What is the CVSS score of CVE-2020-9137?

CVE-2020-9137 has a CVSS 3.1 base score of 6.7 (Medium). CVSS vector: CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H. EPSS exploitation probability: 0.2%.

Cloudengine 12800 Firmware CVE-2020-9137

MEDIUM

Improper Input Validation (CWE-20)

2020-12-24 psirt@huawei.com

Privilege Escalation Huawei Cloudengine 12800 Firmware Cloudengine 6800 Firmware Cloudengine 7800 Firmware Cloudengine 5800 Firmware

6.7

CVSS 3.1 · NVD

View

Vulnerability Assessment

Weakness	CWE CWE-20 OWASP Top 10:2025 A05:2025 - Injection ASVS 5.0 V2 - Validation and Business Logic Input validation, allowlisting
Impact	CVSS score of 6.7 (MEDIUM). Attack characteristics: local attack vector, low complexity, high privileges required, no user interaction not required.
Exploit ScenarioDerived	Successful exploitation could compromise the medium-severity affected system.

This Month Plan within 30 days. Why: MEDIUM severity (CVSS 4.0-6.9).

No patch listed yet 0.2% exploitation probability (EPSS)

Get an e-mail when this CVE is exploited, patched or re-scored. Free account.

Alert me

AnalysisAI

There is a privilege escalation vulnerability in some versions of CloudEngine 12800,CloudEngine 5800,CloudEngine 6800 and CloudEngine 7800. Rated medium severity (CVSS 6.7), this vulnerability is low attack complexity. No vendor patch available.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Apply vendor patches when available. Implement network segmentation and monitoring as interim mitigations.

Affects your stack

Find out whether the stacks and servers you run are on an affected version.

Checking this CVE against your own stacks and servers is part of the Basic plan and up.

Technical ContextAI · show details

This vulnerability is classified under CWE-20. There is a privilege escalation vulnerability in some versions of CloudEngine 12800,CloudEngine 5800,CloudEngine 6800 and CloudEngine 7800. Due to insufficient input validation, a local attacker with high privilege may execute some specially crafted scripts in the affected products. Successful exploit will cause privilege escalation. Affected products include: Huawei Cloudengine 12800 Firmware, Huawei Cloudengine 5800 Firmware, Huawei Cloudengine 6800 Firmware, Huawei Cloudengine 7800 Firmware.

Know when Cloudengine 12800 Firmware gets its next vulnerability

Watch products and get an email when something new is published
Check this CVE against your own stack and servers
Exploit and PoC references, threat intelligence from 22 sources

Continue with Google Continue with GitHub

No credit card · 7-day full trial

Severity by source

NVD PRIMARY 6.7 MEDIUM

AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

Attack Vector

Local

Attack Complexity

Low

Privileges Required

High

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

DescriptionNVD

There is a privilege escalation vulnerability in some versions of CloudEngine 12800,CloudEngine 5800,CloudEngine 6800 and CloudEngine 7800. Due to insufficient input validation, a local attacker with high privilege may execute some specially crafted scripts in the affected products. Successful exploit will cause privilege escalation.

Threat Intelligence Overview

EPSS Score

0.2%

Top 88% exploitable

Data Quality

2 sources

Confidence: Low

NVD

CVE.org

EPSS

How this decision was reached

The engine reads each signal below and applies a fixed list of rules from top to bottom. The first rule that matches sets the recommended action – like a statement, every line is shown.

SignalValue

Severity MEDIUM

CISA KEV No

Public POC No

EPSS 0.2%

Patch available No

Active threat No

Deciding rule

MEDIUM severity (CVSS 4.0-6.9)

What every action level means

Emergency Immediate action required. Criteria: CRITICAL + in CISA KEV (actively exploited) without patch, OR CRITICAL + EPSS > 30% without patch, OR CRITICAL + active threat signals without patch.

Act Now Prioritize within 24-48h. Criteria: in KEV with patch available, OR CRITICAL + public POC, OR HIGH + EPSS > 10%, OR CRITICAL + active threat, OR any CRITICAL severity.

This Week Schedule remediation this week. Criteria: HIGH severity (CVSS 7.0-8.9). Patch within normal change window.

This Month Plan within 30 days. Criteria: MEDIUM severity (CVSS 4.0-6.9), lower exploitation probability. Include in regular patch cycle.

Monitor Track and reassess. Criteria: LOW severity (CVSS 0.1-3.9), minimal exploitation risk. No immediate action needed.

SSVC AssessmentENISA

SSVC Decision· derived

Defer

Exploitation· derived

None

System Exposure· derived

Small

Automatable· derived

Human Impact· derived

Medium

Priority Score

Low Medium High Critical

KEV: 0

EPSS: 0

CVSS: +34

PoC: 0

Weaponized: 0

Threat intel: 0

Gov advisory: 0

Attack Technique

Privilege Escalation HIGH

Privilege escalation occurs when an attacker leverages flaws in access control mechanisms to gain permissions beyond what they were originally granted.

