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CVE-2017-7318: Siklu Etherhaul Firmware: Command injection

CVE-2017-7318 is rated critical with a CVSS v3.0 base score of 9.8 and NVD lists Siklu Etherhaul Firmware as the affected product. Per its scoring, it can be exploited over the network, without authentication, without any user interaction. The scored impact on confidentiality, integrity and availability is the highest available.

Vulnerability description

Siklu EtherHaul devices before 7.4.0 are vulnerable to a remote command execution (RCE) vulnerability. This vulnerability allows a remote attacker to execute commands and retrieve information such as usernames and plaintext passwords from the device with no authentication.

Severity breakdown

CVSS v3.0 9.8: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

  • Attack vector: Network. Exploitable remotely over the network, with no need for local or physical access.
  • Attack complexity: Low. No special conditions; the attack can be repeated reliably.
  • Privileges required: None. No account or prior access is needed.
  • User interaction: None. No action from any user is needed.
  • Scope: Unchanged. Impact stays within the vulnerable component.
  • Confidentiality impact: High. Total loss of confidentiality; sensitive data can be fully disclosed.
  • Integrity impact: High. Total loss of integrity; data or system state can be fully modified.
  • Availability impact: High. Total loss of availability; the component can be shut down.

Affected products

  • Siklu Etherhaul Firmware: up to and including 7.3.0

References