Vulnerability identifier: #VU55233

Vulnerability risk: Medium

CVSSv3.1: 7.2 [CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:L/I:H/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2021-1601

CWE-ID: CWE-284

Exploitation vector: Local network

Exploit availability: No

Vulnerable software:
Cisco Intersight Virtual Appliance
Server applications / Other server solutions

Vendor:

Description

The vulnerability allows a remote attacker to gain unauthorized access to otherwise restricted functionality.

The vulnerability exists due to insufficient restrictions for IPv6 packets that are received on the external management interface. A remote attacker on the local network can access sensitive internal services and make configuration changes on the affected device.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

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External links
http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-ucsi2-iptaclbp-L8Dzs8m8

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Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the local network (LAN).

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.