Cisco Enterprise NFV Infrastructure Software Configuration File command injection

Summaryinfo

A vulnerability marked as critical has been reported in Cisco Enterprise NFV Infrastructure Software. This impacts an unknown function of the component Configuration File Handler. Performing a manipulation results in command injection. This vulnerability is identified as CVE-2019-1893. The attack is only possible with local access. There is not any exploit available. It is suggested to upgrade the affected component.

Detailsinfo

A vulnerability classified as critical has been found in Cisco Enterprise NFV Infrastructure Software (the affected version is unknown). This affects an unknown code of the component Configuration File Handler. The manipulation with an unknown input leads to a command injection vulnerability. CWE is classifying the issue as CWE-77. The product constructs all or part of a command using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the intended command when it is sent to a downstream component. This is going to have an impact on confidentiality, integrity, and availability. The summary by CVE is:

A vulnerability in Cisco Enterprise NFV Infrastructure Software (NFVIS) could allow an authenticated, local attacker to execute arbitrary commands on the underlying operating system (OS) of an affected device as root. The vulnerability is due to insufficient input validation of a configuration file that is accessible to a local shell user. An attacker could exploit this vulnerability by including malicious input during the execution of this file. A successful exploit could allow the attacker to execute arbitrary commands on the underlying OS as root.

The weakness was released 07/06/2019 as cisco-sa-20190703-nfvis-comman as confirmed advisory (Website). The advisory is shared at tools.cisco.com. This vulnerability is uniquely identified as CVE-2019-1893 since 12/06/2018. An attack has to be approached locally. A authentication is needed for exploitation. Neither technical details nor an exploit are publicly available. MITRE ATT&CK project uses the attack technique T1202 for this issue.

Upgrading eliminates this vulnerability.

Entry connected to this vulnerability is available at VDB-137422. If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Productinfo

Vendor

• Cisco

Name

• Enterprise NFV Infrastructure Software

License

• commercial

Website

• Vendor: https://www.cisco.com/

CPE 2.3info

• 🔍
• 🔍

CPE 2.2info

• 🔍
• 🔍

CVSSv4info

CVSSv3info

CVSSv2info

Exploitinginfo

Threat Intelligenceinfo

Countermeasuresinfo

Timelineinfo

Sourcesinfo

Entryinfo

If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Discussion