The ZyXEL Prestige 642R DSL router (and possibly other ZyXEL routers) running ZyNOS versions 2.50(FA.1) contains a flaw that may allow a remote denial of service. The issue is triggered when a remote attacker send a single "jolt" packet to a vulnerable router, and will result in loss of availability for the device for a short period of time.
Classification
Location:
Remote / Network Access
Attack Type:
Denial of Service
Impact:
Loss of Availability
Exploit:
Exploit Public
OSVDB:
Web Related
Solution
Currently, there are no known upgrades, patches, or workarounds available to correct this issue.
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