Vulnerability identifier: #VU49575
Vulnerability risk: Medium
CVSSv3.1: 5.7 [CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N/E:U/RL:O/RC:C]
CVE-ID:
CWE-ID:
CWE-61
Exploitation vector: Network
Exploit availability: No
Vulnerable software:
Cisco ASR 5000 Series
Hardware solutions /
Firmware
Cisco StarOS
Operating systems & Components /
Operating system
Vendor: Cisco Systems, Inc
Description
The vulnerability allows a remote attacker to gain access to sensitive information on the system.
The vulnerability exists due to a symlink following issue in the Secure FTP (SFTP). A remote authenticated attacker can send a specially crafted SFTP command and read arbitrary files on the affected device.
Mitigation
Install updates from vendor's website.
Vulnerable software versions
Cisco ASR 5000 Series: All versions
External links
http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-staros-file-read-L3RDvtey
Can this vulnerability be exploited remotely?
Yes. This vulnerability can be exploited by a remote authenticated user via the Internet.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.