PT-2026-25636 · Lb Link · Lb-Link Bl-Wr9000

Jfkk + 1 · Publicado 2026-03-04 · Atualizado 2026-03-16 · CVE-2026-4226

Positive Technologies (AI Summary)

CVSS v2.0

10

Crítica

Vetor base

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

Name of the Vulnerable Software and Affected Versions LB-LINK BL-WR9000 version 2.4.9

Description A weakness exists in LB-LINK BL-WR9000 version 2.4.9. The issue is related to the sub 44E8D0 function within the /goform/get virtual cfg file. A manipulation of this function can lead to a stack-based buffer overflow. The attack can be performed remotely. The exploit for this issue is publicly available. The vendor was contacted regarding this disclosure but did not respond.

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

Exploit

Stack Overflow

Memory Corruption

Buffer Overflow

Enumeração de Fraquezas

CWE-121

CWE-787

CWE-119

Identificadores relacionados

BDU:2026-04242

CVE-2026-4226

Produtos afetados

Lb-Link Bl-Wr9000

Referências · 11

• 🔥 https://github.com/glkfc/IoT-Vulnerability/blob/main/LB-LINK/LB-LINK_VirtualRules%20stack%20overflow_EN.md · Exploit
• https://vuldb.com/?id.351149 · Nota
• https://twitter.com/cyberbivash/status/2033467886874841372 · Publicação no Twitter
• https://t.me/CVEtracker/47522 · Publicação no Telegram
• https://twitter.com/TheHackerWire/status/2033559075825607132 · Publicação no Twitter
• https://twitter.com/CveFindCom/status/2033585200668569611 · Publicação no Twitter
• https://nvd.nist.gov/vuln/detail/CVE-2026-4226 · Nota de Segurança
• https://bdu.fstec.ru/vul/2026-04242 · Nota de Segurança
• https://vuldb.com/?submit.771207 · Nota
• https://vuldb.com/?ctiid.351149 · Nota
• https://twitter.com/CVEnew/status/2033583688584487083 · Publicação no Twitter