Cisco Integrated Services Router Snort Detection Engine protection mechanism

CVSS Meta Temp Score
CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.
Current Exploit Price (≈)
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CTI Interest Score
Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
5.6$0-$5k0.00

Summaryinfo

A vulnerability labeled as critical has been found in Cisco Integrated Services Router, Industrial Security Appliance, Services Router 1000V, Firepower Threat Defense, Integrated Services Virtual Router and Meraki MX Security Appliance. Impacted is an unknown function of the component Snort Detection Engine. Executing a manipulation can lead to protection mechanism. This vulnerability is tracked as CVE-2020-3299. The attack can be launched remotely. No exploit exists. The affected component should be upgraded.

Detailsinfo

A vulnerability classified as critical was found in Cisco Integrated Services Router, Industrial Security Appliance, Services Router 1000V, Firepower Threat Defense, Integrated Services Virtual Router and Meraki MX Security Appliance (Firewall Software). This vulnerability affects an unknown part of the component Snort Detection Engine. The manipulation with an unknown input leads to a protection mechanism vulnerability. The CWE definition for the vulnerability is CWE-693. The product does not use or incorrectly uses a protection mechanism that provides sufficient defense against directed attacks against the product. As an impact it is known to affect integrity.

The weakness was disclosed 10/23/2020. The advisory is shared for download at tools.cisco.com. This vulnerability was named CVE-2020-3299. The exploitation appears to be easy. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. 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 11/25/2020).

Upgrading eliminates this vulnerability.

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Productinfo

Type

Vendor

Name

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.8
VulDB Meta Temp Score: 5.7

VulDB Base Score: 5.8
VulDB Temp Score: 5.6
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 5.8
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: Protection mechanism
CWE: CWE-693
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 🔍
10/23/2020 +315 days 🔍
10/23/2020 +0 days 🔍
11/25/2020 +33 days 🔍

Sourcesinfo

Vendor: cisco.com

Advisory: tools.cisco.com
Status: Confirmed

CVE: CVE-2020-3299 (🔍)
GCVE (CVE): GCVE-0-2020-3299
GCVE (VulDB): GCVE-100-163432

Entryinfo

Created: 10/23/2020 08:19
Updated: 11/25/2020 22:32
Changes: 10/23/2020 08:19 (36), 11/25/2020 22:27 (2), 11/25/2020 22:32 (17)
Complete: 🔍
Cache ID: 216::103

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