Buffer overflow

2023-02-1004:15:00

PRIOn knowledge base

www.prio-n.com

kasago

tcp/ip

buffer overflow

isn

hijack

spoofing

9 High

AI Score

Confidence

High

0.001 Low

EPSS

Percentile

50.5%

JSON

KASAGO TCP/IP stack provided by Zuken Elmic generates ISNs(Initial Sequence Number) for TCP connections from an insufficiently random source. An attacker may be able to determine the ISN of the current or future TCP connections and either hijack existing ones or spoof future ones.

CPENameOperatorVersion
kasago_ipv4lt6.0.1.34
kasago_ipv4_lightlt6.0.1.34
kasago_ipv6\\/v4_duallt6.0.1.34
kasago_mobile_ipv6lt6.0.1.34

Name	Operator	Version
kasago_ipv4	lt	6.0.1.34
kasago_ipv4_light	lt	6.0.1.34
kasago_ipv6\\/v4_dual	lt	6.0.1.34
kasago_mobile_ipv6	lt	6.0.1.34

References

jvn.jp/en/vu/JVNVU99551468/

www.elwsc.co.jp/news/6352