description: A vulnerability in the web-based management interface of Cisco Small Business Routers RV042 Series could allow an authenticated, remote attacker to inject arbitrary commands on an affected device.
This vulnerability is due to improper validation of user input fields within incoming HTTP packets. An attacker could exploit this vulnerability by sending a crafted request to the web-based management interface. A successful exploit could allow the attacker to execute arbitrary commands on an affected device with root-level privileges. To exploit these vulnerabilities, an attacker would need to have valid Administrator credentials on the affected device.
problem types: Improper Neutralization of Special Elements used in a Command ('Command Injection')
affected:
{
vendor: Cisco
product: Cisco Small Business RV Series Router Firmware
versions:
version: 1.0.00.29, status: affected
version: 1.0.00.33, status: affected
version: 1.0.01.16, status: affected
version: 1.0.01.17, status: affected
version: 1.0.01.18, status: affected
version: 1.0.01.20, status: affected
version: 1.0.02.16, status: affected
version: 1.0.03.15, status: affected
version: 1.0.03.16, status: affected
version: 1.0.03.17, status: affected
version: 1.0.03.18, status: affected
version: 1.0.03.19, status: affected
version: 1.0.03.20, status: affected
version: 1.0.03.21, status: affected
version: 1.0.03.22, status: affected
version: 1.0.03.24, status: affected
version: 1.0.03.26, status: affected
version: 1.0.03.27, status: affected
version: 1.0.03.28, status: affected
version: 1.0.03.29, status: affected
version: 2.0.0.19-tm, status: affected
version: 2.0.2.01-tm, status: affected
version: 1.3.12.19-tm, status: affected
version: 1.3.12.6-tm, status: affected
version: 1.3.13.02-tm, status: affected
version: 1.3.9.8-tm, status: affected
version: 4.0.0.7, status: affected
version: 4.0.2.08-tm, status: affected
version: 4.0.3.03-tm, status: affected
version: 4.0.4.02-tm, status: affected
version: 4.2.1.02, status: affected
version: 4.2.2.08, status: affected
version: 4.2.3.03, status: affected
version: 4.2.3.06, status: affected
version: 4.2.3.07, status: affected
version: 4.2.3.08, status: affected
version: 4.2.3.09, status: affected
version: 4.2.3.10, status: affected
version: 4.2.3.14, status: affected
version: 3.0.0.1-tm, status: affected
version: 3.0.0.19-tm, status: affected
version: 3.0.2.01-tm, status: affected
version: 4.1.1.01, status: affected
version: 4.1.0.02-tm, status: affected
}
metrics:
format: cvssV3_1
cvssV3_1: [
version: 3.1
vectorString: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:N
baseScore: 6.5
baseSeverity: MEDIUM
attackVector: NETWORK
attackComplexity: LOW
privilegesRequired: HIGH
userInteraction: NONE
scope: UNCHANGED
confidentialityImpact: HIGH
integrityImpact: HIGH
availabilityImpact: NONE
]
exploits: The Cisco PSIRT is aware that proof-of-concept exploit code is available for vulnerabilities CVE-2023-20025 and CVE-2023-20026 that are described in this advisory.
The Cisco PSIRT is not aware of any malicious use of the vulnerabilities that are described in this advisory.