CVE-2021-21825: Buffer Overflow

Published Aug 18, 2021
·
Updated

A heap-based buffer overflow vulnerability exists in the XML Decompression PlainTextUncompressor::UncompressItem functionality of AT&T Labs’ Xmill 0.7. A specially crafted XMI file can lead to remote code execution. An attacker can provide a malicious file to trigger this vulnerability.

Affected Software

1 affected component
Att Xmill=0.7

Event History

Aug 18, 2021
CVE Published
via MITRE·12:52 PM
Data Sourced
via MITRE·12:52 PM
DescriptionSeverityWeakness
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Frequently Asked Questions

1

What is CVE-2021-21825?

CVE-2021-21825 is a heap-based buffer overflow vulnerability in the XML Decompression PlainTextUncompressor::UncompressItem functionality of AT&T Labs' Xmill 0.7.

2

How does CVE-2021-21825 impact the affected software?

CVE-2021-21825 can lead to remote code execution if a specially crafted XMI file is provided to the software.

3

What is the severity of CVE-2021-21825?

CVE-2021-21825 has a severity rating of 9.8 (critical).

4

How can I fix CVE-2021-21825?

To mitigate CVE-2021-21825, it is recommended to update to a fixed version of AT&T Labs' Xmill or apply any patches or security updates provided by the vendor.

5

Are there any references for CVE-2021-21825?

Yes, you can find more information about CVE-2021-21825 at the following link: [Link](https://talosintelligence.com/vulnerability_reports/TALOS-2021-1290)

Contact

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