How severe is CVE-2022-44177?

CVE-2022-44177 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-2022-44177 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (48th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2022-44177?

CVE-2022-44177 affects Tenda Ac18 Firmware. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2022-44177?

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-2022-44177 published?

CVE-2022-44177 was published on 2022-11-21 and last updated on 2026-06-17.

CVE-2022-44177

CVE-2022-44177 is a critical-severity vulnerability in Tenda Ac18 Firmware 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-120.

Key facts

Severity: Critical (CVSS 3.x base score 9.8)
EPSS exploit prediction: 1% (48th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-120
Affected product: Tenda Ac18 Firmware
Published: 2022-11-21
Last modified: 2026-06-17

Description

Tenda AC18 V15.03.05.19 is vulnerable to Buffer Overflow via function formWifiWpsStart.

Frequently asked questions

What is CVE-2022-44177?: Tenda AC18 V15.03.05.19 is vulnerable to Buffer Overflow via function formWifiWpsStart.
How severe is CVE-2022-44177?: CVE-2022-44177 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-2022-44177 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (48th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2022-44177?: CVE-2022-44177 affects Tenda Ac18 Firmware. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2022-44177?: 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-2022-44177 published?: CVE-2022-44177 was published on 2022-11-21 and last updated on 2026-06-17.

References

https://github.com/RobinWang825/IoT_vuln/tree/main/Tenda/AC18/formWifiWpsStart

Affected products (1)

cpe:2.3:o:tenda:ac18_firmware:15.03.05.19:*:*:*:*:*:*:*

More vulnerabilities in Tenda Ac18 Firmware

CVE-2026-31255 — Critical (CVSS 9.8): A command injection vulnerability exists in Tenda AC18 V15.03.05.05_multi. The vulnerability is located in the…
CVE-2024-57583 — Critical (CVSS 9.8): Tenda AC18 V15.03.05.19 was discovered to contain a command injection vulnerability via the usbName parameter in the…
CVE-2024-57582 — Critical (CVSS 9.8): Tenda AC18 V15.03.05.19 was discovered to contain a stack overflow via the startIP parameter in the formSetPPTPServer…
CVE-2024-57581 — Critical (CVSS 9.8): Tenda AC18 V15.03.05.19 was discovered to contain a stack overflow via the firewallEn parameter in the…
CVE-2024-57580 — Critical (CVSS 9.8): Tenda AC18 V15.03.05.19 was discovered to contain a stack overflow via the devName parameter in the formSetDeviceName…
CVE-2024-57579 — Critical (CVSS 9.8): Tenda AC18 V15.03.05.19 was discovered to contain a stack overflow via the limitSpeedUp parameter in the…

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