CVE-2002-0813

Published: Aug 12, 2002Modified: Apr 16, 2026

7.1

Vector

AV:N/AC:M/Au:N/C:N/I:N/A:C

Exploitability: 8.6 / Impact: 6.9

Source: NVD

Description

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.

Affected (3)

Products: Cisco: Ios

Cisco

1 product

Ios

Configuration A

3 vulnerable

Vulnerable Software	Affected Versions
Cisco Ios	Version 11.1
Cisco Ios	Version 11.2
Cisco Ios	Version 11.3

Related CWEs

CWE-119

Improper Restriction of Operations within the Bounds of a Memory Buffer

The product performs operations on a memory buffer, but it reads from or writes to a memory location outside the buffer's intended boundary. This may result in read or write operations on unexpected memory locations that could be linked to other variables, data structures, or internal program data.

References (12)

http://marc.info/?l=bugtraq&m=103002169829669&w=2

Source: cve@mitre.org

http://online.securityfocus.com/archive/1/284634

Source: cve@mitre.org

Vendor Advisory

http://www.cisco.com/warp/public/707/ios-tftp-long-filename-pub.shtml

Source: cve@mitre.org

PatchVendor Advisory

http://www.iss.net/security_center/static/9700.php

Source: cve@mitre.org

http://www.osvdb.org/854

Source: cve@mitre.org

http://www.securityfocus.com/bid/5328

Source: cve@mitre.org

http://marc.info/?l=bugtraq&m=103002169829669&w=2