CVE-2011-1323
No known exploitation. EPSS puts it in the 75th percentile. No fix published yet.
What to do
No fixed build or workaround is published yet. Limit exposure and watch for a patch.
What it is
From the CVE record
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.
In plain language
No plain-language summary for this CVE yet.
Exploitation
Where each signal puts this CVE on the scale from published to confirmed exploited.
- CISA KEV
Not in the catalog. CISA has not confirmed exploitation.
- Public exploits
No public exploit or proof of concept found in the sources we track.
- EPSS
1.6% chance of exploitation activity in the next 30 days, which ranks it in the 75th percentile of scored CVEs.
Exploit Prediction Scoring System, FIRST.org. A probability, not a confirmation.
Lifecycle
4 events over 5469 days, from the signal feeds we watch.
- Record updated
- Publishedweakness classified, att&ck mapped
Affected products
- rt100iNetworking Infrastructure / router-switch
- rt102iNetworking Infrastructure / router-switch
- rt103iNetworking Infrastructure / router-switch
- rt105eNetworking Infrastructure / router-switch
- rt105iNetworking Infrastructure / router-switch
- rt105pNetworking Infrastructure / router-switch
- rt107eNetworking Infrastructure / router-switch
- rt140eNetworking Infrastructure / router-switch
- ip38x\/1000Networking Infrastructure / router-switch
- ip38x\/103Networking Infrastructure / router-switch
- ip38x\/105Networking Infrastructure / router-switch
- ip38x\/107eNetworking Infrastructure / router-switch
- ip38x\/1100Networking Infrastructure / router-switch
- ip38x\/1200Networking Infrastructure / router-switch
- ip38x\/140Networking Infrastructure / router-switch
- ip38x\/1500Networking Infrastructure / router-switch
And 37 more affected products. See all after sign-in
Technical detail
CVSS 2.0 vector
Open in the CVSS calculatorAV:N/AC:L/Au:N/C:N/I:N/A:C
Scored 7.8 by NVD.
How it is reached
- Access Vector NetworkExploitable remotely over the network
- Access Complexity LowNo special conditions required
- Authentication NoneNo authentication required
Impact if exploited
- Confidentiality NoneNo confidentiality impact
- Integrity NoneNo integrity impact
- Availability CompleteTotal shutdown of the affected resource
Weaknesses
ATT&CK techniques
Mapped from the weaknesses above (CWE to ATT&CK), not observed in attacks.
- Initial AccessT1190Exploit Public-Facing Applicationlow confidence
Sources
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