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CVE-2020-9127

21
FAUCET Score

CVE-2020-9127 describes a command injection vulnerability in several Huawei NIP and Secospace USG series products, specifically versions V500R001C30 and V500R001C60. This flaw stems from insufficient input validation, allowing a highly privileged attacker to inject malicious code into product files. The vulnerability carries a CVSSv3 score of 6.7 (Medium), indicating that a successful exploit could lead to high impact on confidentiality, integrity, and availability, though it requires local access and high privileges. There is currently no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
v500r001c30CPE matchmatch criteria
cpe:2.3:o:huawei:nip6300_firmware:v500r001c30:*:*:*:*:*:*:*
v500r001c60CPE matchmatch criteria
cpe:2.3:o:huawei:nip6300_firmware:v500r001c60:*:*:*:*:*:*:*
v500r001c30CPE matchmatch criteria
cpe:2.3:o:huawei:nip6600_firmware:v500r001c30:*:*:*:*:*:*:*
v500r001c60CPE matchmatch criteria
cpe:2.3:o:huawei:nip6600_firmware:v500r001c60:*:*:*:*:*:*:*
v500r001c30CPE matchmatch criteria
cpe:2.3:o:huawei:secospace_usg6300_firmware:v500r001c30:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.1

6.7MEDIUM

CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H

Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
HIGH
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
Exploitability Score
0.8
Impact Score
5.9
CvssVersion
3.1

Exploit Intelligence

EPSS Score
0.38%
Probability of exploitation in next 30 days
EPSS Percentile
30.9%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0038 is in the 79th percentile among its peer group of 3,720 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.0 Bluesky, 0.0 Mastodon, and 0.1 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Remediation records are not available for this CVE.

References

huawei.com / en/psirt/security-advisories/huawei-sa-20201111-02-injection-en
Vendor Advisory