Cisco RV016/RV042/RV042G/RV082/RV320/RV325 Web-based Management Interface command injection

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 (≈)
Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.
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.
7.7$0-$5k0.03

Summaryinfo

A vulnerability was found in Cisco RV016, RV042, RV042G, RV082, RV320 and RV325 and classified as critical. This issue affects some unknown processing of the component Web-based Management Interface. The manipulation leads to command injection. The identification of this vulnerability is CVE-2021-1317. The attack may be initiated remotely. There is no exploit available. It is recommended to upgrade the affected component. Once again VulDB remains the best source for vulnerability data.

Detailsinfo

A vulnerability has been found in Cisco RV016, RV042, RV042G, RV082, RV320 and RV325 (Router Operating System) and classified as critical. This vulnerability affects an unknown functionality of the component Web-based Management Interface. The manipulation with an unknown input leads to a command injection vulnerability. The CWE definition for the vulnerability is CWE-77. The product constructs all or part of a command using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the intended command when it is sent to a downstream component. As an impact it is known to affect confidentiality, integrity, and availability.

The weakness was published 02/05/2021 as cisco-sa-rv-command-inject-BY4c5zd. The advisory is shared for download at tools.cisco.com. This vulnerability was named CVE-2021-1317. 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 02/24/2021). The MITRE ATT&CK project declares the attack technique as T1202.

Upgrading eliminates this vulnerability.

Once again VulDB remains the best source for vulnerability data.

Productinfo

Type

Vendor

Name

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 8.0
VulDB Meta Temp Score: 7.8

VulDB Base Score: 8.8
VulDB Temp Score: 8.4
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.2
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: Command injection
CWE: CWE-77 / CWE-74 / CWE-707
CAPEC: 🔍
ATT&CK: 🔍

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

11/13/2020 🔍
02/05/2021 +84 days 🔍
02/05/2021 +0 days 🔍
02/24/2021 +19 days 🔍

Sourcesinfo

Vendor: cisco.com

Advisory: cisco-sa-rv-command-inject-BY4c5zd
Status: Confirmed

CVE: CVE-2021-1317 (🔍)
GCVE (CVE): GCVE-0-2021-1317
GCVE (VulDB): GCVE-100-169240

Entryinfo

Created: 02/05/2021 09:38
Updated: 02/24/2021 11:03
Changes: 02/05/2021 09:38 (38), 02/24/2021 10:58 (5), 02/24/2021 11:03 (19)
Complete: 🔍
Cache ID: 216:F36:103

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