Cisco IOS IOx Application Environment input validation

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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6.8$0-$5k0.00

Summaryinfo

A vulnerability marked as critical has been reported in Cisco IOS. This vulnerability affects unknown code of the component IOx Application Environment. Performing a manipulation results in input validation. This vulnerability is reported as CVE-2020-3199. The attacker must have access to the local network to execute the attack. No exploit exists. It is suggested to upgrade the affected component.

Detailsinfo

A vulnerability, which was classified as critical, was found in Cisco IOS (Router Operating System) (the affected version is unknown). This affects an unknown code of the component IOx Application Environment. The manipulation with an unknown input leads to a input validation vulnerability. CWE is classifying the issue as CWE-20. The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly. This is going to have an impact on confidentiality, integrity, and availability. The summary by CVE is:

Multiple vulnerabilities in the Cisco IOx application environment of Cisco 809 and 829 Industrial Integrated Services Routers (Industrial ISRs) and Cisco 1000 Series Connected Grid Routers (CGR1000) that are running Cisco IOS Software could allow an attacker to cause a denial of service (DoS) condition or execute arbitrary code with elevated privileges on an affected device. For more information about these vulnerabilities, see the Details section of this advisory.

The weakness was disclosed 06/03/2020 as cisco-sa-ios-iot-gos-vuln-s9qS as confirmed advisory (Website). It is possible to read the advisory at tools.cisco.com. This vulnerability is uniquely identified as CVE-2020-3199 since 12/12/2019. The attack needs to be initiated within the local network. No form of authentication is needed for exploitation. The technical details are unknown and an exploit is not publicly available. The pricing for an exploit might be around USD $0-$5k at the moment (estimation calculated on 06/04/2020).

Upgrading eliminates this vulnerability.

The entry VDB-156065 is pretty similar. Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

Type

Vendor

Name

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.2
VulDB Meta Temp Score: 7.0

VulDB Base Score: 6.3
VulDB Temp Score: 6.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 8.1
NVD Vector: 🔍

CVSSv2info

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

Exploitinginfo

Class: Input validation
CWE: CWE-20
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Partially

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 🔍
06/03/2020 +174 days 🔍
06/04/2020 +1 days 🔍
10/21/2020 +139 days 🔍

Sourcesinfo

Vendor: cisco.com

Advisory: cisco-sa-ios-iot-gos-vuln-s9qS
Status: Confirmed

CVE: CVE-2020-3199 (🔍)
GCVE (CVE): GCVE-0-2020-3199
GCVE (VulDB): GCVE-100-156027
See also: 🔍

Entryinfo

Created: 06/04/2020 13:15
Updated: 10/21/2020 14:25
Changes: 06/04/2020 13:15 (41), 06/04/2020 13:20 (12), 10/21/2020 14:25 (1)
Complete: 🔍
Cache ID: 216::103

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