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Security Advisory - Memory Leak Vulnerability on Several Products

  • SA No:huawei-sa-20180704-01-firewall
  • Initial Release Date: Jul 04, 2018
  • Last Release Date: Jul 04, 2018

There is a memory leak vulnerability on several products. The software does not release allocated memory properly when processing Protal questionnaire. A remote attacker could send a lot questionnaires to the device, successful exploit could cause the device to reboot since running out of memory. (Vulnerability ID: HWPSIRT-2017-07145)

This vulnerability has been assigned a Common Vulnerabilities and Exposures (CVE) ID: CVE-2018-7994.

Huawei has released software updates to fix this vulnerability. This advisory is available at the following link:

http://www.huawei.com/en/psirt/security-advisories/huawei-sa-20180704-01-firewall-en


Product Name

Affected Version

Resolved Product and Version

IPS Module

V500R001C50

Upgrade to V500R001C60SPC300

NGFW Module

V500R001C50

Upgrade to V500R001C60SPC300

V500R002C10

Upgrade to V500R002C20SPC300

NIP6300

V500R001C50

Upgrade to V500R001C60SPC300

NIP6600

V500R001C50

Upgrade to V500R001C60SPC300

NIP6800

V500R001C50

Upgrade to V500R001C60SPC300

Secospace USG6600

V500R001C50

Upgrade to V500R001C60SPC300

USG9500

V500R001C50

Upgrade to V500R001C60SPC300


Successful exploit could cause the device to reboot since running out of memory.


The vulnerability classification has been performed by using the CVSSv3 scoring system (http://www.first.org/cvss/specification-document).

Base Score: 5.9 (AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H)

Temporal Score: 5.5 (E:F/RL:O/RC:C)


This vulnerability can be exploited only when the following conditions are present:

The attacker passes the IKE authentication.

Vulnerability details:

The software does not release allocated memory properly when processing Protal questionnaire. A remote attacker could send a lot questionnaires to the device, successful exploit could cause the device to reboot since running out of memory.


Customers should contact Huawei TAC (Huawei Technical Assistance Center) to request the upgrades. For TAC contact information, please refer to Huawei worldwide website at http://www.huawei.com/en/psirt/report-vulnerabilities.

This vulnerability was discovered by Huawei internal tester.


2018-07-04 V1.0 INITIAL

Huawei adheres to protecting the ultimate interests of users with best efforts and the principle of responsible disclosure and deal with product security issues through our response mechanism.

To enjoy Huawei PSIRT services and obtain Huawei product vulnerability information, please visit http://www.huawei.com/en/psirt.

To report a security vulnerability in Huawei products and solutions, please send it to PSIRT@huawei.com. For details, please visit http://www.huawei.com/en/psirt/report-vulnerabilities.

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