Affected Products (CPE)NVD

cpe:2.3:o:huawei:cloudengine_12800_firmware:v200r002c50spc800:*:*:*:*:*:*:*

cpe:2.3:o:huawei:cloudengine_12800_firmware:v200r003c00spc810:*:*:*:*:*:*:*

cpe:2.3:o:huawei:cloudengine_12800_firmware:v200r005c00spc800:*:*:*:*:*:*:*

cpe:2.3:o:huawei:cloudengine_12800_firmware:v200r005c10spc800:*:*:*:*:*:*:*

cpe:2.3:o:huawei:cloudengine_12800_firmware:v200r019c00spc800:*:*:*:*:*:*:*

cpe:2.3:o:huawei:cloudengine_12800_firmware:v200r019c10spc800:*:*:*:*:*:*:*

cpe:2.3:o:huawei:cloudengine_5800_firmware:v200r002c50spc800:*:*:*:*:*:*:*

cpe:2.3:o:huawei:cloudengine_5800_firmware:v200r003c00spc810:*:*:*:*:*:*:*

cpe:2.3:o:huawei:cloudengine_5800_firmware:v200r005c00spc800:*:*:*:*:*:*:*

cpe:2.3:o:huawei:cloudengine_5800_firmware:v200r005c10spc800:*:*:*:*:*:*:*

cpe:2.3:o:huawei:cloudengine_5800_firmware:v200r019c00spc800:*:*:*:*:*:*:*

cpe:2.3:o:huawei:cloudengine_5800_firmware:v200r019c10spc800:*:*:*:*:*:*:*

cpe:2.3:o:huawei:cloudengine_6800_firmware:v200r002c50spc800:*:*:*:*:*:*:*

cpe:2.3:o:huawei:cloudengine_6800_firmware:v200r003c00spc810:*:*:*:*:*:*:*

cpe:2.3:o:huawei:cloudengine_6800_firmware:v200r005c00spc800:*:*:*:*:*:*:*

cpe:2.3:o:huawei:cloudengine_6800_firmware:v200r005c10spc800:*:*:*:*:*:*:*

cpe:2.3:o:huawei:cloudengine_6800_firmware:v200r005c20spc800:*:*:*:*:*:*:*

cpe:2.3:o:huawei:cloudengine_6800_firmware:v200r019c00spc800:*:*:*:*:*:*:*

cpe:2.3:o:huawei:cloudengine_6800_firmware:v200r019c10spc800:*:*:*:*:*:*:*

cpe:2.3:o:huawei:cloudengine_7800_firmware:v200r002c50spc800:*:*:*:*:*:*:*

+ 5 more

More in Cloudengine 12800 Firmware

View all

CVE-2016-6178 CRITICAL Act Now

9.8 Aug 02

Huawei NE40E and CX600 devices with software before V800R007SPH017; PTN 6900-2-M8 devices with software before V800R007S

CVE-2020-9207 HIGH This Week

7.8 Dec 29

There is an improper authentication vulnerability in some verisons of Huawei CloudEngine product. Rated high severity (C

CVE-2017-8147 HIGH This Week

7.5 Nov 22

AC6005 V200R006C10SPC200,AC6605 V200R006C10SPC200,AR1200 with software V200R005C10CP0582T, V200R005C10HP0581T, V200R005C

CVE-2021-40008 HIGH This Week

7.5 Dec 13

There is a memory leak vulnerability in CloudEngine 12800 V200R019C00SPC800, CloudEngine 5800 V200R019C00SPC800, CloudEn

CVE-2021-22328 HIGH This Week

7.5 Aug 23

There is a denial of service vulnerability in some huawei products. Rated high severity (CVSS 7.5), this vulnerability i

CVE-2021-22332 HIGH This Week

7.5 Apr 28

There is a pointer double free vulnerability in some versions of CloudEngine 5800, CloudEngine 6800, CloudEngine 7800 an

CVE-2021-22393 HIGH This Week

7.5 Apr 28

There is a denial of service vulnerability in some versions of CloudEngine 5800, CloudEngine 6800, CloudEngine 7800 and

CVE-2020-9124 HIGH This Week

7.5 Dec 29

There is a memory leak vulnerability in some versions of Huawei CloudEngine product. Rated high severity (CVSS 7.5), thi

CVE-2020-9094 HIGH This Week

7.5 Dec 29

There is an out of bound read vulnerability in some verisons of Huawei CloudEngine product. Rated high severity (CVSS 7.

CVE-2020-1870 HIGH This Week

7.5 May 29

There is a denial of service vulnerability in some Huawei products. Rated high severity (CVSS 7.5), this vulnerability i

CVE-2019-5248 HIGH This Week

7.4 Dec 13

CloudEngine 12800 has a DoS vulnerability. Rated high severity (CVSS 7.4), this vulnerability is no authentication requi

CVE-2016-8780 MEDIUM This Month

6.5 Apr 02

Huawei CloudEngine 6800 V100R006C00, CloudEngine 7800 V100R006C00, CloudEngine 8800 V100R006C00, and CloudEngine 12800 V

Same weakness CWE-20 – Improper Input Validation

View all

CVE-2021-44228 CRITICAL POC

10.0

CVE-2024-3400 CRITICAL POC

10.0

CVE-2022-47966 CRITICAL POC

9.8

CVE-2023-22515 CRITICAL POC

9.8

CVE-2009-0927 HIGH POC

8.8

CVE-2017-9791 CRITICAL POC

9.8

CVE-2017-15944 CRITICAL POC

9.8

CVE-2019-0604 CRITICAL POC

9.8

Same technique Privilege Escalation

View all

CVE-2024-0012 CRITICAL POC

9.3

CVE-2025-47812 CRITICAL POC

10.0

CVE-2013-0422 CRITICAL POC

9.8

CVE-2013-0632 CRITICAL POC

9.8

CVE-2024-9474 MEDIUM POC

6.9

CVE-2017-5689 CRITICAL POC

9.8

CVE-2021-20021 CRITICAL POC

9.8

CVE-2017-12635 CRITICAL POC

9.8

References

Advisories & patches

ADVISORY https://www.huawei.com/en/psirt/security-advisories/huawei-sa-20201202-02-privilege-en

Search Externally

GitHub PoC

Exploit-DB PacketStorm Snyk Rapid7 Nuclei Templates Trickest PoC

Back