Cisco Small Business 220 up to 1.1.4.3 Web Management Interface File Upload privilege escalation – Digitalmunition




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Published on August 7th, 2019 📆 | 7022 Views ⚑

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Cisco Small Business 220 up to 1.1.4.3 Web Management Interface File Upload privilege escalation

CVSS Meta Temp ScoreCurrent Exploit Price (≈)
7.8$0-$5k

A vulnerability was found in Cisco Small Business 220 up to 1.1.4.3. It has been classified as critical. Affected is some unknown functionality of the component Web Management Interface. The manipulation with an unknown input leads to a privilege escalation vulnerability (File Upload). CWE is classifying the issue as CWE-269. This is going to have an impact on confidentiality, integrity, and availability.

The weakness was released 08/07/2019 as cisco-sa-20190806-sb220-auth_b as confirmed advisory (Website). The advisory is shared for download at tools.cisco.com. This vulnerability is traded as CVE-2019-1912 since 12/06/2018. It is possible to launch the attack remotely. The exploitation doesn’t require any form of authentication. There are neither technical details nor an exploit publicly available. The current price for an exploit might be approx. USD $0-$5k (estimation calculated on 08/07/2019). The advisory points out:

The vulnerability is due to incomplete authorization checks in the web management interface. An attacker could exploit this vulnerability by sending a malicious request to certain parts of the web management interface. Depending on the configuration of the affected switch, the malicious request must be sent via HTTP or HTTPS. A successful exploit could allow the attacker to modify the configuration of an affected device or to inject a reverse shell.

Upgrading to version 1.1.4.4 eliminates this vulnerability.

Further details are available at zdnet.com. Entries connected to this vulnerability are available at 139597 and 139598.

Vendor

Name

VulDB Meta Base Score: 8.2
VulDB Meta Temp Score: 7.8

VulDB Base Score: 7.3
VulDB Temp Score: 7.0
VulDB Vector: 🔒
VulDB Reliability: 🔍

Vendor Base Score (Cisco): 9.1
Vendor Vector (Cisco): 🔒

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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍
Class: Privilege escalation / File Upload (CWE-269)
Local: No
Remote: Yes

Availability: 🔒
Status: Not defined

Price Prediction: 🔍
Current Price Estimation: 🔒

Threat Intelligenceinfoedit

Threat: 🔍
Adversaries: 🔍
Geopolitics: 🔍
Economy: 🔍
Predictions: 🔍
Remediation: 🔍Recommended: Upgrade
Status: 🔍

0-Day Time: 🔒

Upgrade: Small Business 220 1.1.4.4

12/06/2018 CVE assigned
08/07/2019 +244 days Advisory disclosed
08/07/2019 +0 days VulDB entry created
08/07/2019 +0 days VulDB last updateVendor: cisco.com

Advisory: cisco-sa-20190806-sb220-auth_b
Status: Confirmed

CVE: CVE-2019-1912 (🔒)
Misc.: 🔒
See also: 🔒

Created: 08/07/2019 02:06 PM
Complete: 🔍

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