CVE-2026-13589
seladb PcapPlusPlus Telnet Subnegotiation Packet TelnetLayer.cpp getSubCommand heap-based overflow
Vexday Risk Score
33Atención
Decisión SSVC (CISA)
Attend
PoC disponible → seguir de cerca
CVSS 6.3EPSS 0.6%KEV nãoPoC públicaNuclei —Metasploit —Patch referenciado
Ciclo de vida
29 jun 2026Publicada en NVD
Recomendación: Planificar corrección próxima — ya existe PoC pública.
A vulnerability was identified in seladb PcapPlusPlus 25.05. This affects the function pcpp::TelnetLayer::getSubCommand of the file Packet++/src/TelnetLayer.cpp of the component Telnet Subnegotiation Packet Handler. The manipulation leads to heap-based buffer overflow. The attack can be initiated remotely. The complexity of an attack is rather high. The exploitability is reported as difficult. The exploit is publicly available and might be used. The identifier of the patch is 98e671010bc7c87b95898c22ae289220ae92542b. It is recommended to apply a patch to fix this issue.
CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P
Productos afectados
seladb · PcapPlusPlusPoCs públicas encontradas — 1
cve_referencegithub.com/user-attachments/files/28214571/poc.zipno verificado⚠ Recursos públicos, para evaluar la exposición de sistemas que controlas o estás autorizado a probar. Prueba solo con autorización.
¿Quieres saber si tu infraestructura está expuesta a esto?
Hablar con TrueHacking →Referencias
https://github.com/seladb/PcapPlusPlus/https://github.com/seladb/PcapPlusPlus/commit/98e671010bc7c87b95898c22ae289220ae92542bhttps://github.com/seladb/PcapPlusPlus/issues/2152https://github.com/seladb/PcapPlusPlus/pull/2161https://github.com/user-attachments/files/28214571/poc.ziphttps://vuldb.com/cve/CVE-2026-13589https://vuldb.com/submit/844482https://vuldb.com/vuln/374592https://vuldb.com/vuln/374592/cti