How severe is CVE-2017-3832?

CVE-2017-3832 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.

Is CVE-2017-3832 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (87th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2017-3832?

CVE-2017-3832 affects Cisco Wireless Lan Controller Firmware. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2017-3832?

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-2017-3832 published?

CVE-2017-3832 was published on 2017-04-06 and last updated on 2026-06-17.

CVE-2017-3832

CVE-2017-3832 is a high-severity vulnerability in Cisco Wireless Lan Controller Firmware with a CVSS 3.x base score of 7.5. 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-755.

Key facts

Severity: High (CVSS 3.x base score 7.5)
CVSS v2: 7.8
EPSS exploit prediction: 3% (87th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-755
Affected product: Cisco Wireless Lan Controller Firmware
Published: 2017-04-06
Last modified: 2026-06-17

Description

A vulnerability in the web management interface of Cisco Wireless LAN Controller (WLC) Software could allow an unauthenticated, remote attacker to cause a denial of service (DoS) condition on an affected device. The vulnerability is due to a missing internal handler for the specific request. An attacker could exploit this vulnerability by accessing a specific hidden URL on the GUI web management interface. A successful exploit could allow the attacker to cause a reload of the device, resulting in a DoS condition. This vulnerability affects only the Cisco Wireless LAN Controller 8.3.102.0 release. Cisco Bug IDs: CSCvb48198.

Frequently asked questions

What is CVE-2017-3832?: A vulnerability in the web management interface of Cisco Wireless LAN Controller (WLC) Software could allow an unauthenticated, remote attacker to cause a denial of service (DoS) condition on an affected device. The vulnerability is due to a missing internal handler for the specific request. An attacker could exploit this vulnerability by accessing a specific hidden URL on the GUI web management interface. A successful exploit could allow the attacker to cause a reload of the device, resulting in a DoS condition. This vulnerability affects only the Cisco Wireless LAN Controller 8.3.102.0 release. Cisco Bug IDs: CSCvb48198.
How severe is CVE-2017-3832?: CVE-2017-3832 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.
Is CVE-2017-3832 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (87th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2017-3832?: CVE-2017-3832 affects Cisco Wireless Lan Controller Firmware. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2017-3832?: 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-2017-3832 published?: CVE-2017-3832 was published on 2017-04-06 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:o:cisco:wireless_lan_controller_firmware:8.3.102.0:*:*:*:*:*:*:*

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