The vulnerability of Cisco IOS XE routers of the Cisco ASR 903, related to discrepancies in memory management procedures, allows attackers to trigger a service failure.

The vulnerability of Cisco IOS XE routers of the Cisco ASR 903 is related to discrepancies in memory management procedures. Exploiting this vulnerability can allow a malicious actor to cause service interruptions remotely...

CVE-2025-20189

A vulnerability in the Cisco Express Forwarding functionality of Cisco IOS XE Software for Cisco ASR 903 Aggregation Services Routers with Route Switch Processor 3 RSP3C could allow an unauthenticated, adjacent attacker to trigger a denial of service DoS condition. This vulnerability is due to...

Cisco IOS XE Software for Cisco ASR 903 Aggregation Services Routers ARP Denial of Service Vulnerability

A vulnerability in the Cisco Express Forwarding functionality of Cisco IOS XE Software for Cisco ASR 903 Aggregation Services Routers with Route Switch Processor 3 RSP3C could allow an unauthenticated, adjacent attacker to trigger a denial of service DoS condition. This vulnerability is due to...

CVE-2017-6603

A vulnerability in Cisco ASR 903 or ASR 920 Series Devices running with an RSP2 card could allow an unauthenticated, adjacent attacker to cause a denial of service DoS condition on a targeted system because of incorrect IPv6 Packet Processing. More Information: CSCuy94366. Known Affected Releases...

CVE-2017-6603

Cisco issued advisory Cisco-SA-20170405-ASR describing CVE-2017-6603: A vulnerability in Cisco ASR 903/ASR 920 Series routers with an RSP2 card allows an unauthenticated, adjacent attacker to cause a denial-of-service by mishandling IPv6 packets. The root cause is insufficient IPv6 packet process...

CVE-2017-6603

A vulnerability in Cisco ASR 903 or ASR 920 Series Devices running with an RSP2 card could allow an unauthenticated, adjacent attacker to cause a denial of service DoS condition on a targeted system because of incorrect IPv6 Packet Processing. More Information: CSCuy94366. Known Affected Releases...

Cisco ASR 903 and ASR 920 Series Devices IPv6 Packet Processing Denial of Service Vulnerability

A vulnerability in Cisco ASR 903 or ASR 920 Series Devices running with an RSP2 card could allow an unauthenticated, adjacent attacker to cause a denial of service DoS condition on a targeted system. The vulnerability is due to insufficient processing of IPv6 packets by the affected system. The...