cisco small-business-rv-series-router-firmware CVE-2021-1291 is a vulnerability in Cisco Small Business Rv Series Router Firmware
Published on February 4, 2021

Cisco Small Business RV160, RV160W, RV260, RV260P, and RV260W VPN Routers Remote Code Execution Vulnerabilities
Multiple vulnerabilities in the web-based management interface of Cisco Small Business RV160, RV160W, RV260, RV260P, and RV260W VPN Routers could allow an unauthenticated, remote attacker to execute arbitrary code as the root user on an affected device. These vulnerabilities exist because HTTP requests are not properly validated. An attacker could exploit these vulnerabilities by sending a crafted HTTP request to the web-based management interface of an affected device. A successful exploit could allow the attacker to remotely execute arbitrary code on the device.

Vendor Advisory NVD

Vulnerability Analysis

CVE-2021-1291 can be exploited with network access, and does not require authorization privileges or user interaction. This vulnerability is considered to have a low attack complexity. The potential impact of an exploit of this vulnerability is considered to be critical as this vulnerability has a high impact to the confidentiality, integrity and availability of this component.

Attack Vector:
NETWORK
Attack Complexity:
LOW
Privileges Required:
NONE
User Interaction:
NONE
Scope:
UNCHANGED
Confidentiality Impact:
HIGH
Integrity Impact:
HIGH
Availability Impact:
HIGH

Weakness Type

What is an Assumed-Immutable Parameter Tampering Vulnerability?

The web application does not sufficiently verify inputs that are assumed to be immutable but are actually externally controllable, such as hidden form fields.

CVE-2021-1291 has been classified to as an Assumed-Immutable Parameter Tampering vulnerability or weakness.


Products Associated with CVE-2021-1291

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Cisco Small Business Rv Series Router Firmware
 

Affected Versions

Cisco Small Business RV Series Router Firmware Version n/a is affected by CVE-2021-1291

Exploit Probability

EPSS
1.87%
Percentile
82.87%

EPSS (Exploit Prediction Scoring System) scores estimate the probability that a vulnerability will be exploited in the wild within the next 30 days. The percentile shows you how this score compares to all other vulnerabilities.