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-2020-1879

13
FAUCET Score

CVE-2020-1879 describes an improper integrity checking vulnerability in specific Huawei HEGE and OSCA product versions. An attacker with high privileges could exploit this flaw to introduce malicious modifications to the system. Rated with a low CVSS score of 3.9, this vulnerability requires physical access and high privileges for exploitation, limiting its attack surface and potential impact to integrity only (no confidentiality or availability impact). Currently, there is no known public exploit code (Metasploit, Nuclei, ExploitDB) or evidence of active exploitation. The CVE has also received minimal community discussion and media coverage, suggesting low awareness and exploitation interest.

Impacted Technologies

VendorProductVersion(s)CPE
1.0.1.21\(sp3\)CPE matchmatch criteria
cpe:2.3:o:huawei:hege-560_firmware:1.0.1.21\(sp3\):*:*:*:*:*:*:*
1.0.1.21\(sp3\)CPE matchmatch criteria
cpe:2.3:o:huawei:hege-570_firmware:1.0.1.21\(sp3\):*:*:*:*:*:*:*
1.0.1.21\(sp3\)CPE matchmatch criteria
cpe:2.3:o:huawei:osca-550_firmware:1.0.1.21\(sp3\):*:*:*:*:*:*:*
1.0.1.21\(sp3\)CPE matchmatch criteria
cpe:2.3:o:huawei:osca-550a_firmware:1.0.1.21\(sp3\):*:*:*:*:*:*:*
1.0.1.21\(sp3\)CPE matchmatch criteria
cpe:2.3:o:huawei:osca-550ax_firmware:1.0.1.21\(sp3\):*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.1

3.9LOW

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

Attack Vector
PHYSICAL
Attack Complexity
LOW
Privileges Required
HIGH
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
HIGH
Availability Impact
NONE
Exploitability Score
0.3
Impact Score
3.6
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 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0015 is in the 0th percentile among its peer group of 32 CVEs.

Social Chatter

No social media mentions found for this CVE.

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

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.0 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-20200311-01-integrity-en
Vendor Advisory
huawei.com / en/psirt/security-advisories/huawei-sa-20200415-02-dos-en
Not Applicable