7.5
HIGH
CVE-2018-7994
Huawei IPS and NGFW Products Memory Leak_remote Code Execution
Description

Some Huawei products IPS Module V500R001C50; NGFW Module V500R001C50; V500R002C10; NIP6300 V500R001C50; NIP6600 V500R001C50; NIP6800 V500R001C50; Secospace USG6600 V500R001C50; USG9500 V500R001C50 have a memory leak vulnerability. 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.

INFO

Published Date :

July 31, 2018, 2:29 p.m.

Last Modified :

Nov. 21, 2024, 4:13 a.m.

Remotely Exploitable :

Yes !

Impact Score :

3.6

Exploitability Score :

3.9
Affected Products

The following products are affected by CVE-2018-7994 vulnerability. Even if cvefeed.io is aware of the exact versions of the products that are affected, the information is not represented in the table below.

ID Vendor Product Action
1 Huawei ips_module
2 Huawei ngfw_module
3 Huawei nip6300
4 Huawei nip6600
5 Huawei nip6800
6 Huawei secospace_usg6600
7 Huawei usg9500
8 Huawei nip6300
9 Huawei usg9500
10 Huawei ngfw_module
11 Huawei secospace_usg6600
12 Huawei nip6600
13 Huawei ips_module
14 Huawei nip6800
References to Advisories, Solutions, and Tools

Here, you will find a curated list of external links that provide in-depth information, practical solutions, and valuable tools related to CVE-2018-7994.

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

We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).

Results are limited to the first 15 repositories due to potential performance issues.

The following list is the news that have been mention CVE-2018-7994 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2018-7994 vulnerability over time.

Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.

  • CVE Modified by af854a3a-2127-422b-91ae-364da2661108

    Nov. 21, 2024

    Action Type Old Value New Value
    Added Reference http://www.huawei.com/en/psirt/security-advisories/huawei-sa-20180704-01-firewall-en
  • CVE Modified by [email protected]

    May. 14, 2024

    Action Type Old Value New Value
  • CWE Remap by [email protected]

    Oct. 03, 2019

    Action Type Old Value New Value
    Changed CWE CWE-119 CWE-119 CWE-772
  • Initial Analysis by [email protected]

    Oct. 04, 2018

    Action Type Old Value New Value
    Added CVSS V2 (AV:N/AC:L/Au:N/C:N/I:N/A:C)
    Added CVSS V3 AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
    Changed Reference Type http://www.huawei.com/en/psirt/security-advisories/huawei-sa-20180704-01-firewall-en No Types Assigned http://www.huawei.com/en/psirt/security-advisories/huawei-sa-20180704-01-firewall-en Vendor Advisory
    Added CWE CWE-119
    Added CPE Configuration AND OR *cpe:2.3:o:huawei:ips_module:v500r001c50:*:*:*:*:*:*:* OR cpe:2.3:h:huawei:ips_module:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:huawei:ngfw_module:v500r001c50:*:*:*:*:*:*:* *cpe:2.3:o:huawei:ngfw_module:v500r002c10:*:*:*:*:*:*:* OR cpe:2.3:h:huawei:ngfw_module:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:huawei:nip6300:v500r001c50:*:*:*:*:*:*:* OR cpe:2.3:h:huawei:nip6300:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:huawei:nip6600:v500r001c50:*:*:*:*:*:*:* OR cpe:2.3:h:huawei:nip6600:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:huawei:nip6800:v500r001c50:*:*:*:*:*:*:* OR cpe:2.3:h:huawei:nip6800:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:huawei:secospace_usg6600:v500r001c50:*:*:*:*:*:*:* OR cpe:2.3:h:huawei:secospace_usg6600:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:huawei:usg9500:v500r001c50:*:*:*:*:*:*:* OR cpe:2.3:h:huawei:usg9500:-:*:*:*:*:*:*:*
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days. Following chart shows the EPSS score history of the vulnerability.
CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorizes the common flaws or weaknesses that can lead to vulnerabilities. CVE-2018-7994 is associated with the following CWEs:

Common Attack Pattern Enumeration and Classification (CAPEC)

Common Attack Pattern Enumeration and Classification (CAPEC) stores attack patterns, which are descriptions of the common attributes and approaches employed by adversaries to exploit the CVE-2018-7994 weaknesses.

Exploit Prediction

EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.

0.18 }} -0.03%

score

0.55618

percentile

CVSS30 - Vulnerability Scoring System
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