CVE-2005-1020

Description

Secure Shell (SSH) 2 in Cisco IOS 12.0 through 12.3 allows remote attackers to cause a denial of service (device reload) (1) via a username that contains a domain name when using a TACACS+ server to authenticate, (2) when a new SSH session is in the login phase and a currently logged in user issues a send command, or (3) when IOS is logging messages and an SSH session is terminated while the server is sending data.

Category

7.1
CVSS
Severity: High
CVSS 2.0 •
EPSS 1.58% Top 20%
Vendor Advisory cisco.com Vendor Advisory secunia.com Vendor Advisory securitytracker.com
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
http://www.securitytracker.com/alerts/2005/Apr/1013655.html vdb entry vendor advisory
http://www.securityfocus.com/bid/13043 vdb entry
https://exchange.xforce.ibmcloud.com/vulnerabilities/19987 vdb entry
https://exchange.xforce.ibmcloud.com/vulnerabilities/19989 vdb entry
http://secunia.com/advisories/14854 third party advisory patch vendor advisory
https://exchange.xforce.ibmcloud.com/vulnerabilities/19990 vdb entry
http://www.cisco.com/warp/public/707/cisco-sa-20050406-ssh.shtml vendor advisory
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A5455 vdb entry signature

Frequently Asked Questions

What is the severity of CVE-2005-1020?
CVE-2005-1020 has been scored as a high severity vulnerability.
How to fix CVE-2005-1020?
To fix CVE-2005-1020, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2005-1020 being actively exploited in the wild?
It is possible that CVE-2005-1020 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~2% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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