9.3

CVE-2019-19494

Exploit

Broadcom based cable modems across multiple vendors are vulnerable to a buffer overflow, which allows a remote attacker to execute arbitrary code at the kernel level via JavaScript run in a victim's browser. Examples of affected products include Sagemcom F@st 3890 prior to 50.10.21_T4, Sagemcom F@st 3890 prior to 05.76.6.3f, Sagemcom F@st 3686 3.428.0, Sagemcom F@st 3686 4.83.0, NETGEAR CG3700EMR 2.01.05, NETGEAR CG3700EMR 2.01.03, NETGEAR C6250EMR 2.01.05, NETGEAR C6250EMR 2.01.03, Technicolor TC7230 STEB 01.25, COMPAL 7284E 5.510.5.11, and COMPAL 7486E 5.510.5.11.

Daten sind bereitgestellt durch National Vulnerability Database (NVD)
SagemcomF@st 3890 Firmware Version < 50.10.21_t4
   SagemcomF@st 3890 Version-
SagemcomF@st 3890 Firmware Version < 05.76.6.3f
   SagemcomF@st 3890 Version-
SagemcomF@st 3686 Firmware Version3.428.0
   SagemcomF@st 3686 Version-
SagemcomF@st 3686 Firmware Version4.83.0
   SagemcomF@st 3686 Version-
NetgearCg3700emr Firmware Version2.01.03
   NetgearCg3700emr Version-
NetgearCg3700emr Firmware Version2.01.05
   NetgearCg3700emr Version-
NetgearC6250emr Firmware Version2.01.03
   NetgearC6250emr Version-
NetgearC6250emr Firmware Version2.01.05
   NetgearC6250emr Version-
TechnicolorTc7230 Steb Firmware Version01.25
   TechnicolorTc7230 Steb Version-
Compal7284e Firmware Version5.510.5.11
   Compal7284e Version-
Compal7486e Firmware Version5.510.5.11
   Compal7486e Version-
Zu dieser CVE wurde keine CISA KEV oder CERT.AT-Warnung gefunden.
EPSS Metriken
Typ Quelle Score Percentile
EPSS FIRST.org 69.07% 0.986
CVSS Metriken
Quelle Base Score Exploit Score Impact Score Vector String
nvd@nist.gov 8.8 2.8 5.9
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
nvd@nist.gov 9.3 8.6 10
AV:N/AC:M/Au:N/C:C/I:C/A:C
CWE-120 Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')

The product copies an input buffer to an output buffer without verifying that the size of the input buffer is less than the size of the output buffer, leading to a buffer overflow.