PT-2011-3054 · Nec+1 · Nec Ip38X+1

Yuji Ukai · Published 2011-05-09 · Updated 2011-05-27 · CVE-2011-1323

Positive Technologies (AI Summary)

CVSS v2.0

7.8

High

Base vector

AV:N/AC:L/Au:N/C:N/I:N/A:C

Name of the Vulnerable Software and Affected Versions Yamaha RTX, RT, SRT, RTV, RTW, and RTA series routers versions 6.x through 10.x NEC IP38X series routers versions 6.x through 10.x

Description The issue is related to the improper handling of IP header options, which can be exploited by remote attackers to cause a denial of service. This is achieved by sending a crafted option that triggers access to an invalid memory location, resulting in a device reboot.

Recommendations For Yamaha RTX, RT, SRT, RTV, RTW, and RTA series routers versions 6.x through 10.x, update the firmware to a version that properly handles IP header options. For NEC IP38X series routers versions 6.x through 10.x, update the firmware to a version that properly handles IP header options. As a temporary workaround, consider restricting access to the network to minimize the risk of exploitation.

Fix

RCE

Weakness Enumeration

CWE-20

Related Identifiers

CVE-2011-1323

Affected Products

Nec Ip38X

Yamaha Rt

References · 4

• https://nvd.nist.gov/vuln/detail/CVE-2011-1323 · Security Note
• http://jvn.jp/en/jp/JVN55714408/index.html · Note
• http://rtpro.yamaha.co.jp/RT/FAQ/Security/JVN55714408.html · Note
• http://nec.co.jp/security-info/secinfo/nv11-004.html · Note