CVE-2002-1024

Cisco IOS 12.0 through 12.2, when supporting SSH, allows remote attackers to cause a denial of service CPU consumption via a large packet that was designed to exploit the SSH CRC32 attack detection overflow CVE-2001-0144...

CVE-2002-0813

Heap-based buffer overflow in the TFTP server capability in Cisco IOS 11.1, 11.2, and 11.3 allows remote attackers to cause a denial of service reset or modify configuration via a long filename...

Phenoelit Advisory, 0815 ++ * - Cisco_tftp

Phenoelit Advisory wir-haben-auch-mal-was-gefunden 0815 ++-- Authors FX [email protected] FtR [email protected] kim0 [email protected] Phenoelit Group http://www.phenoelit.de Advisory http://www.phenoelit.de/stuff/Ciscotftp.txt Affected Products Cisco IOS Tested on IOS 11.1 - 11.3 Cisco Bug ID: not...

Cisco IOS 11.x - TFTP Server Long File Name Buffer Overflow

// source: https://www.securityfocus.com/bid/5328/info A problem has been discovered in Cisco IOS and MGX switches that could result in a denial of service, and potential code execution. It has been discovered that the TFTP server file name handling of Cisco IOS is vulnerable to a buffer overflow...

Cisco IOS 11.x - TFTP Server Long File Name Buffer Overflow

Cisco IOS 11.x - TFTP Server Long File Name Buffer Overflow // source: https://www.securityfocus.com/bid/5328/info A problem has been discovered in Cisco IOS and MGX switches that could result in a denial of service, and potential code execution. It has been discovered that the TFTP server file...

CVE-2001-1183

PPTP implementation in Cisco IOS 12.1 and 12.2 allows remote attackers to cause a denial of service crash via a malformed packet...

CVE-2001-0929

Cisco IOS Firewall Feature set, aka Context Based Access Control CBAC or Cisco Secure Integrated Software, for IOS 11.2P through 12.2T does not properly check the IP protocol type, which could allow remote attackers to bypass access control lists...

CVE-2001-1183

Cisco IOS PPTP vulnerability (CVE-2001-1183) affects PPTP implementation in Cisco IOS 12.1 and 12.2. A crafted/malformed PPTP packet can crash the router when PPTP is enabled, causing a denial of service. The issue can be triggered by sending to the PPTP control port (port 1723/tcp). Exploitation...

CVE-2001-0929

The CVE-2001-0929 issue affects Cisco IOS CBAC (Context-Based Access Control) / Cisco Secure Integrated Software in IOS 11.2P–12.2T. The root cause is improper checking of the IP protocol type, enabling remote attackers to bypass dynamic ACLs and gain access to denied traffic. Documented as Cisco...

CVE-2001-1071

Cisco IOS 12.2 and earlier running Cisco Discovery Protocol (CDP) is affected. A remote attacker can cause memory exhaustion and a denial of service by flooding CDP neighbor announcements. Impact is memory consumption on affected devices; no public exploit details are provided in the sources. Rem...

CVE-2001-1071

Cisco IOS 12.2 and earlier running Cisco Discovery Protocol CDP allows remote attackers to cause a denial of service memory consumption via a flood of CDP neighbor announcements...

CVE-2002-0339

Cisco IOS 11.1CC through 12.2 with Cisco Express Forwarding CEF enabled includes portions of previous packets in the padding of a MAC level packet when the MAC packet's length is less than the IP level packet length...

Cisco IOS DoS

No description provided...

Cisco IOS ARP Table Overwrite DoS (CSCdu81936)

It is possible to send an Address Resolution Protocol ARP packet on a local broadcast interface for example, Ethernet, cable, Token Ring, FDDI which could cause a router or switch running specific versions of Cisco IOS Software Release to stop sending and receiving ARP packets on the local router...

Cisco IOS tacacs Keyword ACL Bypass (CSCdi36962)

The remote device seems to be vulnerable to a flaw in IOS when the keyword 'tacacs-ds' or 'tacacs' is being used in extended ACLs. This bug can, under very specific circumstances and only with certain IP host implementations, allow unauthorized packets to circumvent a filtering router. This...

Cisco IOS Firewall CBAC ACL Bypass (CSCdv48261)

The IOS Firewall Feature set, also known as Cisco Secure Integrated Software, also known as Context Based Access Control CBAC, and introduced in IOS version 11.2P, has a vulnerability that permits traffic normally expected to be denied by the dynamic access control lists. An attacker may use this...

Cisco IOS Cisco Express Forwarding (CEF) Previous Packet Information Disclosure (CSCdu20643)

If the remote device has Cisco Express Forwarding CEF enabled, it may leak information from previous packets that have been handled by the device. An attacker may use this flaw to sniff your network remotely. This vulnerability is documented as Cisco Bug ID CSCdu20643. C Tenable Network Security,...

Cisco IOS Port Scan Remote DoS (CSCds07326)

Some security scanners can force a Cisco device to reload. An attacker may use this flaw to prevent your network from working properly. This vulnerability is documented as Cisco Bug ID CSCds07326. C Tenable Network Security, Inc. Script audit and contributions from Carmichael Security Erik Anders...

Cisco IOS Malformed PPTP Packet Remote DoS (CSCdt46181)

Point-to-Point Tunneling Protocol PPTP allows users to tunnel to an Internet Protocol IP network using a Point-to-Point Protocol PPP. The protocol is described in RFC2637. PPTP implementation using Cisco IOS software releases contains a vulnerability that will crash a router if it receives a...

Cisco IOS established Keyword ACL Bypass (CSCdi34061)

The remote device seems to be vulnerable to a flaw in IOS when the keyword 'established' is being used in the ACLs. This bug can, under very specific circumstances and only with certain IP host implementations, allow unauthorized packets to circumvent a filtering router. This vulnerability is...