CVE-2019-19494

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.
References
Link Resource
https://cablehaunt.com Exploit Technical Description Third Party Advisory
https://www.broadcom.com Product
https://github.com/Lyrebirds/Cable-Haunt-Report/releases/download/2.4/report.pdf Technical Description Third Party Advisory
https://github.com/Lyrebirds/Fast8690-exploit Exploit Third Party Advisory
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Configurations

Configuration 1 (hide)

AND
cpe:2.3:o:sagemcom:f\@st_3890_firmware:*:*:*:*:*:*:*:*
cpe:2.3:h:sagemcom:f\@st_3890:-:*:*:*:*:*:*:*

Configuration 2 (hide)

AND
cpe:2.3:o:sagemcom:f\@st_3890_firmware:*:*:*:*:*:*:*:*
cpe:2.3:h:sagemcom:f\@st_3890:-:*:*:*:*:*:*:*

Configuration 3 (hide)

AND
OR cpe:2.3:o:sagemcom:f\@st_3686_firmware:3.428.0:*:*:*:*:*:*:*
cpe:2.3:o:sagemcom:f\@st_3686_firmware:4.83.0:*:*:*:*:*:*:*
cpe:2.3:h:sagemcom:f\@st_3686:-:*:*:*:*:*:*:*

Configuration 4 (hide)

AND
OR cpe:2.3:o:netgear:cg3700emr_firmware:2.01.03:*:*:*:*:*:*:*
cpe:2.3:o:netgear:cg3700emr_firmware:2.01.05:*:*:*:*:*:*:*
cpe:2.3:h:netgear:cg3700emr:-:*:*:*:*:*:*:*

Configuration 5 (hide)

AND
OR cpe:2.3:o:netgear:c6250emr_firmware:2.01.03:*:*:*:*:*:*:*
cpe:2.3:o:netgear:c6250emr_firmware:2.01.05:*:*:*:*:*:*:*
cpe:2.3:h:netgear:c6250emr:-:*:*:*:*:*:*:*

Configuration 6 (hide)

AND
cpe:2.3:o:technicolor:tc7230_steb_firmware:01.25:*:*:*:*:*:*:*
cpe:2.3:h:technicolor:tc7230_steb:-:*:*:*:*:*:*:*

Configuration 7 (hide)

AND
cpe:2.3:o:compal:7284e_firmware:5.510.5.11:*:*:*:*:*:*:*
cpe:2.3:h:compal:7284e:-:*:*:*:*:*:*:*

Configuration 8 (hide)

AND
cpe:2.3:o:compal:7486e_firmware:5.510.5.11:*:*:*:*:*:*:*
cpe:2.3:h:compal:7486e:-:*:*:*:*:*:*:*

Information

Published : 2020-01-09 05:15

Updated : 2020-01-28 11:43


NVD link : CVE-2019-19494

Mitre link : CVE-2019-19494


JSON object : View

CWE
CWE-120

Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')

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Products Affected

sagemcom

  • f\@st_3686
  • f\@st_3890
  • f\@st_3686_firmware
  • f\@st_3890_firmware

compal

  • 7486e
  • 7284e
  • 7284e_firmware
  • 7486e_firmware

netgear

  • c6250emr_firmware
  • cg3700emr_firmware
  • cg3700emr
  • c6250emr

technicolor

  • tc7230_steb
  • tc7230_steb_firmware