CVE-2021-38278
CVE-2021-38278 is a critical-severity vulnerability in Tendacn Ac10 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-787.
Key facts
- Severity: Critical (CVSS 3.x base score 9.8)
- CVSS v2: 7.5
- EPSS exploit prediction: 1% (69th percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-787
- Affected product: Tendacn Ac10 Firmware
- Published:
- Last modified:
Description
Tenda AC10-1200 v15.03.06.23_EN was discovered to contain a buffer overflow via the urls parameter in the saveParentControlInfo function.
Frequently asked questions
- What is CVE-2021-38278?
- Tenda AC10-1200 v15.03.06.23_EN was discovered to contain a buffer overflow via the urls parameter in the saveParentControlInfo function.
- How severe is CVE-2021-38278?
- CVE-2021-38278 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-2021-38278 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (69th percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2021-38278?
- CVE-2021-38278 affects Tendacn Ac10 Firmware. See the affected-products list for the exact vulnerable versions.
- How do I fix CVE-2021-38278?
- 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-2021-38278 published?
- CVE-2021-38278 was published on 2022-03-23 and last updated on 2026-06-17.
References
Affected products (1)
- cpe:2.3:o:tendacn:ac10_firmware:15.03.06.23:*:*:*:*:*:*:*
More vulnerabilities in Tendacn Ac10 Firmware
- CVE-2023-37144 — Critical (CVSS 9.8): Tenda AC10 v15.03.06.26 was discovered to contain a command injection vulnerability via the mac parameter in the…
- CVE-2018-16334 — High (CVSS 8.8): An issue was discovered on Tenda AC9 V15.03.05.19(6318)_CN and AC10 V15.03.06.23_CN devices. The mac parameter in a…
- CVE-2022-26243 — High (CVSS 7.5): Tenda AC10-1200 v15.03.06.23_EN was discovered to contain a buffer overflow in the setSmartPowerManagement function.
- CVE-2021-38772 — High (CVSS 7.5): Tenda AC10-1200 v15.03.06.23_EN was discovered to contain a buffer overflow via the list parameter in the…
- CVE-2018-16333 — High (CVSS 7.5): An issue was discovered on Tenda AC7 V15.03.06.44_CN, AC9 V15.03.05.19(6318)_CN, AC10 V15.03.06.23_CN, AC15…
- CVE-2018-14492 — High (CVSS 7.5): Tenda AC7 through V15.03.06.44_CN, AC9 through V15.03.05.19(6318)_CN, and AC10 through V15.03.06.23_CN devices have a…
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