Cyber Resilience

CVE-2025-34023

HighPublic PoC

Published: 20 June 2025

Published
20 June 2025
Modified
15 April 2026
KEV Added
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Patch
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CVSS Score v4 8.5 CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:N/VA:N/SC:H/SI:H/SA:H/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
EPSS Score 0.0185 83.4th percentile
Risk Priority 18 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2025-34023 is a high-severity Path Traversal (CWE-22) vulnerability in Cxsecurity (inferred from references). Its CVSS base score is 8.5 (High).

Operationally, ranked in the top 16.6% of CVEs by exploit likelihood; it is not currently listed in the CISA KEV catalog; a public proof-of-concept is referenced.

Deeper analysis

A path traversal vulnerability exists in the Karel IP1211 IP Phone's web management panel. The /cgi-bin/cgiServer.exx endpoint fails to properly sanitize user input to the page parameter, allowing remote authenticated attackers to access arbitrary files on the underlying system by using crafted path traversal sequences. The issue is tracked as CWE-22 and carries a CVSS 4.0 score of 8.5.

Remote authenticated attackers can exploit the flaw to read arbitrary files on the device. Exploitation evidence was observed by the Shadowserver Foundation on 2025-02-02 UTC, prior to the CVE's publication on 2025-06-20.

The provided references consist of URLs that do not contain mitigation guidance or patch details for this CVE. The EPSS score reached a peak of 0.0277 from a current value of 0.0185, representing only a modest change.

EU & UK References

Vulnerability details

A path traversal vulnerability exists in the Karel IP1211 IP Phone's web management panel. The /cgi-bin/cgiServer.exx endpoint fails to properly sanitize user input to the page parameter, allowing remote authenticated attackers to access arbitrary files on the underlying system by…

more

using crafted path traversal sequences. Exploitation evidence was observed by the Shadowserver Foundation on 2025-02-02 UTC.

CWE(s)
CWE-22

Related Threats

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

Affected Assets

Cxsecurity
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inferred from references and description; NVD did not file a CPE for this CVE

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.

SI-10 Information Input Validation
addresses: CWE-22

Validates pathnames and filenames to prevent traversal outside intended directories.

References