How severe is CVE-2017-11645?

CVE-2017-11645 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2017-11645 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (67th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2017-11645?

CVE-2017-11645 primarily affects Netcomm 4gt101w Software. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2017-11645?

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

When was CVE-2017-11645 published?

CVE-2017-11645 was published on 2017-07-28 and last updated on 2026-06-17.

CVE-2017-11645

CVE-2017-11645 is a critical-severity vulnerability in Netcomm 4gt101w Software with a CVSS 3.x base score of 9.8. 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-287.

Key facts

Severity: Critical (CVSS 3.x base score 9.8)
CVSS v2: 7.5
EPSS exploit prediction: 1% (67th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-287
Affected product: Netcomm 4gt101w Software
Published: 2017-07-28
Last modified: 2026-06-17

Description

NetComm Wireless 4GT101W routers with Hardware: 0.01 / Software: V1.1.8.8 / Bootloader: 1.1.3 do not require authentication for logfile.html, status.html, or system_config.html.

Frequently asked questions

What is CVE-2017-11645?: NetComm Wireless 4GT101W routers with Hardware: 0.01 / Software: V1.1.8.8 / Bootloader: 1.1.3 do not require authentication for logfile.html, status.html, or system_config.html.
How severe is CVE-2017-11645?: CVE-2017-11645 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2017-11645 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (67th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2017-11645?: CVE-2017-11645 primarily affects Netcomm 4gt101w Software. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2017-11645?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
When was CVE-2017-11645 published?: CVE-2017-11645 was published on 2017-07-28 and last updated on 2026-06-17.

References

https://iscouncil.blogspot.com/2017/07/access-violation-vulnerability-in.html

Affected products (2)

cpe:2.3:a:netcomm:4gt101w_software:1.1.8.8:*:*:*:*:*:*:*
cpe:2.3:o:netcomm:4gt101w_bootloader:1.1.3:*:*:*:*:*:*:*

More vulnerabilities in Netcomm 4gt101w Software

CVE-2017-11646 — High (CVSS 8.8): NetComm Wireless 4GT101W routers with Hardware: 0.01 / Software: V1.1.8.8 / Bootloader: 1.1.3 are vulnerable to CSRF…
CVE-2017-11647 — Medium (CVSS 5.4): NetComm Wireless 4GT101W routers with Hardware: 0.01 / Software: V1.1.8.8 / Bootloader: 1.1.3 are vulnerable to stored…

All CVEs affecting Netcomm 4gt101w Software →

Other CWE-287 (Improper Authentication) vulnerabilities

CVE-2026-45480 — Critical (CVSS 10.0): Improper authentication in Azure Active Directory allows an unauthorized attacker to elevate privileges over a network.
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 →