Vulnerability Monitor

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CVE-2021-37129


There is an out of bounds write vulnerability in some Huawei products. The vulnerability is caused by a function of a module that does not properly verify input parameter. Successful exploit could cause out of bounds write leading to a denial of service condition.Affected product versions include:IPS Module V500R005C00,V500R005C20;NGFW Module V500R005C00;NIP6600 V500R005C00,V500R005C20;S12700 V200R010C00SPC600,V200R011C10SPC500,V200R011C10SPC600,V200R013C00SPC500,V200R019C00SPC200,V200R019C00SPC500,V200R019C10SPC200,V200R020C00,V200R020C10;S1700 V200R010C00SPC600,V200R011C10SPC500,V200R011C10SPC600;S2700 V200R010C00SPC600,V200R011C10SPC500,V200R011C10SPC600;S5700 V200R010C00SPC600,V200R010C00SPC700,V200R011C10SPC500,V200R011C10SPC600,V200R019C00SPC500;S6700 V200R010C00SPC600,V200R011C10SPC500,V200R011C10SPC600;S7700 V200R010C00SPC600,V200R010C00SPC700,V200R011C10SPC500,V200R011C10SPC600;S9700 V200R010C00SPC600,V200R011C10SPC500,V200R011C10SPC600;USG9500 V500R005C00,V500R005C20.


Security Impact Summary

This vulnerability carries a HIGH severity rating with a CVSS v3.1 score of 7.5, indicating it can be exploited remotely over the network with relatively low complexity without requiring user interaction and does not require pre-existing privileges . The vulnerability impacts and availability (service disruption) for affected systems. Impacting 22 products from huawei, from huawei, from huawei and 19 others, organizations running these solutions should prioritize assessment and patching.

Historical Context

Reported in 2021, this vulnerability emerged during an era marked by increased sophistication in supply chain attacks, cloud infrastructure vulnerabilities, and software-as-a-service (SaaS) security challenges. Security practices during this period emphasized zero-trust architectures, container security, and API protection.


Published

2021-10-27T01:15:07.763

Last Modified

2024-11-21T06:14:42.100

Status

Modified

Source

[email protected]

Severity

CVSSv3.1: 7.5 (HIGH)

CVSSv2 Vector

AV:N/AC:L/Au:N/C:N/I:N/A:P

  • Access Vector: NETWORK
  • Access Complexity: LOW
  • Authentication: NONE
  • Confidentiality Impact: NONE
  • Integrity Impact: NONE
  • Availability Impact: PARTIAL
Exploitability Score

10.0

Impact Score

2.9

Weaknesses
  • Type: Primary
    CWE-787

Affected Vendors & Products
Type Vendor Product Version/Range Vulnerable?
Operating System huawei ips_module_firmware v500r005c00 Yes
Operating System huawei ips_module_firmware v500r005c20 Yes
Hardware huawei ips_module - No
Operating System huawei ngfw_module_firmware v500r005c00 Yes
Hardware huawei ngfw_module - No
Operating System huawei nip6600_firmware v500r005c00 Yes
Operating System huawei nip6600_firmware v500r005c20 Yes
Hardware huawei nip6600 - No
Operating System huawei s12700_firmware v200r010c00spc600 Yes
Operating System huawei s12700_firmware v200r011c10spc500 Yes
Operating System huawei s12700_firmware v200r011c10spc600 Yes
Operating System huawei s12700_firmware v200r013c00spc500 Yes
Operating System huawei s12700_firmware v200r019c00spc200 Yes
Operating System huawei s12700_firmware v200r019c00spc500 Yes
Operating System huawei s12700_firmware v200r019c10spc200 Yes
Operating System huawei s12700_firmware v200r020c00 Yes
Operating System huawei s12700_firmware v200r020c10 Yes
Hardware huawei s12700 - No
Operating System huawei s1700_firmware v200r010c00spc600 Yes
Operating System huawei s1700_firmware v200r011c10spc500 Yes
Operating System huawei s1700_firmware v200r011c10spc600 Yes
Hardware huawei s1700 - No
Operating System huawei s2700_firmware v200r010c00spc600 Yes
Operating System huawei s2700_firmware v200r011c10spc500 Yes
Operating System huawei s2700_firmware v200r011c10spc600 Yes
Hardware huawei s2700 - No
Operating System huawei s5700_firmware v200r010c00spc600 Yes
Operating System huawei s5700_firmware v200r010c00spc700 Yes
Operating System huawei s5700_firmware v200r011c10spc500 Yes
Operating System huawei s5700_firmware v200r011c10spc600 Yes
Operating System huawei s5700_firmware v200r019c00spc500 Yes
Hardware huawei s5700 - No
Operating System huawei s6700_firmware v200r010c00spc600 Yes
Operating System huawei s6700_firmware v200r011c10spc500 Yes
Operating System huawei s6700_firmware v200r011c10spc600 Yes
Hardware huawei s6700 - No
Operating System huawei s7700_firmware v200r010c00spc600 Yes
Operating System huawei s7700_firmware v200r010c00spc700 Yes
Operating System huawei s7700_firmware v200r011c10spc500 Yes
Operating System huawei s7700_firmware v200r011c10spc600 Yes
Hardware huawei s7700 - No
Operating System huawei s9700_firmware v200r010c00spc600 Yes
Operating System huawei s9700_firmware v200r011c10spc500 Yes
Operating System huawei s9700_firmware v200r011c10spc600 Yes
Hardware huawei s9700 - No
Operating System huawei usg9500_firmware v500r005c00 Yes
Operating System huawei usg9500_firmware v500r005c20 Yes
Hardware huawei usg9500 - No

References

How SecUtils Interprets This CVE

SecUtils normalizes and enriches National Vulnerability Database (NVD) records by standardizing vendor and product identifiers, aggregating vulnerability metadata from both NVD and MITRE sources, and providing structured context for security teams. For huawei's affected products, we extract Common Platform Enumeration (CPE) data, Common Weakness Enumeration (CWE) classifications, CVSS severity metrics, and reference data to enable rapid vulnerability prioritization and asset correlation. This record contains no exploit code, proof-of-concept instructions, or attack methodologies—only defensive intelligence necessary for patch management, risk assessment, and security operations.