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Vulnerability record · CVE-2020-7211 · published 21 January 2020

CVE-2020-7211: Libslirp project libslirp path traversal vulnerability

LLibslirp Project · Libslirp

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

7.5 CVSS 3.1 High EPSS 4.3% · top 9.2% CWE-22 · Path traversal
7.5CVSS 3.1 base score, v2 5.0
4.3%EPSS exploitation probability, 30 days
NoNot in CISA KEV
2Affected product versions listed by NVD
6References
17 Jun 2026Last modified by NVD

Description

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

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

Affected products

2 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
http://www.openwall.com/lists/oss-security/2020/01/17/2 Mailing ListThird Party Advisory
https://gitlab.freedesktop.org/slirp/libslirp/commit/14ec36e107a8c9af7d0a80c3571fe39b291ff1d4 PatchThird Party Advisory
https://security-tracker.debian.org/tracker/CVE-2020-7211 Third Party Advisory
http://www.openwall.com/lists/oss-security/2020/01/17/2 Mailing ListThird Party Advisory
https://gitlab.freedesktop.org/slirp/libslirp/commit/14ec36e107a8c9af7d0a80c3571fe39b291ff1d4 PatchThird Party Advisory
https://security-tracker.debian.org/tracker/CVE-2020-7211 Third Party Advisory

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Same products first, then exploited flaws of the same weakness class.

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Source: NIST National Vulnerability Database (record CVE-2020-7211), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.