How severe is CVE-2017-5632?

CVE-2017-5632 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 none, integrity none, and availability high.

Is CVE-2017-5632 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-2017-5632?

CVE-2017-5632 affects Asus Rt-n56u Firmware. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2017-5632?

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

When was CVE-2017-5632 published?

CVE-2017-5632 was published on 2017-01-30 and last updated on 2026-06-17.

CVE-2017-5632

CVE-2017-5632 is a medium-severity vulnerability in Asus Rt-n56u 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.

Key facts

Severity: Medium (CVSS 3.x base score 6.5)
CVSS v2: 3.3
EPSS exploit prediction: 1% (40th percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Asus Rt-n56u Firmware
Published: 2017-01-30
Last modified: 2026-06-17

Description

An issue was discovered on the ASUS RT-N56U Wireless Router with Firmware 3.0.0.4.374_979. When executing an "nmap -O" command that specifies an IP address of an affected device, one can crash the device's WAN connection, causing disconnection from the Internet, a Denial of Service (DoS). The attack is only possible from within the local area network.

Frequently asked questions

What is CVE-2017-5632?: An issue was discovered on the ASUS RT-N56U Wireless Router with Firmware 3.0.0.4.374_979. When executing an "nmap -O" command that specifies an IP address of an affected device, one can crash the device's WAN connection, causing disconnection from the Internet, a Denial of Service (DoS). The attack is only possible from within the local area network.
How severe is CVE-2017-5632?: CVE-2017-5632 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 none, integrity none, and availability high.
Is CVE-2017-5632 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-2017-5632?: CVE-2017-5632 affects Asus Rt-n56u Firmware. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2017-5632?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2017-5632 published?: CVE-2017-5632 was published on 2017-01-30 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:o:asus:rt-n56u_firmware:3.0.0.4.374_979:*:*:*:*:*:*:*

More vulnerabilities in Asus Rt-n56u Firmware

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CVE-2013-3093 — High (CVSS 8.8): ASUS RT-N56U devices allow CSRF.
CVE-2014-7270 — Medium (CVSS 6.8): Cross-site request forgery (CSRF) vulnerability on ASUS JAPAN RT-AC87U routers with firmware 3.0.0.4.378.3754 and…
CVE-2014-7269 — Medium (CVSS 6.5): ASUS JAPAN RT-AC87U routers with firmware 3.0.0.4.378.3754 and earlier, RT-AC68U routers with firmware 3.0.0.4.376.3715…

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