NVD

CVE-2019-19494 Detail

Modified

This vulnerability has been modified since it was last analyzed by the NVD. It is awaiting reanalysis which may result in further changes to the information provided.

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.

Metrics

NVD enrichment efforts reference publicly available information to associate vector strings. CVSS information contributed by other sources is also displayed.

CVSS 4.0 Severity and Vector Strings:

NIST: NVD

N/A

NVD assessment not yet provided.

CVSS 3.x Severity and Vector Strings:

NIST: NVD

Base Score: 8.8 HIGH

Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

CVSS 2.0 Severity and Vector Strings:

National Institute of Standards and Technology

NIST: NVD

Base Score: 9.3 HIGH

Vector: (AV:N/AC:M/Au:N/C:C/I:C/A:C)

References to Advisories, Solutions, and Tools

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

Weakness Enumeration

CWE-ID	CWE Name	Source
CWE-120	Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')	NIST

Known Affected Software Configurations Switch to CPE 2.2

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Change History

3 change records found show changes

Initial Analysis by NIST 1/28/2020 2:43:00 PM

Action	Type	Old Value	New Value
Added	CVSS V3.1		NIST AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Added	CVSS V2		NIST (AV:N/AC:M/Au:N/C:C/I:C/A:C)
Added	CWE		NIST CWE-120
Added	CPE Configuration		AND OR cpe:2.3:o:compal:7284e_firmware:5.510.5.11::::::: OR cpe:2.3:h:compal:7284e:-:::::::*
Added	CPE Configuration		AND OR cpe:2.3:o:compal:7486e_firmware:5.510.5.11::::::: OR cpe:2.3:h:compal:7486e:-:::::::*
Added	CPE Configuration		AND OR cpe:2.3:o:netgear:c6250emr_firmware:2.01.03::::::: cpe:2.3:o:netgear:c6250emr_firmware:2.01.05::::::: OR cpe:2.3:h:netgear:c6250emr:-:::::::*
Added	CPE Configuration		AND OR cpe:2.3:o:netgear:cg3700emr_firmware:2.01.03::::::: cpe:2.3:o:netgear:cg3700emr_firmware:2.01.05::::::: OR cpe:2.3:h:netgear:cg3700emr:-:::::::*
Added	CPE Configuration		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::::::: OR cpe:2.3:h:sagemcom:f\@st_3686:-:::::::*
Added	CPE Configuration		AND OR cpe:2.3:o:sagemcom:f\@st_3890_firmware::::::::* versions up to (excluding) 05.76.6.3f OR cpe:2.3:h:sagemcom:f\@st_3890:-:::::::*
Added	CPE Configuration		AND OR cpe:2.3:o:sagemcom:f\@st_3890_firmware::::::::* versions up to (excluding) 50.10.21_t4 OR cpe:2.3:h:sagemcom:f\@st_3890:-:::::::*
Added	CPE Configuration		AND OR cpe:2.3:o:technicolor:tc7230_steb_firmware:01.25::::::: OR cpe:2.3:h:technicolor:tc7230_steb:-:::::::*
Changed	Reference Type	https://cablehaunt.com No Types Assigned	https://cablehaunt.com Exploit, Technical Description, Third Party Advisory
Changed	Reference Type	https://github.com/Lyrebirds/Cable-Haunt-Report/releases/download/2.4/report.pdf No Types Assigned	https://github.com/Lyrebirds/Cable-Haunt-Report/releases/download/2.4/report.pdf Technical Description, Third Party Advisory
Changed	Reference Type	https://github.com/Lyrebirds/Fast8690-exploit No Types Assigned	https://github.com/Lyrebirds/Fast8690-exploit Exploit, Third Party Advisory
Changed	Reference Type	https://www.broadcom.com No Types Assigned	https://www.broadcom.com Product
Added	CVSS V2 Metadata		Victim must voluntarily interact with attack mechanism

Quick Info

CVE Dictionary Entry:
CVE-2019-19494
NVD Published Date:
01/09/2020
NVD Last Modified:
11/20/2024
Source:
MITRE

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Information Technology Laboratory

National Vulnerability Database

National Vulnerability Database

CVE-2019-19494 Detail

Description

Metrics

References to Advisories, Solutions, and Tools

Weakness Enumeration

Known Affected Software Configurations Switch to CPE 2.2

CPEs loading, please wait.

Change History

CVE Modified by CVE 11/20/2024 11:34:50 PM

CVE Modified by MITRE 5/14/2024 1:50:48 AM

Initial Analysis by NIST 1/28/2020 2:43:00 PM

Quick Info