How severe is CVE-2016-6557?

CVE-2016-6557 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2016-6557 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (54th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2016-6557?

CVE-2016-6557 primarily affects Asus Rp-ac52 Firmware. In total, 7 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2016-6557?

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-2016-6557 published?

CVE-2016-6557 was published on 2018-07-13 and last updated on 2026-06-17.

CVE-2016-6557

CVE-2016-6557 is a high-severity vulnerability in Asus Rp-ac52 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-352.

Key facts

Severity: High (CVSS 3.x base score 8.8)
CVSS v2: 6.8
EPSS exploit prediction: 1% (54th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-352
Affected product: Asus Rp-ac52 Firmware
Published: 2018-07-13
Last modified: 2026-06-17

Description

In ASUS RP-AC52 access points with firmware version 1.0.1.1s and possibly earlier, the web interface, the web interface does not sufficiently verify whether a valid request was intentionally provided by the user. An attacker can perform actions with the same permissions as a victim user, provided the victim has an active session and is induced to trigger the malicious request.

Frequently asked questions

What is CVE-2016-6557?: In ASUS RP-AC52 access points with firmware version 1.0.1.1s and possibly earlier, the web interface, the web interface does not sufficiently verify whether a valid request was intentionally provided by the user. An attacker can perform actions with the same permissions as a victim user, provided the victim has an active session and is induced to trigger the malicious request.
How severe is CVE-2016-6557?: CVE-2016-6557 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2016-6557 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (54th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2016-6557?: CVE-2016-6557 primarily affects Asus Rp-ac52 Firmware. In total, 7 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2016-6557?: 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-2016-6557 published?: CVE-2016-6557 was published on 2018-07-13 and last updated on 2026-06-17.

References

Affected products (7)

cpe:2.3:o:asus:rp-ac52_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:asus:ea-n66_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:asus:rp-n12_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:asus:rp-n14_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:asus:rp-n53_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:asus:rp-ac56_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:asus:wmp-n12_firmware:-:*:*:*:*:*:*:*

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