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CVE-2017-14698: ASUS DSL-AC51, DSL-AC52U, DSL-AC55U, DSL-N55U C1, DSL-N55U D1, DSL-AC56U, DSL-N10_C1, DSL-N12U C1, DSL-N12E…

CVE-2017-14698 is rated critical with a CVSS v3.0 base score of 9.8 and NVD lists 16 affected products, including Asus Dsl Ac51 Firmware. 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

ASUS DSL-AC51, DSL-AC52U, DSL-AC55U, DSL-N55U C1, DSL-N55U D1, DSL-AC56U, DSL-N10_C1, DSL-N12U C1, DSL-N12E C1, DSL-N14U, DSL-N14U-B1, DSL-N16, DSL-N16U, DSL-N17U, DSL-N66U, and DSL-AC750 routers allow remote attackers to change passwords of arbitrary users via the http_passwd parameter to mod_login.asp.

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.

Underlying weakness

CWE-287: Improper Authentication

When an actor claims to have a given identity, the product does not prove or insufficiently proves that the claim is correct.

Affected products

  • Asus Dsl Ac51 Firmware: all versions listed by NVD
  • Asus Dsl Ac52u Firmware: all versions listed by NVD
  • Asus Dsl Ac55u Firmware: all versions listed by NVD
  • Asus Dsl N55u C1 Firmware: all versions listed by NVD
  • Asus Dsl N55u D1 Firmware: all versions listed by NVD
  • Asus Dsl Ac56u Firmware: all versions listed by NVD
  • Asus Dsl N10 C1 Firmware: all versions listed by NVD
  • Asus Dsl N12u C1 Firmware: all versions listed by NVD
  • Asus Dsl N12e C1 Firmware: all versions listed by NVD
  • Asus Dsl N14u Firmware: all versions listed by NVD
  • Asus Dsl N14u B1 Firmware: all versions listed by NVD
  • Asus Dsl N16 Firmware: all versions listed by NVD
  • Asus Dsl N16u Firmware: all versions listed by NVD
  • Asus Dsl N17u Firmware: all versions listed by NVD
  • Asus Dsl N66u Firmware: all versions listed by NVD

References