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CVE-2021-37122

Published: Oct 27, 2021Updated: Nov 21, 2024 Sources: CVE List NVDCWE-416
6.5MEDIUM
NVD MITRE
EPSS Score
0.3%
Top 82.4%
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
Patch Available
Self-Check
OpenVAS

Description

There is a use-after-free (UAF) vulnerability in Huawei products. An attacker may craft specific packets to exploit this vulnerability. Successful exploitation may cause the service abnormal. Affected product versions include:CloudEngine 12800 V200R005C10SPC800,V200R019C00SPC800;CloudEngine 5800 V200R005C10SPC800,V200R019C00SPC800;CloudEngine 6800 V200R005C10SPC800,V200R005C20SPC800,V200R019C00SPC800;CloudEngine 7800 V200R005C10SPC800,V200R019C00SPC800.

No summary for this CVE yet.

CVSS Vector Breakdown

AV:AAC:LPR:NUI:NS:UC:NI:NA:H
Exploitability
AV:AAttack Vector
Adjacent
AC:LAttack Complexity
Low
PR:NPrivileges Required
None
UI:NUser Interaction
None
Scope
S:UScope
Unchanged
Impact
C:NConfidentiality
None
I:NIntegrity
None
A:HAvailability
High
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Weaknesses

CWE-416

Affected Products

huawei
commercial·CNaka huawei technologies, honor
cloudengine 12800 firmwareEmbeddedFirmware
Networking Infrastructure / router-switch
cloudengine 5800 firmwareEmbeddedFirmware
Networking Infrastructure / router-switch
cloudengine 6800 firmwareEmbeddedFirmware
Networking Infrastructure / router-switch
cloudengine 7800 firmwareEmbeddedFirmware
Hardware Firmware / network-adapter
and 1 more affected products View all →

Exploitability

Official Patch Available
Is your org exposed to CVE-2021-37122?We can run the check for you — a free external exposure review, no install. Check my exposure

Attack Graph

Products CVE Techniques Tactics

Click technique nodes for MITRE ATT&CK details · drag to pan · Ctrl/⌘ + scroll to zoom, or go fullscreen.

MITRE ATT&CK

2 techniques
Initial Access
Privilege Escalation
View detailed technique mapping

References

https://www.huawei.com/en/psirt/security-advisories/huawei-sa-20211008-01-cloudengine-en
huawei.com

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