PT-2026-21388 · Tenda · Tenda Ac21

Hhsw34 · Publicado 2026-02-21 · Atualizado 2026-02-22 · CVE-2026-2874

Positive Technologies (AI Summary)

CVSS v2.0

9.0

Alta

Vetor base

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

Name of the Vulnerable Software and Affected Versions Tenda A21 version 1.0.0.0

Description A stack-based buffer overflow exists in the form fast setting wifi set function located in the /goform/fast setting wifi set file. Manipulation of the ssid argument can trigger the overflow, allowing for remote attacks. The exploit has been published.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Exploit

Stack Overflow

Buffer Overflow

Enumeração de Fraquezas

CWE-121

CWE-119

Identificadores relacionados

CVE-2026-2874

Produtos afetados

Tenda Ac21

Referências · 12

• 🔥 https://github.com/QIU-DIE/cve-nneeww/issues/5 · Exploit
• https://twitter.com/CVEnew/status/2025425461682339963 · Publicação no Twitter
• https://twitter.com/CveFindCom/status/2025279519163044202 · Publicação no Twitter
• https://vuldb.com/?ctiid.347111 · Nota
• https://t.me/cveNotify/152729 · Publicação no Telegram
• https://vuldb.com/?submit.754636 · Nota
• https://nvd.nist.gov/vuln/detail/CVE-2026-2874 · Nota de Segurança
• https://osv.dev/vulnerability/CVE-2026-2874 · Aviso do Fabricante
• https://t.me/CVEtracker/45388 · Publicação no Telegram
• https://tenda.com.cn · Nota
• https://vuldb.com/?id.347111 · Nota
• https://twitter.com/VulmonFeeds/status/2025283059474428267 · Publicação no Twitter