Cisco Router 700 Telnet TCP Connection denial of service

CVSS Meta Temp Score
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CTI Interest Score
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5.1$0-$5k0.00

A vulnerability, which was classified as problematic, was found in Cisco Router 700 (Router Operating System). This affects an unknown code block of the component Telnet. The manipulation as part of a TCP Connection leads to a denial of service vulnerability. CWE is classifying the issue as CWE-404. The product does not release or incorrectly releases a resource before it is made available for re-use. This is going to have an impact on availability. The summary by CVE is:

Vulnerability in Cisco 7xx series routers allows a remote attacker to cause a system reload via a TCP connection to the router s TELNET port.

The weakness was published 03/11/1999 as not defined advisory (Website). The advisory is shared at cisco.com. This vulnerability is uniquely identified as CVE-1999-0416. The exploitability is told to be easy. It is possible to initiate the attack remotely. No form of authentication is needed for exploitation. Neither technical details nor an exploit are publicly available.

Upgrading eliminates this vulnerability.

The vulnerability is also documented in the vulnerability database at X-Force (1886). Further details are available at ciac.llnl.gov. Similar entries are available at 14533 and 14564.

Productinfo

Type

Vendor

Name

Version

License

Support

  • end of life (old version)

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB CVSS-B Score: 🔍
VulDB CVSS-BT Score: 🔍
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.3
VulDB Meta Temp Score: 5.1

VulDB Base Score: 5.3
VulDB Temp Score: 5.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Denial of service
CWE: CWE-404
ATT&CK: T1499

Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Timelineinfo

03/11/1999 🔍
03/11/1999 +0 days 🔍
03/11/1999 +0 days 🔍
08/04/2011 +4529 days 🔍
06/20/2014 +1051 days 🔍
03/29/2017 +1013 days 🔍

Sourcesinfo

Vendor: cisco.com

Advisory: cisco.com
Status: Not defined

CVE: CVE-1999-0416 (🔍)
X-Force: 1886
Vulnerability Center: 32563 - Cisco 7xx Series Routers Allows System Reload via a TCP Connection, Medium

Misc.: 🔍
See also: 🔍

Entryinfo

Created: 06/20/2014 22:58
Updated: 03/29/2017 11:00
Changes: 06/20/2014 22:58 (52), 03/29/2017 11:00 (6)
Complete: 🔍

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