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CVE-2021-1145
CVE information
Published
Last Modified
CVSSv2.0 Severity
CVSSv3.1 Severity
Impact Analysis
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..
CVSSv2.0 Score
- Severity
- Medium
- Base Score
- 4/10
- Exploit Score
- 8/10
- Access Vector
- Network
- Access Complexity
- Low
- Authentication Required
- Single
- Impact Score
- 2.9/10
- Confidentiality Impact
- Partial
- Availability Impact
- None
- Integrity Impact
- None
CVSSv3.1 Score
- Severity
- Medium
- Base Score
- 6.5/10
- Exploit Score
- 2.8/10
- Access Vector
- Network
- Access Complexity
- Low
- Privileges Required
- Low
- Impact Score
- 3.6/10
- Confidentiality Impact
- High
- Availability Impact
- None
- Integrity Impact
- None
- Scope
- Unchanged
- User Interaction
- None
Products Affected
| CPE | Affected | Vulnerable | Excluding | Edit |
|---|---|---|---|---|
| cpe:2.3:o:cisco:staros:*:*:*:*:*:*:*:* |
Yes
|
- | 21.19.7 | |
| cpe:2.3:h:cisco:asr_5000:-:*:*:*:*:*:*:* |
No
|
- | ||
| cpe:2.3:h:cisco:asr_5500:-:*:*:*:*:*:*:* |
No
|
- | ||
| cpe:2.3:h:cisco:asr_5700:-:*:*:*:*:*:*:* |
No
|
- |