CVE-2021-21826
Published: Aug 20, 2021
Modified: Aug 3, 2024
CVSS v3.0
8.1
Description
A heap-based buffer overflow vulnerability exists in the XML Decompression DecodeTreeBlock functionality of AT&T Labs Xmill 0.7. Within `DecodeTreeBlock` which is called during the decompression of an XMI file, a UINT32 is loaded from the file and used as trusted input as the length of a buffer. An attacker can provide a malicious file to trigger this vulnerability.
| Vendor | Product | Versions |
|---|---|---|
n/a | AT&T | affected AT&T Labs Xmill 0.7, Schneider Electric EcoStruxure Control Expert 15 |
Weaknesses (CWE)
CVSS v3.0 Details
CVSS v3.0 Vector
CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability
References
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