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.
Does this matter?
EPSS puts the probability of exploitation in the next 30 days at 23.1%, higher than 98% of all known CVEs. Patch or mitigate before the next change window.
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 3.1
- 8.8 HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
- EPSS
- 23.10% probability · 98th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-120
- Affected
- sagemcom/f\@st 3890 firmware · sagemcom/f\@st 3686 firmware · netgear/cg3700emr firmware · netgear/c6250emr firmware · technicolor/tc7230 steb firmware · compal/7284e firmware · compal/7486e firmware
- Source
- cve@mitre.org
References
- https://cablehaunt.comExploit, Technical Description, Third Party Advisory
- https://github.com/Lyrebirds/Cable-Haunt-Report/releases/download/2.4/report.pdfTechnical Description, Third Party Advisory
- https://github.com/Lyrebirds/Fast8690-exploitExploit, Third Party Advisory
- https://www.broadcom.comProduct
- https://cablehaunt.comExploit, Technical Description, Third Party Advisory
- https://github.com/Lyrebirds/Cable-Haunt-Report/releases/download/2.4/report.pdfTechnical Description, Third Party Advisory
- https://github.com/Lyrebirds/Fast8690-exploitExploit, Third Party Advisory
- https://www.broadcom.comProduct
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.