Cisco Umbrella Web Application HTTP Request redirect

CVSS Meta Temp Score
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CTI Interest Score
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5.8$0-$5k0.00

Summaryinfo

A vulnerability has been found in Cisco Umbrella and classified as problematic. This affects an unknown function of the component Web Application. This manipulation as part of HTTP Request causes redirect. This vulnerability is handled as CVE-2020-3337. The attack can be initiated remotely. There is not any exploit available. The affected component should be upgraded.

Detailsinfo

A vulnerability has been found in Cisco Umbrella (the affected version unknown) and classified as critical. Affected by this vulnerability is an unknown part of the component Web Application. The manipulation as part of a HTTP Request leads to a redirect vulnerability. The CWE definition for the vulnerability is CWE-601. A web application accepts a user-controlled input that specifies a link to an external site, and uses that link in a Redirect. This simplifies phishing attacks. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

A vulnerability in the web server of Cisco Umbrella could allow an unauthenticated, remote attacker to redirect a user to an undesired web page. The vulnerability is due to improper input validation of the URL parameters in an HTTP request that is sent to an affected device. An attacker could exploit this vulnerability by sending a crafted HTTP request that could cause the web application to redirect the request to a specified malicious URL. A successful exploit could allow the attacker to redirect a user to a malicious website.

The weakness was released 06/18/2020 as cisco-sa-umbrella-open-redire- as confirmed advisory (Website). The advisory is shared at tools.cisco.com. This vulnerability is known as CVE-2020-3337 since 12/12/2019. The attack can be launched remotely. The exploitation doesn't need any form of authentication. Neither technical details nor an exploit are publicly available. MITRE ATT&CK project uses the attack technique T1204.001 for this issue.

Upgrading eliminates this vulnerability.

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Productinfo

Vendor

Name

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.0
VulDB Meta Temp Score: 5.9

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

NVD Base Score: 4.7
NVD Vector: 🔍

CVSSv2info

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

Exploitinginfo

Class: Redirect
CWE: CWE-601
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Timelineinfo

12/12/2019 🔍
06/18/2020 +189 days 🔍
06/18/2020 +0 days 🔍
10/25/2020 +129 days 🔍

Sourcesinfo

Vendor: cisco.com

Advisory: cisco-sa-umbrella-open-redire-
Status: Confirmed

CVE: CVE-2020-3337 (🔍)
GCVE (CVE): GCVE-0-2020-3337
GCVE (VulDB): GCVE-100-156901

Entryinfo

Created: 06/18/2020 11:41
Updated: 10/25/2020 07:42
Changes: 06/18/2020 11:41 (41), 06/18/2020 11:46 (11), 10/25/2020 07:42 (1)
Complete: 🔍
Cache ID: 216::103

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