CVE-2026-3274 | THREATINT

Description

A security flaw has been discovered in Tenda F453 1.0.0.3. Affected by this issue is the function frmL7ProtForm of the file /goform/L7Prot of the component httpd. Performing a manipulation of the argument page results in buffer overflow. The attack is possible to be carried out remotely. The exploit has been released to the public and may be used for attacks.

PUBLISHED Reserved 2026-02-26 | Published 2026-02-27 | Updated 2026-03-02 | Assigner VulDB

HIGH: 8.7CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P

HIGH: 8.8CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:P/RL:X/RC:R

HIGH: 8.8CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:P/RL:X/RC:R

9.0AV:N/AC:L/Au:S/C:C/I:C/A:C/E:POC/RL:ND/RC:UR

Problem types

Buffer Overflow

Memory Corruption

Product status

1.0.0.3

affected

Timeline

2026-02-26:	Advisory disclosed
2026-02-26:	VulDB entry created
2026-02-26:	VulDB entry last update

Credits

LtzHust2 (VulDB User) reporter

References

vuldb.com/?id.347998 (VDB-347998 | Tenda F453 httpd L7Prot frmL7ProtForm buffer overflow) vdb-entry technical-description

vuldb.com/?ctiid.347998 (VDB-347998 | CTI Indicators (IOB, IOC, IOA)) signature permissions-required

vuldb.com/?submit.759621 (Submit #759621 | Tenda F453 v1.0.0.3 Buffer Access Using Size of Source Buffer) third-party-advisory

github.com/...ngzheng/vul_db/blob/main/F453/vul_74/README.md exploit

www.tenda.com.cn/ product

cve.org (CVE-2026-3274)

nvd.nist.gov (CVE-2026-3274)

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