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Cisco IOS XR Software SCP and SFTP Modules Denial of Service Vulnerability

Information

Severity

Severity

Medium

Family

Family

CISCO

CVSSv2 Base

CVSSv2 Base

6.8

CVSSv2 Vector

CVSSv2 Vector

AV:N/AC:L/Au:S/C:N/I:C/A:N

Solution Type

Solution Type

Vendor Patch

Created

Created

6 years ago

Modified

Modified

3 years ago

Summary

A vulnerability in the Secure Copy Protocol (SCP) and Secure FTP (SFTP) modules of Cisco IOS XR Software could allow an authenticated, remote attacker to overwrite system files and cause a denial of service (DoS) condition.

Insight

Insight

The vulnerability is due to improper setting of permissions on the filesystem for certain paths that include system files.

Detection Method

Detection Method

Check the IOS XR Version

Solution

Solution

See the referenced advisory for a solution.

Common Vulnerabilities and Exposures (CVE)