Predictive Vulnerability Intelligence.

Product

  • Product
  • Pricing
  • Documentation

Company

  • About
  • Partnerships
  • Blog
  • Support

Legal

  • Terms
  • Privacy
  • Data Licensing

© 2026 FAUCET Technologies LLC. All rights reserved.

CVE-2021-22396

24
FAUCET Score

CVE-2021-22396 describes a privilege escalation vulnerability in specific versions of Huawei eCNS280_TD and eSE620X vESS products. Due to improper privilege management, a local attacker with common user privileges can access sensitive files, leading to elevated system access. This vulnerability has a CVSS v3.1 score of 7.8 (High), indicating a local attack vector with low complexity, requiring no user interaction, and resulting in high impact to confidentiality, integrity, and availability. Currently, there is 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
v100r005c00CPE matchmatch criteria
cpe:2.3:o:huawei:ecns280_td_firmware:v100r005c00:*:*:*:*:*:*:*
v100r005c10CPE matchmatch criteria
cpe:2.3:o:huawei:ecns280_td_firmware:v100r005c10:*:*:*:*:*:*:*
v100r001c10spc200CPE matchmatch criteria
cpe:2.3:o:huawei:ese620x_vess_firmware:v100r001c10spc200:*:*:*:*:*:*:*
v100r001c20spc200CPE matchmatch criteria
cpe:2.3:o:huawei:ese620x_vess_firmware:v100r001c20spc200:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.1

7.8HIGH

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

Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
Exploitability Score
1.8
Impact Score
5.9
CvssVersion
3.1

Exploit Intelligence

EPSS Score
0.15%
Probability of exploitation in next 30 days
EPSS Percentile
4.5%
Percentile rank of EPSS score among Peer Group
As of 2026-07-28
Model: v2026.06.15
This CVE's current EPSS score of 0.0015 is in the 20th percentile among its peer group of 17,070 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.2 Bluesky, 0.1 Mastodon, and 0.2 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.3 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-20210714-01-privilege-en
Vendor Advisory