CVE-2017-6774
A vulnerability in Cisco ASR 5000 Series Aggregated Services Routers running the Cisco StarOS...
A vulnerability in Cisco ASR 5000 Series Aggregated Services Routers running the Cisco StarOS operating system could allow an authenticated, remote attacker to overwrite or modify sensitive system files. The vulnerability is due to the inclusion of sensitive system files within specific FTP subdirectories. An attacker could exploit this vulnerability by overwriting sensitive configuration files through FTP. An exploit could allow the attacker to overwrite configuration files on an affected system. Cisco Bug IDs: CSCvd47739. Known Affected Releases: 21.0.v0.65839.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- Low
- User interaction
- None
What an attacker can affect
- Confidentiality
- None
- Integrity
- Low
- Availability
- None
Exploit likelihood
What each source reports
NVD Score used
A vulnerability in Cisco ASR 5000 Series Aggregated Services Routers running the Cisco StarOS operating system could allow an authenticated, remote attacker to overwrite or modify sensitive system files. The vulnerability is due to the inclusion of sensitive system files within specific FTP subdirectories. An attacker could exploit this vulnerability by overwriting sensitive configuration files through FTP. An exploit could allow the attacker to overwrite configuration files on an affected system. Cisco Bug IDs: CSCvd47739. Known Affected Releases: 21.0.v0.65839.
- Record
CVE-2017-6774- CVSS 3.0
- 5.0 Medium
CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:C/C:N/I:L/A:N - CVSS 2.0
- 4.0 Medium
AV:N/AC:L/Au:S/C:N/I:P/A:N - Weakness
- CWE-552
- Updated
- 2026-11-02
CVE List No score
A vulnerability in Cisco ASR 5000 Series Aggregated Services Routers running the Cisco StarOS operating system could allow an authenticated, remote attacker to overwrite or modify sensitive system files. The vulnerability is due to the inclusion of sensitive system files within specific FTP subdirectories. An attacker could exploit this vulnerability by overwriting sensitive configuration files through FTP. An exploit could allow the attacker to overwrite configuration files on an affected system. Cisco Bug IDs: CSCvd47739. Known Affected Releases: 21.0.v0.65839.
- Record
CVE-2017-6774- Updated
- 2026-11-02
EUVDEUVD-2017-15828 No score
A vulnerability in Cisco ASR 5000 Series Aggregated Services Routers running the Cisco StarOS operating system could allow an authenticated, remote attacker to overwrite or modify sensitive system files. The vulnerability is due to the inclusion of sensitive system files within specific FTP subdirectories. An attacker could exploit this vulnerability by overwriting sensitive configuration files through FTP. An exploit could allow the attacker to overwrite configuration files on an affected system. Cisco Bug IDs: CSCvd47739. Known Affected Releases: 21.0.v0.65839.
- Record
EUVD-2017-15828- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-q3m2-fp75-5458
A vulnerability in Cisco ASR 5000 Series Aggregated Services Routers running the Cisco StarOS...
A vulnerability in Cisco ASR 5000 Series Aggregated Services Routers running the Cisco StarOS operating system could allow an authenticated, remote attacker to overwrite or modify sensitive system files. The vulnerability is due to the inclusion of sensitive system files within specific FTP subdirectories. An attacker could exploit this vulnerability by overwriting sensitive configuration files through FTP. An exploit could allow the attacker to overwrite configuration files on an affected system. Cisco Bug IDs: CSCvd47739. Known Affected Releases: 21.0.v0.65839.
- Record
GHSA-q3m2-fp75-5458- CVSS 3.0
- 5.0 Medium
CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:C/C:N/I:L/A:N - Weakness
- CWE-552
- Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2017-6774 is a medium vulnerability (CVSS 5.0) in Cisco Asr 5000 Software, published August 17, 2017. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 1.17%, the 67th percentile. No source names a fixed version.