High severity · published Jan 21, 2020
CVE-2020-7211
tftp.c in libslirp 4.1.0, as used in QEMU 4.2.0, does not prevent ..\ directory traversal on Windows
7.5
CVSS
4.2%
EPSS
No
On KEV
Description
tftp.c in libslirp 4.1.0, as used in QEMU 4.2.0, does not prevent ..\ directory traversal on Windows.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
High
Integrity
None
Availability
None
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)4.2% · higher than 91% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
LI
Libslirp · Libslirp Project
4.1.0 · source: NVD
QE
Qemu · Qemu
4.2.0 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2020-7211
CVE.org
https://www.cve.org/CVERecord?id=CVE-2020-7211
Mailing List
http://www.openwall.com/lists/oss-security/2020/01/17/2
Patch
https://gitlab.freedesktop.org/slirp/libslirp/commit/14ec36e107a8c9af7d0a80c3571fe39b291ff1d4
Third Party Advisory
https://security-tracker.debian.org/tracker/CVE-2020-7211
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