Cyber Resilience

CVE-2025-28170

HighPublic PoC

Published: 29 July 2025

Published
29 July 2025
Modified
06 August 2025
KEV Added
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Patch
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CVSS Score v3.1 7.6 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:L/A:L
EPSS Score 0.0040 61.1th percentile
Risk Priority 15 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2025-28170 is a high-severity Exposure of Information Through Directory Listing (CWE-548) vulnerability in Grandstream Gxp1628 Firmware. Its CVSS base score is 7.6 (High).

Operationally, ranked in the top 38.9% of CVEs by exploit likelihood; it is not currently listed in the CISA KEV catalog; a public proof-of-concept is referenced.

EU & UK References

Vulnerability details

Grandstream Networks GXP1628 <=1.0.4.130 is vulnerable to Incorrect Access Control. The device is configured with directory listing enabled, allowing unauthorized access to sensitive directories and files.

CWE(s)
CWE-548

Related Threats

No named actor attribution yet. ATT&CK technique mapping in progress for this CVE.

Affected Assets

grandstream
gxp1628 firmware
≤ 1.0.4.130

Mitigating Controls

Likely Mitigating Controls AI

Per-CVE control mapping for this CVE has not run yet; the list below is derived from the weakness types (CWEs) cited in the NVD entry.

AU-13 Monitoring for Information Disclosure
addresses: CWE-548

Detects information exposure through directory listings as unauthorized disclosure.

SC-30 Concealment and Misdirection
addresses: CWE-548

Directory listings and resource enumeration can be suppressed or populated with misleading entries.

SC-38 Operations Security
addresses: CWE-548

Reduces exposure via directory listings or accessible files when OPSEC restricts visibility of key organizational resources.

References