#VU47239 Permissions, Privileges, and Access Controls in Cisco IOS XE - CVE-2020-3425

Vulnerability identifier: #VU47239

Vulnerability risk: Medium

CVSSv4.0: 6.3 [CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2020-3425

CWE-ID: CWE-264

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
Cisco IOS XE
Operating systems & Components / Operating system

Vendor: Cisco Systems, Inc

Description

The vulnerability allows a remote attacker to escalate privileges on the system.

The vulnerability exists due to insufficient data protection of sensitive information. A remote authenticated attacker can send a specially crafted API call and gain elevated privileges on the target system.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

Cisco IOS XE: 16.9.4

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External links
https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-ios-webui-priv-esc-K8zvEWM

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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.