CVE-2021-21830: Buffer Overflow

Published Aug 13, 2021
·
Updated

A heap-based buffer overflow vulnerability exists in the XML Decompression LabelDict::Load 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 13, 2021
CVE Published
via MITRE·06:16 PM
Data Sourced
via MITRE·06:16 PM
DescriptionSeverityWeakness
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Frequently Asked Questions

1

What is CVE-2021-21830?

CVE-2021-21830 is a heap-based buffer overflow vulnerability in the XML Decompression function of AT&T Labs’ Xmill 0.7.

2

How severe is CVE-2021-21830?

CVE-2021-21830 has a severity rating of 9.8, which is considered critical.

3

What is the affected software?

The affected software is AT&T Labs’ Xmill 0.7.

4

How does CVE-2021-21830 work?

CVE-2021-21830 can be triggered by providing a specially crafted XMI file, which can lead to remote code execution.

5

Is there a fix for CVE-2021-21830?

There is currently no fix available for CVE-2021-21830.

Contact

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