Cyber Resilience

CVE-2025-15091

HighPublic PoC

Published: 26 December 2025

Published
26 December 2025
Modified
31 December 2025
KEV Added
Patch
CVSS Score v4 7.4 CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P/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 0.0076 50.6th percentile
Risk Priority 15 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2025-15091 is a high-severity Improper Restriction of Operations within the Bounds of a Memory Buffer (CWE-119) vulnerability in Utt 512W Firmware. Its CVSS base score is 7.4 (High).

Operationally, ranked in the top 49.4% 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

A vulnerability was determined in UTT 进取 512W up to 1.7.7-171114. This issue affects the function strcpy of the file /goform/formPictureUrl. This manipulation of the argument importpictureurl causes buffer overflow. It is possible to initiate the attack remotely. The exploit…

more

has been publicly disclosed and may be utilized.

CWE(s)

Related Threats

CVEs Like This One

CVE-2025-15089Same product: Utt 512W
CVE-2025-15430Same product: Utt 512W
CVE-2025-15431Same product: Utt 512W
CVE-2025-15090Same product: Utt 512W
CVE-2025-14534Same product: Utt 512W
CVE-2025-15092Same product: Utt 512W
CVE-2025-15429Same product: Utt 512W
CVE-2025-15428Same product: Utt 512W
CVE-2025-14535Same product: Utt 512W
CVE-2025-14191Same product: Utt 512W

Affected Assets

utt
512w firmware
≤ 1.7.7-171114

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.

addresses: CWE-119 CWE-120

Managed runtimes used by platform-independent applications (e.g., JVM, CLR) enforce memory safety, preventing most buffer overflows that require direct memory manipulation.

addresses: CWE-119

Ongoing control assessments and code testing (static/dynamic analysis, fuzzing) surface memory buffer restriction failures, which are then remediated before release.

addresses: CWE-119

Memory protections (e.g., W^X, ASLR) make exploitation of buffer-boundary violations far harder to turn into code execution.

addresses: CWE-119

Detects exploitation attempts that produce memory corruption, crashes, or anomalous behavior.

References