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CVE-2026-4565: Buffer Copy without Checking Size of Input

🗓️ 23 Mar 2026 00:00:00Reported by Rapid7Type 
rapid7
 rapid7
🔗 www.rapid7.com👁 1 Views

A vulnerability was detected in Tenda AC21 16.03.08.16. Impacted is the function formSetQosBand of the file /goform/SetNetControlList. Performing a manipulation of the argument list results in buffer overflow. The attack can be initiated remotely....

Related
Refs
ReporterTitlePublishedViews
Family
attackerkb
attackerkb
CVE-2026-4565
23 Mar 202600:34
attackerkb
bdu_fstec
BDU FSTEC
The vulnerability of the formSetQosBand() function (/goform/SetNetControlList) in the Tenda AC21 router software allows a attacker to cause a service failure.
31 Mar 202600:00
bdu_fstec
circl
Circl
CVE-2026-4565
22 Mar 202608:38
circl
cnnvd
CNNVD
Tenda AC21 安全漏洞
23 Mar 202600:00
cnnvd
cve
CVE
CVE-2026-4565
23 Mar 202600:34
cve
cvelist
Cvelist
CVE-2026-4565 Tenda AC21 SetNetControlList formSetQosBand buffer overflow
23 Mar 202600:34
cvelist
euvd
EUVD
EUVD-2026-14343
23 Mar 202600:34
euvd
nvd
NVD
CVE-2026-4565
23 Mar 202601:16
nvd
ptsecurity
Positive Technologies
PT-2026-27014
22 Mar 202600:00
ptsecurity
redhatcve
RedhatCVE
CVE-2026-4565
26 Mar 202614:58
redhatcve
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03 Apr 2026 00:00Current
CVSS 48.7
CVSS 3.18.8
CVSS 29
CVSS 38.8
EPSS0.00938
SSVC
1