SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2011-1323

Yamaha RTX, RT, SRT, RTV, RTW, and RTA series routers with firmware 6.x through 10.x, and NEC IP38X series routers with firmware 6.x through 10.x, do not properly handle IP header options, which allows remote attackers to cause a denial of service…

HIGH 7.8EPSS 1.63%

Does this matter?

High impact if exploited, but EPSS currently rates exploitation as unlikely (1.63%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.

Description

Yamaha RTX, RT, SRT, RTV, RTW, and RTA series routers with firmware 6.x through 10.x, and NEC IP38X series routers with firmware 6.x through 10.x, do not properly handle IP header options, which allows remote attackers to cause a denial of service (device reboot) via a crafted option that triggers access to an invalid memory location.

CVSS 2.0
7.8 HIGHAV:N/AC:L/Au:N/C:N/I:N/A:C
EPSS
1.63% probability · 75th percentile
CISA KEV
Not listed
Weakness
CWE-20
Affected
yamaha/rt100i · yamaha/rt102i · yamaha/rt103i · yamaha/rt105e · yamaha/rt105i · yamaha/rt105p · yamaha/rt107e · yamaha/rt140e · yamaha/rt140f · yamaha/rt140i · yamaha/rt140p · yamaha/rt200i · yamaha/rt250i · yamaha/rt300i · yamaha/rt56v · yamaha/rt57i · yamaha/rt58i · yamaha/rt60w · yamaha/rt80i · yamaha/rta50i · +32 more
Source
vultures@jpcert.or.jp

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.