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Vulnerabilities

Vulnerability · CVE-2025-49599

Huawei EG8141A5 devices through V5R019C00S100, EG8145V5 devices through V5R019C00S100, and EG8145V5-V2 devices through V5R021C00S184 allow the Epuser account to disable ONT firewal

Published Jun 6, 2025 · catalog updated Jun 9, 2025 · Huawei EG8141A5

Check if you run it

No confirmed exploitation is on record for CVE-2025-49599. EPSS is 0.11%. Act only if a listed version of Huawei EG8141A5 is installed.

Gaps on this record

  • No version range is stored. A customer cannot check an installed version against this record.
  • No vendor fix or required action is stored. Compare the linked advisory before you change production.
Severity
Medium4.1
Known exploitation
Not in CISA/VulnCheck KEV
EPSS
0.11%
Remediation
Vendor / distro source
Affected products
vendor Huawei EG8141A5 0 ≤V5R019C00S100

Huawei EG8141A5 devices through V5R019C00S100, EG8145V5 devices through V5R019C00S100, and EG8145V5-V2 devices through V5R021C00S184 allow the Epuser account to disable ONT firewall functionality, e.g., to remove the default blocking of the SSH and TELNET TCP ports, aka HWNO-56Q3.

Are you affected?

Enter the version you run. The result uses only the ranges stored on this record.

The check returns affected, not affected, or incomplete. It does not guess a version that is missing from the record.

  • vendor Huawei EG8141A5 0 ≤V5R019C00S1000 ≤V5R019C00S100

How to fix CVE-2025-49599

What to do

Three questions, each answered from this record only. Confirm the vendor advisory before you patch.

Should you patch?

No confirmed exploitation is on record for CVE-2025-49599. EPSS is 0.11%. Act only if a listed version of Huawei EG8141A5 is installed.

Which versions are affected?

Compare what you have installed with Huawei EG8141A5 0 ≤V5R019C00S100 0 ≤V5R019C00S100. Compare the installed version with the linked vendor advisory before you change production.

What should an analyst verify?

No weakness class is stored. EPSS 0.11%. There is no CISA KEV listing. No Exploit-DB or Metasploit reference is linked. Use the source links for the original advisory.

Code

The project this record applies to. Exploit listings stay in References.

No public source repository is identified for this product.

Timeline

Detection, updates, and resolution for this record.

  1. Jun 6, 2025 · EUVD

    Detected

    Huawei EG8141A5 devices through V5R019C00S100, EG8145V5 devices through V5R019C00S100, and EG8145V5-V2 devices through V5R021C00S184 allow the Epuser account to disable ONT firewall functionality, e.g., to remove the default blocking of the SSH and TELNET TCP ports, aka HWNO-56Q3.

  2. Jun 9, 2025 · EUVD

    Updated

    Huawei EG8141A5 devices through V5R019C00S100, EG8145V5 devices through V5R019C00S100, and EG8145V5-V2 devices through V5R021C00S184 allow the Epuser account to disable ONT firewall functionality, e.g., to remove the default blocking of the SSH and TELNET TCP ports, aka HWNO-56Q3.

Sources

  • CVE.orgVulnerability recordCVE-2025-49599

    Official CVE identifier

    cve.org
  • FIRST EPSSExploitation probabilityCVE-2025-49599

    30-day exploitation probability 0.1%

    first.org
  • EUVDVulnerability recordEUVD-2025-17329

    Huawei EG8141A5 devices through V5R019C00S100, EG8145V5 devices through V5R019C00S100, and EG8145V5-V2 devices through V5R021C00S184 allow the Epuser account to disable ONT firewall functionality, e.g., to remove the default blocking of the SSH and TELNET TCP ports, aka HWNO-56Q3

    euvd.enisa.europa.eu

References

Freshness

Last verified in this catalog Oct 18, 2026. Significant claims (KEV, EPSS, CVSS, affected ranges) come from the source rows above — open the original publisher for the authoritative advisory.