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CVE-2003-0795

CVE information

Published

20 years ago

Last Modified

7 years ago

CVSSv2.0 Severity

Medium

Impact Analysis

Description

The vty layer in Quagga before 0.96.4, and Zebra 0.93b and earlier, does not verify that sub-negotiation is taking place when processing the SE marker, which allows remote attackers to cause a denial of service (crash) via a malformed telnet command to the telnet CLI port, which may trigger a null dereference..

CVSSv2.0 Score

Severity
Medium
Base Score
5/10
Exploit Score
10/10
Access Vector
Network
Access Complexity
Low
Authentication Required
None
Impact Score
2.9/10
Confidentiality Impact
None
Availability Impact
Partial
Integrity Impact
None

Products Affected

CPE Affected Vulnerable Excluding Edit
cpe:2.3:a:quagga:quagga:0.95:*:*:*:*:*:*:*
  Yes
- -
cpe:2.3:a:gnu:zebra:0.92a:*:*:*:*:*:*:*
  Yes
- -
cpe:2.3:a:quagga:quagga:0.96.1:*:*:*:*:*:*:*
  Yes
- -
cpe:2.3:a:sgi:propack:2.2.1:*:*:*:*:*:*:*
  Yes
- -
cpe:2.3:a:gnu:zebra:0.93b:*:*:*:*:*:*:*
  Yes
- -
cpe:2.3:a:sgi:propack:2.3:*:*:*:*:*:*:*
  Yes
- -
cpe:2.3:a:gnu:zebra:0.91a:*:*:*:*:*:*:*
  Yes
- -
cpe:2.3:a:quagga:quagga:*:*:*:*:*:*:*:*
  Yes
- -
cpe:2.3:a:quagga:quagga:0.96.2:*:*:*:*:*:*:*
  Yes
- -
cpe:2.3:a:gnu:zebra:0.93a:*:*:*:*:*:*:*
  Yes
- -
cpe:2.3:a:quagga:quagga:0.96:*:*:*:*:*:*:*
  Yes
- -