CVE-2022-40861
CVE-2022-40861 is a high-severity vulnerability in Tenda Ac18 Firmware with a CVSS 3.x base score of 7.2. 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-787.
Key facts
- Severity: High (CVSS 3.x base score 7.2)
- EPSS exploit prediction: 1% (57th percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-787
- Affected product: Tenda Ac18 Firmware
- Published:
- Last modified:
Description
Tenda AC18 router V15.03.05.19 contains a stack overflow vulnerability in the formSetQosBand->FUN_0007db78 function with the request /goform/SetNetControlList/
Frequently asked questions
- What is CVE-2022-40861?
- Tenda AC18 router V15.03.05.19 contains a stack overflow vulnerability in the formSetQosBand->FUN_0007db78 function with the request /goform/SetNetControlList/
- How severe is CVE-2022-40861?
- CVE-2022-40861 has a CVSS 3.x base score of 7.2, rated high severity. It is exploitable over network with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
- Is CVE-2022-40861 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (57th percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2022-40861?
- CVE-2022-40861 affects Tenda Ac18 Firmware. See the affected-products list for the exact vulnerable versions.
- How do I fix CVE-2022-40861?
- 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-2022-40861 published?
- CVE-2022-40861 was published on 2022-09-23 and last updated on 2026-06-17.
References
Affected products (1)
- cpe:2.3:o:tenda:ac18_firmware:15.03.05.19\(6318\):*:*:*:*:*:*:*
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…
All CVEs affecting Tenda Ac18 Firmware →
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