Zyxel: >> Prestige >> 642r Security Vulnerabilities
ZyXEL Prestige 642R allows remote attackers to cause a denial of service in the Telnet, FTP, and DHCP services (crash) via a TCP packet with both the SYN and ACK flags set.
CVSS Score
5.0
EPSS Score
0.064
Published
2002-10-04
ZyXEL Prestige 642R 2.50(FA.1) and Prestige 310 V3.25(M.01), allows remote attackers to cause a denial of service via an oversized, fragmented "jolt" style ICMP packet.
CVSS Score
5.0
EPSS Score
0.054
Published
2002-10-04
ZyXEL Prestige 642R and 642R-I routers do not filter the routers' Telnet and FTP ports on the external WAN interface from inside access, allowing someone on an internal computer to reconfigure the router, if the password is known.
CVSS Score
7.5
EPSS Score
0.007
Published
2001-08-14