PT-2026-23934 · Tenda · Tenda F453

Ltzhust · Published 2026-03-08 · Updated 2026-03-13 · CVE-2026-3729

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 versions 1.0.0.3/3.As

Description A stack-based buffer overflow exists in the fromPptpUserAdd function within the /goform/PPTPDClient file. Manipulation of the username/opttype argument can trigger the overflow. This issue can be exploited remotely. A publicly available exploit exists.

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

Exploit

Fix

Stack Overflow

Buffer Overflow

Weakness Enumeration

CWE-121

CWE-119

Related Identifiers

CVE-2026-3729

Affected Products

Tenda F453

References · 16

• 🔥 https://github.com/Litengzheng/vul_db/blob/main/F453/vul_98/README.md · Exploit
• https://osv.dev/vulnerability/CVE-2026-3729 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2026-3729 · Security Note
• https://t.me/CVEtracker/46800 · Telegram Post
• https://twitter.com/vuldb/status/2030561300041142610 · Twitter Post
• https://twitter.com/CveFindCom/status/2030609795435159902 · Twitter Post
• https://vuldb.com/?ctiid.349707 · Note
• https://twitter.com/cracbot/status/2032049090641747999 · Twitter Post
• https://twitter.com/cracbot/status/2032411428196622413 · Twitter Post
• https://vuldb.com/?id.349707 · Note
• https://tenda.com.cn · Note
• https://twitter.com/CVEnew/status/2030747866957042063 · Twitter Post
• https://vuldb.com/?submit.766934 · Note
• https://twitter.com/VulmonFeeds/status/2030618940364226866 · Twitter Post
• https://t.me/cveNotify/154679 · Telegram Post