETGEAR JGS516PE/GS116Ev2 v2.6.0.43 devices was affected by an authentication issue…
CVE-2020-35229 — High (CVSS 8.8): The authentication token required to execute NSDP write requests on NETGEAR JGS516PE/GS116Ev2 v2.6.0.43 devices is not…
CVE-2020-35223 — High (CVSS 8.8): The CSRF protection mechanism implemented in the web administration panel on NETGEAR JGS516PE/GS116Ev2 v2.6.0.43…
CVE-2020-35221 — High (CVSS 8.8): The hashing algorithm implemented for NSDP password authentication on NETGEAR JGS516PE/GS116Ev2 v2.6.0.43 devices was…
CVE-2020-35801 — High (CVSS 8.3): Certain NETGEAR devices are affected by incorrect configuration of security settings. This affects JGS516PE before…

All CVEs affecting Netgear Jgs516pe Firmware →

Other CWE-287 (Improper Authentication) vulnerabilities

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CVE-2026-46389 — Critical (CVSS 10.0): UDS Identity Config builds the Keycloak configuration image (realm, plugins, theme, truststore, JARs) consumed by UDS…
CVE-2026-10611 — Critical (CVSS 10.0): An authentication bypass vulnerability exists in MISP when LDAP mixed authentication is enabled with OTP enforcement.…
CVE-2026-47280 — Critical (CVSS 10.0): Improper authentication in Azure Resource Manager (ARM) allows an unauthorized attacker to elevate privileges over a…
CVE-2026-42822 — Critical (CVSS 10.0): Improper authentication in Azure Local Disconnected Operations allows an unauthorized attacker to elevate privileges…
CVE-2026-20182 — Critical (CVSS 10.0): May 2026: This security advisory provides the details and fix information for a vulnerability that was discovered and…

Browse all CWE-287 (Improper Authentication) vulnerabilities →