Title: Verso NetPerformer Frame Relay Access Device Telnet Buffer Overflow Vulnerability
Severity: HIGH
Description:
Verso NetPerformer Frame Relay Access Device (FRAD) is a switching and routing device used to inter-connect WAN segments over frame relay or ATM.
FRAD is prone to a remotely exploitable buffer overflow through the telnet service. This issue occurs when an overly long username string is sent to the device via the telnet service (TCP/23). The exploit string must reportedly be in excess of 4550 characters in length.
A remote attacker can exploit this issue to execute arbitrary code on the affected device. Failed exploit attempts will likely crash the device, denying service to legitimate users.
Affected Products:
- Verso NetPerformer Frame Relay Access Device ACT SDM-9200 series.Version 9.r1
- Verso NetPerformer Frame Relay Access Device ACT SDM-9300 series.Version 10.r
- Verso NetPerformer Frame Relay Access Device ACT SDM-9500 series.Version 7.r1
References:
- Verso: NetPerformer product page
- Verso: Verso Homepage
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