PT-2026-21389 · Tenda · Tenda Ac18

Junqi · Publicado 2026-02-21 · Atualizado 2026-02-22 · CVE-2026-2876

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 A18 version 15.13.07.13

Description A flaw exists in the Tenda A18 device that could allow for remote manipulation. Specifically, the parse macfilter rule function within the /goform/setBlackRule file is susceptible to a stack-based buffer overflow when the deviceList argument is improperly handled. This issue 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 parse macfilter rule function until a patch is available.

Exploit

Correção

Stack Overflow

Buffer Overflow

Enumeração de Fraquezas

CWE-121

CWE-119

Identificadores relacionados

CVE-2026-2876

Produtos afetados

Tenda Ac18

Referências · 12

• 🔥 https://github.com/master-abc/cve/issues/38 · Exploit
• https://twitter.com/CVEnew/status/2025425460730232895 · Publicação no Twitter
• https://vuldb.com/?ctiid.347114 · Nota
• https://osv.dev/vulnerability/CVE-2026-2876 · Aviso do Fabricante
• https://t.me/cveNotify/152730 · Publicação no Telegram
• https://tenda.com.cn · Nota
• https://twitter.com/CveTodo/status/2025276879670841831 · Publicação no Twitter
• https://vuldb.com/?submit.754675 · Nota
• https://t.me/CVEtracker/45389 · Publicação no Telegram
• https://nvd.nist.gov/vuln/detail/CVE-2026-2876 · Nota de Segurança
• https://twitter.com/CveFindCom/status/2025264423787475234 · Publicação no Twitter
• https://vuldb.com/?id.347114 · Nota