CVE-2020-7211: Path Traversal

Published Jan 21, 2020
·
Updated

tftp.c in libslirp 4.1.0, as used in QEMU 4.2.0, does not prevent ..\ directory traversal on Windows.

Affected Software

6 affected components
Libslirp Project Libslirp=4.1.0
Microsoft Windows
Qemu Qemu=4.2.0
All of the following
Libslirp Project Libslirp=4.1.0
Microsoft Windows
debian/libslirp<=4.4.0-1+deb11u2, <=4.7.0-1, <=4.8.0-1, <=4.9.3-1

Event History

Jan 21, 2020
CVE Published
via MITRE·04:12 PM
Data Sourced
via MITRE·04:12 PM
Description
Data Sourced
via NVD·05:15 PM
RemedyDescriptionSeverityWeaknessAffected Software
Jun 29, 2026
Data Sourced
via Debian·03:42 AM
DescriptionAffected Software
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Frequently Asked Questions

1

What is CVE-2020-7211?

CVE-2020-7211 is a vulnerability in the libslirp library, as used in QEMU, that allows directory traversal on Windows systems.

2

What is the severity of CVE-2020-7211?

The severity of CVE-2020-7211 is rated as high, with a severity value of 7.5.

3

How does CVE-2020-7211 affect Windows systems?

CVE-2020-7211 allows directory traversal on Windows systems, potentially enabling attackers to access files outside of the intended directory.

4

What is the affected version of libslirp in CVE-2020-7211?

The affected version of libslirp in CVE-2020-7211 is 4.1.0, as used in QEMU 4.2.0.

5

How can the CVE-2020-7211 vulnerability be fixed?

To fix the CVE-2020-7211 vulnerability, it is recommended to update libslirp to version 4.4.0-1+deb11u2 or 4.7.0-1 or later.

Contact

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