PT-2026-21878 · Tenda · Tenda F453

Ltzhust · Published 2026-02-25 · Updated 2026-03-02 · CVE-2026-3165

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 buffer overflow issue exists in the Tenda F453 router firmware. The flaw is located within the fromSetWifiGusetBasic function of the httpd component, specifically in the file /goform/AdvSetWrlsafeset. Manipulation of the mit ssid argument triggers the buffer overflow. The issue can be exploited remotely. The exploit has been publicly disclosed.

Recommendations Update to a newer version that contains a fix for this vulnerability. As a temporary workaround, consider restricting access to the httpd component to minimize the risk of exploitation.

Exploit

Fix

RCE

Buffer Overflow

Weakness Enumeration

CWE-119

CWE-120

Related Identifiers

CVE-2026-3165

Affected Products

Tenda F453

References · 13

• 🔥 https://github.com/Litengzheng/vul_db/blob/main/F453/vul_64/README.md · Exploit
• https://osv.dev/vulnerability/CVE-2026-3165 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2026-3165 · Security Note
• https://vuldb.com/?submit.759587 · Note
• https://tenda.com.cn · Note
• https://twitter.com/cracbot/status/2028425231019454818 · Twitter Post
• https://twitter.com/CveFindCom/status/2026548122063646738 · Twitter Post
• https://vuldb.com/?id.347672 · Note
• https://twitter.com/CveTodo/status/2026544903929430238 · Twitter Post
• https://t.me/CVEtracker/45704 · Telegram Post
• https://vuldb.com/?ctiid.347672 · Note
• https://twitter.com/VulmonFeeds/status/2026668372406976754 · Twitter Post
• https://twitter.com/CVEnew/status/2026641330701468064 · Twitter Post