CVE-2026-1949 PUBLISHED

Incorrect calculation of buffer size on the stack in AS320T

Assigner: Deltaww
Reserved: 05.02.2026 Published: 24.04.2026 Updated: 24.04.2026

Delta Electronics AS320T has incorrect calculation of the buffer size on the stack in the GET/PUT request handler of the web service.

Metrics

CVSS Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CVSS Score: 9.8

Product Status

Vendor DeltaWW
Product AS320T
Versions Default: unaffected
  • affected from 0 to 1.14 (incl.)

Solutions

Upgrade firmware to v1.16 or later

Credits

  • Sergey Fedonin and Ivan Kurnakov (Positive Technologies) reporter

References

Problem Types

  • CWE-131 Incorrect Calculation of Buffer Size CWE

Impacts

  • CAPEC-100: Overflow Buffers