Multiple vulnerabilities in Cisco Enterprise NFV Infrastructure Software



Published: 2020-09-04
Risk Medium
Patch available YES
Number of vulnerabilities 2
CVE-ID CVE-2020-3365
CVE-2020-3478
CWE-ID CWE-22
CWE-20
Exploitation vector Network
Public exploit N/A
Vulnerable software
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Enterprise NFV Infrastructure Software
Server applications / Virtualization software

Vendor Cisco Systems, Inc

Security Bulletin

This security bulletin contains information about 2 vulnerabilities.

1) Path traversal

EUVDB-ID: #VU46276

Risk: Low

CVSSv3.1: 3.8 [CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2020-3365

CWE-ID: CWE-22 - Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')

Exploit availability: No

Description

The vulnerability allows a remote attacker to perform directory traversal attacks.

The vulnerability exists due to a flaw in the logic that governs directory permissions. A remote authenticated attacker can send a specially crafted HTTP request and overwrite files on the target device.

Mitigation

Install update from vendor's website.

Vulnerable software versions

Enterprise NFV Infrastructure Software: 3.5.1 - 4.2.1


CPE2.3 External links

http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-nfvis-path-emy79OC2

Q & A

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.

2) Input validation error

EUVDB-ID: #VU46277

Risk: Medium

CVSSv3.1: 7.1 [CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2020-3478

CWE-ID: CWE-20 - Improper Input Validation

Exploit availability: No

Description

The vulnerability allows a remote attacker to overwrite arbitrary files on the system.

The vulnerability exists due to insufficient authorization enforcement on an affected system. A remote authenticated attacker can upload a file using the REST API to overwrite and upload arbitrary files on the target system.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Enterprise NFV Infrastructure Software: 3.5.1 - 4.1.2


CPE2.3 External links

http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-nfvis-file-overwrite-UONzPMkr

Q & A

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.



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