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Vulnerability record · CVE-2021-38278 · published 23 March 2022

CVE-2021-38278: Tendacn ac10 firmware out-of-bounds write vulnerability

Tendacn · Ac10 Firmware

Tenda AC10-1200 v15.03.06.23_EN was discovered to contain a buffer overflow via the urls parameter in the saveParentControlInfo function.

9.8 CVSS 3.1 Critical EPSS 1.4% · top 27.8% CWE-787 · Out-of-bounds write
9.8CVSS 3.1 base score, v2 7.5
1.4%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
2References, 2 tagged exploit
17 Jun 2026Last modified by NVD

Description

Tenda AC10-1200 v15.03.06.23_EN was discovered to contain a buffer overflow via the urls parameter in the saveParentControlInfo function.

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://noob3xploiter.medium.com/hacking-the-tenda-ac10-1200-router-part-2-strcpy-buffer-overflow-92cd88e1d503 ExploitVendor Advisory
https://noob3xploiter.medium.com/hacking-the-tenda-ac10-1200-router-part-2-strcpy-buffer-overflow-92cd88e1d503 ExploitVendor Advisory

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

9.8CVE-2023-37144Tendacn ac10 firmware command injection vulnerabilityTenda AC10 v15.03.06.26 was discovered to contain a command injection vulnerability via the mac parameter in the function formWriteFacMac.EPSS 2.4%8.8CVE-2018-16334Tendacn ac10 firmware os command injection vulnerabilityAn 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 POST request is used directly in …EPSS 3.6%7.5CVE-2022-26243Tendacn ac10 firmware classic buffer overflow vulnerabilityTenda AC10-1200 v15.03.06.23_EN was discovered to contain a buffer overflow in the setSmartPowerManagement function.EPSS 1.2%7.5CVE-2021-38772Tendacn ac10 firmware classic buffer overflow vulnerabilityTenda AC10-1200 v15.03.06.23_EN was discovered to contain a buffer overflow via the list parameter in the fromSetIpMacBind function.EPSS 1.2%7.5CVE-2018-16333Tendacn ac18 firmware memory buffer overflow vulnerabilityAn 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 V15.03.05.19_CN, and AC18 V15.03.05.19(63…EPSS 1.7%7.5CVE-2018-14492Tendacn ac7 firmware out-of-bounds write vulnerabilityTenda 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 Stack-based Buffer Overflow via…EPSS 1.1%8.8CVE-2026-86950Apple ipados out-of-bounds write vulnerabilityAn out-of-bounds write issue was addressed with improved bounds checking. This issue is fixed in iOS 26.7.1 and iPadOS 26.7.1, macOS Sequoia 15.8.1, …KEVEPSS 1.2%8.8CVE-2026-53266Linux kernel ebtables SNAT out-of-bounds write in ARP rewriteThe ebtables SNAT target rewrites the ARP sender hardware address via skb_store_bits() without first making that range writable. When the ARP SHA byt…KEVEPSS 0.83%analysed

Source: NIST National Vulnerability Database (record CVE-2021-38278), CISA KEV, FIRST EPSS (scores of 2026-10-17). This page is refreshed as NVD updates the record.