Vulnerability Details : CVE-2020-3478
A vulnerability in the REST API of Cisco Enterprise NFV Infrastructure Software (NFVIS) could allow an authenticated, remote attacker to overwrite certain files that should be restricted on an affected device. The vulnerability is due to insufficient authorization enforcement on an affected system. An attacker could exploit this vulnerability by uploading a file using the REST API. A successful exploit could allow an attacker to overwrite and upload files, which could degrade the functionality of the affected system.
Vulnerability category: Input validation
Products affected by CVE-2020-3478
- Cisco » Enterprise Network Function Virtualization InfrastructureVersions from including (>=) 3.5.1 and up to, including, (<=) 4.1.2cpe:2.3:a:cisco:enterprise_network_function_virtualization_infrastructure:*:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2020-3478
0.56%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 66 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2020-3478
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
5.5
|
MEDIUM | AV:N/AC:L/Au:S/C:N/I:P/A:P |
8.0
|
4.9
|
NIST | |
|
8.1
|
HIGH | CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H |
2.8
|
5.2
|
Cisco Systems, Inc. | |
|
8.1
|
HIGH | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H |
2.8
|
5.2
|
NIST |
CWE ids for CVE-2020-3478
-
The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly.Assigned by:
- nvd@nist.gov (Primary)
- ykramarz@cisco.com (Secondary)
References for CVE-2020-3478
-
https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-nfvis-file-overwrite-UONzPMkr
Cisco Enterprise NFV Infrastructure Software File Overwrite VulnerabilityVendor Advisory
Jump to