US-CERT Technical Cyber Security Alert TA05-026A -- Multiple Denial-of-Service Vulnerabilities in Cisco IOS

-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA1 Technical Cyber Security Alert TA05-026A Multiple Denial-of-Service Vulnerabilities in Cisco IOS Original release date: January 26, 2005 Last revised: -- Source: US-CERT Systems Affected Cisco routers and switches running IOS in various configurations...

Cisco Security Advisory: Cisco IOS Misformed BGP Packet Causes Reload

-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA1 Cisco Security Advisory: Cisco IOS Misformed BGP Packet Causes Reload Revision 1.0 For Public Release 2005 January 26 1600 UTC GMT - ----------------------------------------------------------------------- Contents ======== Summary Affected Products...

Cisco IOS Misformed BGP Packet Causes Reload

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Cisco IOS 12.0 IPv6 Remote DoS

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Cisco IOS IPv6 denial-of-service vulnerability

Overview A vulnerability in the way Cisco IOS handles IPv6 packets could result in a remotely exploitable denial of service. Description The Cisco Internetwork Operating System IOS includes support for processing Internet Protocol version 6 IPv6 packets. A vulnerability in the way that IOS handle...

Cisco IOS contains DoS vulnerability in MPLS packet processing

Overview A denial-of-service vulnerability exists in Cisco's Internetwork Operating System IOS. This vulnerability may allow attackers to conduct denial-of-service attacks on an affected device. Description Multi Protocol Label Switching MPLS is designed to increase the speed of IP...

Cisco IOS vulnerable to DoS via malformed BGP packet

Overview A vulnerability in Cisco's Internetwork Operating System IOS could result in a remotely exploitable denial of service. Description Cisco Internetwork Operating System IOS includes support for Border Gateway Protocol BGP, which is defined in RFC 1771. BGP is designed to exchange network...

Cisco IOS Telephony SCCP Control DoS (CSCee08584)

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Cisco IOS embedded call processing solutions contain unspecified DoS vulnerability

Overview An unspecified error in Cisco Internetwork Operating System IOS could allow a remote attacker to cause a denial of service. Description Cisco IOS is a very widely deployed network operating system. IOS release trains 12.1YD, 12.2T, 12.3, and 12.3T, when configured for the IOS Telephony...

Cisco IOS Telephony Services DoS

DoS on SCCP control protocol parsing if configured tobe used with Cisco IOS Telephony Service ITS, Cisco CallManager Express CME or Survivable Remote Site Telephony SRST...

Cisco Security Advisory: Vulnerability in Cisco IOS Embedded Call Processing Solutions

-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA1 Cisco Security Advisory: Vulnerability in Cisco IOS Embedded Call Processing Solutions Revision 1.0 For Public Release 2005 January 19 1500 UTC +---------------------------------------------------------------------- Contents ======== Summary Affected...

Vulnerability in Cisco IOS Embedded Call Processing Solutions

Cisco Internetwork Operating System IOS® Software release trains 12.1YD, 12.2T, 12.3 and 12.3T, when configured for the Cisco IOS Telephony Service ITS, Cisco CallManager Express CME or Survivable Remote Site Telephony SRST may contain a vulnerability in processing certain malformed control...

CVE-2005-0186

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...

Cisco IOS SCCP Control Protocol Malformed Message DoS (CSCee08584)

The remote router contains a version of IOS which has flaw in its telephony service. If the remote router is configured for ITS, CME or SRST, then an attacker may send malformed TCP queries to the remote host resulting in a reboot of the router. CISCO identifies this vulnerability as bug id...

CVE-2004-1111

Cisco IOS 2.218EW, 12.218EWA, 12.214SZ, 12.218S, 12.218SE, 12.218SV, 12.218SW, 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...

CVE-2004-1454

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...

CVE-2004-1464

Cisco IOS 12.215 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...

PT-2004-2377 · Cisco · Cisco Ios

Name of the Vulnerable Software and Affected Versions: Cisco IOS versions 12.215 and earlier Description: The issue allows remote attackers to cause a denial of service, resulting in refused VTY connections, by establishing a crafted TCP connection to the Telnet or reverse Telnet port...

CVE-2004-1464

Cisco IOS 12.215 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. Recent assessments: Assessed Attacker Value: 0 Assessed Attacker Value: 0Assessed Attacker Value: 0...

CVE-2004-1111

Cisco IOS 2.218EW, 12.218EWA, 12.214SZ, 12.218S, 12.218SE, 12.218SV, 12.218SW, 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...