CVE-2020-27738
13Vexday Risk Score
Sem sinal de exploração. Nenhum artefato público de exploração conhecido até agora.
ssvc Trackcvss 6.5epss 3.7%
probabilidade de exploração
3.7%top 11% das CVEs
exploração observada
nãonenhuma fonte reporta
A vulnerability has been identified in APOGEE PXC Compact (BACnet) (All versions < V3.5.5), APOGEE PXC Compact (P2 Ethernet) (All versions < V2.8.20), APOGEE PXC Modular (BACnet) (All versions < V3.5.5), APOGEE PXC Modular (P2 Ethernet) (All versions < V2.8.20), Nucleus NET (All versions), Nucleus ReadyStart V3 (All versions < V2017.02.3), Nucleus ReadyStart V4 (All versions < V4.1.0), Nucleus Source Code (Versions including affected DNS modules), SIMOTICS CONNECT 400 (All versions < V0.5.0.0), TALON TC Compact (BACnet) (All versions < V3.5.5), TALON TC Modular (BACnet) (All versions < V3.5.5). The DNS domain name record decompression functionality does not properly validate the pointer offset values. The parsing of malformed responses could result in a read access past the end of an allocated structure. An attacker with a privileged position in the network could leverage this vulnerability to cause a denial-of-service condition.
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:H/E:P/RL:O/RC:C
Produtos afetados
Siemens · APOGEE PXC Compact (BACnet)Siemens · APOGEE PXC Compact (P2 Ethernet)Siemens · APOGEE PXC Modular (BACnet)Siemens · APOGEE PXC Modular (P2 Ethernet)Siemens · Nucleus NETSiemens · Nucleus ReadyStart V3Siemens · Nucleus ReadyStart V4Siemens · Nucleus Source CodeSiemens · SIMOTICS CONNECT 400Siemens · TALON TC Compact (BACnet)Siemens · TALON TC Modular (BACnet)