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CVE-2016-4576: Buffer overflow in the Application Specific Packet Filtering (ASPF) functionality in the Huawei IPS Module…

CVE-2016-4576 is rated critical with a CVSS v3.0 base score of 9.8 and NVD lists 9 affected products, including Huawei Nip6300 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

Buffer overflow in the Application Specific Packet Filtering (ASPF) functionality in the Huawei IPS Module, NGFW Module, NIP6300, NIP6600, Secospace USG6300, USG6500, USG6600, USG9500, and AntiDDoS8000 devices with software before V500R001C20SPC100 allows remote attackers to cause a denial of service or execute arbitrary code via a crafted packet, related to "illegitimate parameters."

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-119: Improper Restriction of Operations within the Bounds of a Memory Buffer

The product performs operations on a memory buffer, but it reads from or writes to a memory location outside the buffer's intended boundary.

Affected products

  • Huawei Nip6300 Firmware: v500r001c00
  • Huawei Secospace Usg6500 Firmware: v500r001c00
  • Huawei Secospace Antiddos8000 Firmware: v500r001c00
  • Huawei Usg9500 Firmware: v500r001c00
  • Huawei Secospace Usg6300 Firmware: v500r001c00
  • Huawei Ngfw Module Firmware: v500r001c00
  • Huawei Secospace Usg6600 Firmware: v500r001c00
  • Huawei Nip6600 Firmware: v500r001c00
  • Huawei Ips Module Firmware: v500r001c00

References