CVE-2022-45640
CVE-2022-45640 is a high-severity vulnerability in Tenda Ac6 Firmware with a CVSS 3.x base score of 7.5. 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 7.5)
- EPSS exploit prediction: 1% (58th percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-787
- Affected product: Tenda Ac6 Firmware
- Published:
- Last modified:
Description
Tenda Tenda AC6V1.0 V15.03.05.19 is affected by buffer overflow. Causes a denial of service (local).
Frequently asked questions
- What is CVE-2022-45640?
- Tenda Tenda AC6V1.0 V15.03.05.19 is affected by buffer overflow. Causes a denial of service (local).
- How severe is CVE-2022-45640?
- CVE-2022-45640 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.
- Is CVE-2022-45640 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (58th percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2022-45640?
- CVE-2022-45640 affects Tenda Ac6 Firmware. See the affected-products list for the exact vulnerable versions.
- How do I fix CVE-2022-45640?
- 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-2022-45640 published?
- CVE-2022-45640 was published on 2022-12-01 and last updated on 2026-06-17.
References
- https://github.com/Double-q1015/CVE-vulns/blob/main/tenda_ac6v1.0_vuln/Tenda%20AC6V1.0%20V15.03.05.19%20Stack%20overflow%20vulnerability.md
- https://vulncheck.com/blog/xiongmai-iot-exploitation
Affected products (1)
- cpe:2.3:o:tenda:ac6_firmware:15.03.05.19:*:*:*:*:*:*:*
More vulnerabilities in Tenda Ac6 Firmware
- CVE-2025-52221 — Critical (CVSS 9.8): Tenda AC6 15.03.05.16_multi is vulnerable to Buffer Overflow in the formSetCfm function via the funcname, funcpara1,…
- CVE-2025-27129 — Critical (CVSS 9.8): An authentication bypass vulnerability exists in the HTTP authentication functionality of Tenda AC6 V5.0 V02.03.01.110.…
- CVE-2025-29031 — Critical (CVSS 9.8): Tenda AC6 v15.03.05.16 was discovered to contain a buffer overflow via the fromAddressNat function.
- CVE-2025-29030 — Critical (CVSS 9.8): Tenda AC6 v15.03.05.16 was discovered to contain a buffer overflow via the formWifiWpsOOB function.
- CVE-2025-29029 — Critical (CVSS 9.8): Tenda AC6 v15.03.05.16 was discovered to contain a buffer overflow via the formSetSpeedWan function.
- CVE-2025-25343 — Critical (CVSS 9.8): Tenda AC6 V15.03.05.16 firmware has a buffer overflow vulnerability in the formexeCommand function.
All CVEs affecting Tenda Ac6 Firmware →
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