What’s Vulnerable › Vulnerabilities

CVE-2026-2871: Tenda A21 SetIpMacBind fromSetIpMacBind stack-based overflow

• Severity: high (CVSS 8.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.8% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2026-02-21 · updated 2026-06-17
• Weakness: CWE-119

Description

A weakness has been identified in Tenda A21 1.0.0.0. This affects the function fromSetIpMacBind of the file /goform/SetIpMacBind. This manipulation of the argument list causes stack-based buffer overflow. The attack is possible to be carried out remotely. The exploit has been made available to the public and could be used for attacks.

Affected products

• Tenda A21: 1.0.0.0

References

• https://github.com/QIU-DIE/cve-nneeww/issues/2
• https://vuldb.com/?ctiid.347108
• https://vuldb.com/?id.347108
• https://vuldb.com/?submit.754630
• https://vuldb.com/?submit.754631
• https://www.tenda.com.cn/

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