How severe is CVE-2018-5767?

CVE-2018-5767 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-2018-5767 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 41% (99th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2018-5767?

CVE-2018-5767 affects Tendacn Ac15 Firmware. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2018-5767?

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-2018-5767 published?

CVE-2018-5767 was published on 2018-02-15 and last updated on 2026-06-17.

CVE-2018-5767

CVE-2018-5767 is a critical-severity vulnerability in Tendacn Ac15 Firmware with a CVSS 3.x base score of 9.8. Its EPSS exploit-prediction score of 41% places it in the 99th percentile, indicating an elevated likelihood of exploitation. The underlying weakness is classified as CWE-20.

Key facts

Severity: Critical (CVSS 3.x base score 9.8)
CVSS v2: 7.5
EPSS exploit prediction: 41% (99th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-20
Affected product: Tendacn Ac15 Firmware
Published: 2018-02-15
Last modified: 2026-06-17

Description

An issue was discovered on Tenda AC15 V15.03.1.16_multi devices. A remote, unauthenticated attacker can gain remote code execution on the device with a crafted password parameter for the COOKIE header.

Frequently asked questions

What is CVE-2018-5767?: An issue was discovered on Tenda AC15 V15.03.1.16_multi devices. A remote, unauthenticated attacker can gain remote code execution on the device with a crafted password parameter for the COOKIE header.
How severe is CVE-2018-5767?: CVE-2018-5767 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-2018-5767 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 41% (99th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2018-5767?: CVE-2018-5767 affects Tendacn Ac15 Firmware. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2018-5767?: 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-2018-5767 published?: CVE-2018-5767 was published on 2018-02-15 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:o:tendacn:ac15_firmware:15.03.1.16:*:*:*:*:*:*:*

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