Vulnerability Description
A vulnerability in the Secure FTP (SFTP) of Cisco StarOS for Cisco ASR 5000 Series Routers could allow an authenticated, remote attacker to read arbitrary files on an affected device. To exploit this vulnerability, the attacker would need to have valid credentials on the affected device. The vulnerability is due to insecure handling of symbolic links. An attacker could exploit this vulnerability by sending a crafted SFTP command to an affected device. A successful exploit could allow the attacker to read arbitrary files on the affected device.
CVSS Score
MEDIUM
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Cisco | Staros | < 21.19.7 |
| Cisco | Asr 5000 | - |
| Cisco | Asr 5500 | - |
| Cisco | Asr 5700 | - |
Related Weaknesses (CWE)
References
- https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-sVendor Advisory
- https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-sVendor Advisory
FAQ
What is CVE-2021-1145?
CVE-2021-1145 is a vulnerability with a CVSS score of 6.5 (MEDIUM). A vulnerability in the Secure FTP (SFTP) of Cisco StarOS for Cisco ASR 5000 Series Routers could allow an authenticated, remote attacker to read arbitrary files on an affected device. To exploit this ...
How severe is CVE-2021-1145?
CVE-2021-1145 has been rated MEDIUM with a CVSS base score of 6.5/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2021-1145?
Check the references section above for vendor advisories and patch information. Affected products include: Cisco Staros, Cisco Asr 5000, Cisco Asr 5500, Cisco Asr 5700.