PT-2026-21883 · Tenda · Tenda F453

Ltzhust · Published 2026-02-25 · Updated 2026-03-02 · CVE-2026-3168

Positive Technologies (AI Summary)

CVSS v2.0

9.0

High

Base vector

AV:N/AC:L/Au:S/C:C/I:C/A:C

Name of the Vulnerable Software and Affected Versions Tenda F453 version 1.0.0.3

Description A flaw exists in the Tenda F453 router’s httpd component. Specifically, the fromNatStaticSetting function, accessible via the /goform/NatStaticSetting API endpoint, is susceptible to a buffer overflow. This occurs due to improper handling of the page argument, allowing for remote exploitation. A public exploit is available.

Recommendations Update to a newer version that contains a fix for this vulnerability.

Exploit

Fix

DoS

Buffer Overflow

Weakness Enumeration

CWE-119

CWE-120

Related Identifiers

BDU:2026-02457

CVE-2026-3168

Affected Products

Tenda F453

References · 15

• 🔥 https://github.com/Litengzheng/vul_db/blob/main/F453/vul_67/README.md · Exploit
• https://osv.dev/vulnerability/CVE-2026-3168 · Vendor Advisory
• https://bdu.fstec.ru/vul/2026-02457 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2026-3168 · Security Note
• https://twitter.com/VulmonFeeds/status/2026663251778355621 · Twitter Post
• https://t.me/cveNotify/153119 · Telegram Post
• https://twitter.com/CVEnew/status/2026641326578491430 · Twitter Post
• https://twitter.com/CveFindCom/status/2026555466008912296 · Twitter Post
• https://vuldb.com/?submit.759595 · Note
• https://vuldb.com/?id.347675 · Note
• https://tenda.com.cn · Note
• https://vuldb.com/?ctiid.347675 · Note
• https://twitter.com/cracbot/status/2028425238380425440 · Twitter Post
• https://twitter.com/CveTodo/status/2026560829760368932 · Twitter Post
• https://t.me/CVEtracker/45709 · Telegram Post