8645 matches found
SecuRemote usernames can be guessed or sniffed using IKE exchange
SecuRemote usernames can be guessed or sniffed using IKE exchange Introduction: ------------- While performing a VPN security analysis for one of our customers, I discovered a potential issue with Firewall-1 SecuRemote IKE which can allow usernames to be guessed. I also observed the related issue...
Cisco Security Advisory: Cisco VPN 3000 Concentrator Multiple Vulnerabilities
-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA1 Cisco Security Advisory: Cisco VPN 3000 Concentrator Multiple Vulnerabilities Revision 1.0 For Public Release 2002 September 03 at 1500 UTC ---------------------------------------------------------------------- Contents Summary Affected Products Detai...
Cisco VPN 3000 Concentrator Multiple Vulnerabilities
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Multiple Cisco VPN 3000 Vulnerabilities
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Cisco VPN 3000 Series Concentrator Client - Authentication Denial of Service
Cisco VPN 3000 Series Concentrator Client - Authentication Denial of Service // source: https://www.securityfocus.com/bid/5620/info Cisco VPN 3000 series concentrators are prone to a denial of service condition when receiving an overly long username string during authentication from a VPN client...
Cisco VPN 3000 Series Concentrator Client - Authentication Denial of Service
// source: https://www.securityfocus.com/bid/5620/info Cisco VPN 3000 series concentrators are prone to a denial of service condition when receiving an overly long username string during authentication from a VPN client. Successful exploitation will cause the device to reload. / ISAKMP Cisco VPN...
Cisco VPN 3000 series concentrator does not properly handle malformed ISAKMP packets
Overview Cisco VPN 3000 series concentrators do not properly handle specially crafted Internet Security Association and Key Management Protocol ISAKMP packets, which can cause a vulnerable device to reload, denying service to legitimate users. Description According to information on the Cisco web...
CVE-2002-0852
Buffer overflows in Cisco Virtual Private Network VPN Client 3.5.4 and earlier allows remote attackers to cause a denial of service via 1 an Internet Key Exchange IKE with a large Security Parameter Index SPI payload, or 2 an IKE packet with a large number of valid payloads...
CVE-2002-0852
Cisco VPN Client 3.5.4 and earlier is affected by CVE-2002-0852 due to buffer overflows in IKE processing. The vulnerability allows remote attackers to cause a denial of service by sending crafted IKE traffic, specifically (1) an IKE message with a large Security Parameter Index (SPI) payload and...
Cisco VPN Client Multiple Vulnerabilities
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CVE-2002-0848
Cisco VPN 5000 series concentrator hardware 6.0.21.0002 and earlier, and 5.2.23.0003 and earlier, when using RADIUS with a challenge type of Password Authentication Protocol PAP or Challenge, sends the user password in cleartext in a validation retry request, which could allow remote attackers to...
CVE-2002-0426
VPN Server module in Linksys EtherFast BEFVP41 Cable/DSL VPN Router before 1.40.1 reduces the key lengths for keys that are supplied via manual key entry, which makes it easier for attackers to crack the keys...
Security Advisory: Cisco VPN Client Multiple Vulnerabilities
-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA1 Cisco Security Advisory: Cisco VPN Client Multiple Vulnerabilities Revision 1.0 For Public Release 2002 August 12 UTC 1500 ---------------------------------------------------------------------- Contents Summary Affected Products Details Impact Softwar...
Security Advisory: Cisco VPN 5000 Series Concentrator RADIUS PAP Authentication Vulnerability
-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA1 Cisco Security Advisory: Cisco VPN 5000 Series Concentrator RADIUS PAP Authentication Vulnerability Revision 1.0 For Public Release 2002 August 07 UTC 1500 Contents Summary Affected Products Details Impact Software Versions and Fixes Obtaining Fixed...
Cisco VPN 5000 Series Concentrator RADIUS PAP Authentication Vulnerability
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Phenoelit Advisory 0815 ++ -- Brick
Phenoelit Advisory wir-haben-auch-mal-was-gefunden 0815 ++- Authors FX [email protected] kim0 [email protected] Phenoelit Group http://www.phenoelit.de http://www.phenoelit.de/stuff/LucentBrick.txt Affected Products Lucent LSMS 5.5 Lucent Brick, Bridging VPN Firewall Lucent Bug ID: Not assigned...
KPMG-2002030: Watchguard Firebox Dynamic VPN Configuration Protocol DoS
-------------------------------------------------------------------- Title: Watchguard Firebox Dynamic VPN Configuration Protocol DoS BUG-ID: 2002030 Released: 9th Jul 2002 -------------------------------------------------------------------- Problem: ======== A malicious user can crash the Dynami...
Watchguard Firebox DoS
Specially crafted data sent to TCP/4110 causes Dynamic VPN Configuration Protocol service to crash...
CVE-2001-1158
Check Point VPN-1/FireWall-1 4.1 base.def contains a default macro, acceptfw1rdp, which can allow remote attackers to bypass intended restrictions with forged RDP internal protocol headers to UDP port 259 of arbitrary hosts...