title: Post-Auth Command Injection in Telstra Smart Modem Gen 2 (Arcadyan LH1000)
description: The ping_from parameter of ping_tracerte.cgi in the web UI of Telstra Smart Modem Gen 2 (Arcadyan LH1000), firmware versions < 0.18.15r, was not properly sanitized before being used in a system call, which could allow an authenticated attacker to achieve command injection as root on the device.
problem types: CWE-77 Improper Neutralization of Special Elements used in a Command ('Command Injection')
affected:
{
defaultStatus: unaffected
product: Smart Modem Gen 2 (Arcadyan LH1000)
vendor: Telstra
versions:
lessThan: 0.18.15r, status: affected, version: 0, versionType: custom
}
metrics:
cvssV3_1: [
attackComplexity: LOW
attackVector: ADJACENT_NETWORK
availabilityImpact: HIGH
baseScore: 6.8
baseSeverity: MEDIUM
confidentialityImpact: HIGH
integrityImpact: HIGH
privilegesRequired: HIGH
scope: UNCHANGED
userInteraction: NONE
vectorString: CVSS:3.1/AV:A/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
version: 3.1
]
format: CVSS
scenarios: GENERAL