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CVE-2019-19494

Published: Jan 9, 2020Updated: Nov 21, 2024 Sources: CVE List NVD BDUCWE-120
NVD MITRE
8.8CVSSHIGH
EPSS Score
22.9%
Top 2.5%
CISA KEV
Not in KEV
Exploits
3 Known
Remediation
Patch Available

Description

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.

CVSS Vector Breakdown

AV:NAC:LPR:NUI:RS:UC:HI:HA:H
Exploitability
AV:NAttack Vector
Network
AC:LAttack Complexity
Low
PR:NPrivileges Required
None
UI:RUser Interaction
Required
Scope
S:UScope
Unchanged
Impact
C:HConfidentiality
High
I:HIntegrity
High
A:HAvailability
High
Open in CVSS calculator →

Weaknesses

CWE-120

Affected Products

f\@st 3890 firmwaresagemcom
Embedded
Networking Infrastructure / router-switch
f\@st 3686 firmwaresagemcom
Embedded
Networking Infrastructure / router-switch
cg3700emr firmwarenetgearNetworking Infrastructure
c6250emr firmwarenetgearNetworking Infrastructure
tc7230 steb firmwaretechnicolor
Embedded
Hardware Firmware / network-adapter
sagemcomcommercialNetworking Infrastructureaka sagemcom fast3686, f@st 3686
netgearcommercialUSNetworking Infrastructureaka net gear
technicolorcommercialGBHardware Firmwareaka thomson tcw710, tc7200 dpc3928sl
and 13 more affected products View all →

Attack Graph

Products CVE Techniques Tactics

Click technique nodes to view MITRE ATT&CK details. Scroll to zoom, drag to pan.

Exploitability

3 exploit sources identified

Exploit details including PoC links, Metasploit modules, and scanner templates are available after registration.

View exploit details
Official Patch Available

MITRE ATT&CK

2 techniques
Initial Access
Privilege Escalation
View detailed technique mapping

References

https://cablehaunt.com
cablehaunt.com
https://github.com/Lyrebirds/Cable-Haunt-Report/releases/download/2.4/report.pdf
github.com
https://github.com/Lyrebirds/Fast8690-exploit
github.com
and 9 more references View all →

Timeline

Published
Jan 9, 2020
Last Updated
Nov 21, 2024

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