VDB-112223 · CVE-2018-0115 · BID 102788

Cisco StarOS on ASR 5000 CLI os command injection

CVSS Meta Temp Score
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CTI Interest Score
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7.0$0-$5k0.00

A vulnerability, which was classified as critical, has been found in Cisco StarOS on ASR 5000 (Router Operating System) (version now known). This issue affects some unknown processing of the component CLI. The manipulation with an unknown input leads to a os command injection vulnerability. Using CWE to declare the problem leads to CWE-78. The product constructs all or part of an OS command using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the intended OS command when it is sent to a downstream component. Impacted is confidentiality, integrity, and availability. The summary by CVE is:

A vulnerability in the CLI of the Cisco StarOS operating system for Cisco ASR 5000 Series routers could allow an authenticated, local attacker to execute arbitrary commands with root privileges on an affected host operating system. The vulnerability is due to insufficient validation of user-supplied input. An attacker could exploit this vulnerability by injecting malicious command arguments into a vulnerable CLI command. A successful exploit could allow the attacker to execute arbitrary commands with root privileges. To exploit this vulnerability, the attacker would need to authenticate to the affected system by using valid administrator credentials. Cisco Bug IDs: CSCvf93332.

The bug was discovered 01/17/2018. The weakness was presented 01/18/2018 with Cisco (Website). It is possible to read the advisory at securityfocus.com. The identification of this vulnerability is CVE-2018-0115 since 11/27/2017. Attacking locally is a requirement. Required for exploitation is a simple authentication. The technical details are unknown and an exploit is not publicly available. The attack technique deployed by this issue is T1202 according to MITRE ATT&CK.

The vulnerability scanner Nessus provides a plugin with the ID 107095 (Cisco ASR StarOS Multiple CLI Command Injection Vulnerabilities (cisco-sa-20180117-staros / cisco-sa-20180307-staros / cisco-sa-20180307-staros1)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family CISCO and running in the context l.

Upgrading eliminates this vulnerability. A possible mitigation has been published before and not just after the disclosure of the vulnerability.

The vulnerability is also documented in the vulnerability database at Tenable (107095). See 114212 and 114218 for similar entries.

Productinfo

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License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB CVSS-B Score: 🔍
VulDB CVSS-BT Score: 🔍
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.3
VulDB Meta Temp Score: 7.1

VulDB Base Score: 7.8
VulDB Temp Score: 7.5
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 6.7
NVD Vector: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Os command injection
CWE: CWE-78 / CWE-74 / CWE-707
ATT&CK: T1202

Local: Yes
Remote: No

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 107095
Nessus Name: Cisco ASR StarOS Multiple CLI Command Injection Vulnerabilities (cisco-sa-20180117-staros / cisco-sa-20180307-staros / cisco-sa-20180307-staros1)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Timelineinfo

11/27/2017 🔍
01/17/2018 +51 days 🔍
01/17/2018 +0 days 🔍
01/17/2018 +0 days 🔍
01/18/2018 +1 days 🔍
01/18/2018 +0 days 🔍
01/19/2018 +1 days 🔍
03/02/2018 +42 days 🔍
02/01/2021 +1067 days 🔍

Sourcesinfo

Vendor: cisco.com

Advisory: securityfocus.com⛔
Researcher: Cisco
Organization: Cisco
Status: Not defined
Confirmation: 🔍

CVE: CVE-2018-0115 (🔍)
SecurityTracker: 1040239
SecurityFocus: 102788 - Cisco StarOS for ASR 5000 Series Routers CVE-2018-0115 Local Command Injection Vulnerability

See also: 🔍

Entryinfo

Created: 01/19/2018 07:49
Updated: 02/01/2021 11:55
Changes: 01/19/2018 07:49 (67), 12/24/2019 09:42 (7), 02/01/2021 11:52 (2), 02/01/2021 11:55 (1)
Complete: 🔍

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