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CVSS: 7.5EPSS: 1%CPEs: 93EXPL: 0

09 Apr 2005 — Memory leak in Secure Shell (SSH) in Cisco IOS 12.0 through 12.3, when authenticating against a TACACS+ server, allows remote attackers to cause a denial of service (memory consumption) via an incorrect username or password. • http://secunia.com/advisories/14854 • CWE-399: Resource Management Errors •

CVSS: 7.5EPSS: 3%CPEs: 196EXPL: 0

06 Feb 2005 — Cisco IOS 12.0 through 12.3YL, with BGP enabled and running the bgp log-neighbor-changes command, allows remote attackers to cause a denial of service (device reload) via a malformed BGP packet. • http://secunia.com/advisories/14034 •

CVSS: 7.5EPSS: 2%CPEs: 76EXPL: 0

06 Feb 2005 — Cisco IOS 12.0S through 12.3YH allows remote attackers to cause a denial of service (device restart) via a crafted IPv6 packet. • http://www.cisco.com/warp/public/707/cisco-sa-20050126-ipv6.shtml •

CVSS: 7.5EPSS: 1%CPEs: 5EXPL: 0

06 Feb 2005 — Cisco IOS 12.1T, 12.2, 12.2T, 12.3 and 12.3T, with Multi Protocol Label Switching (MPLS) installed but disabled, allows remote attackers to cause a denial of service (device reload) via a crafted packet sent to the disabled interface. • http://secunia.com/advisories/14031 • CWE-16: Configuration •

CVSS: 7.5EPSS: 1%CPEs: 4EXPL: 1

19 Jan 2005 — Cisco IOS 12.1YD, 12.2T, 12.3 and 12.3T, when configured for the IOS Telephony Service (ITS), CallManager Express (CME) or Survivable Remote Site Telephony (SRST), allows remote attackers to cause a denial of service (device reboot) via a malformed packet to the SCCP port. • http://secunia.com/advisories/13913 •

CVSS: 7.5EPSS: 2%CPEs: 77EXPL: 0

31 Dec 2004 — Cisco IOS 12.0S, 12.2, and 12.3, with Open Shortest Path First (OSPF) enabled, allows remote attackers to cause a denial of service (device reload) via a malformed OSPF packet. • http://secunia.com/advisories/12322 •

CVSS: 5.9EPSS: 1%CPEs: 1EXPL: 0

31 Dec 2004 — Cisco IOS 12.2(15) and earlier allows remote attackers to cause a denial of service (refused VTY (virtual terminal) connections), via a crafted TCP connection to the Telnet or reverse Telnet port. Cisco IOS contains an unspecified vulnerability that may block further telnet, reverse telnet, Remote Shell (RSH), Secure Shell (SSH), and in some cases, Hypertext Transport Protocol (HTTP) access to the Cisco device. • http://secunia.com/advisories/12395 •

CVSS: 9.1EPSS: 1%CPEs: 69EXPL: 0

31 Dec 2004 — Cisco VACM (View-based Access Control MIB) for Catalyst Operating Software (CatOS) 5.5 and 6.1 and IOS 12.0 and 12.1 allows remote attackers to read and modify device configuration via the read-write community string. • http://www.cisco.com/warp/public/707/ios-snmp-community-vulns-pub.shtml •

CVSS: 7.5EPSS: 2%CPEs: 17EXPL: 0

01 Dec 2004 — Cisco IOS 2.2(18)EW, 12.2(18)EWA, 12.2(14)SZ, 12.2(18)S, 12.2(18)SE, 12.2(18)SV, 12.2(18)SW, and other versions without the "no service dhcp" command, keep undeliverable DHCP packets in the queue instead of dropping them, which allows remote attackers to cause a denial of service (dropped traffic) via multiple undeliverable DHCP packets that exceed the input queue size. • http://www.ciac.org/ciac/bulletins/p-034.shtml •

CVSS: 7.5EPSS: 1%CPEs: 8EXPL: 0

21 Jul 2004 — IP Security VPN Services Module (VPNSM) in Cisco Catalyst 6500 Series Switch and the Cisco 7600 Series Internet Routers running IOS before 12.2(17b)SXA, before 12.2(17d)SXB, or before 12.2(14)SY03 could allow remote attackers to cause a denial of service (device crash and reload) via a malformed Internet Key Exchange (IKE) packet. El Módulo de Servicios de Seguridad VPN (VPNSM) del Cisco Catalyst 6500 Series Switch y el Cisco 7600 Series Internet Routers corriendo IOS anterioreas a 12.2(17b)SXA, anteriores ... • http://www.cisco.com/warp/public/707/cisco-sa-20040408-vpnsm.shtml •