Medium severity · published Jul 9, 2020
CVE-2020-10756
An out-of-bounds read vulnerability was found in the SLiRP networking implementation of the QEMU emulator
6.5
CVSS
0.5%
EPSS
No
On KEV
Description
An out-of-bounds read vulnerability was found in the SLiRP networking implementation of the QEMU emulator. This flaw occurs in the icmp6_send_echoreply() routine while replying to an ICMP echo request, also known as ping. This flaw allows a malicious guest to leak the contents of the host memory, resulting in possible information disclosure. This flaw affects versions of libslirp before 4.3.1.
CVSS vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N
Attack vector
Local
Complexity
Low
Privileges
Low
User interaction
None
Confidentiality
High
Integrity
None
Availability
None
Scope
Changed
Exploitation
Is it being used?
Exploit prediction (EPSS)0.5% · higher than 43% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
DL
Debian Linux · Debian
9.0; 10.0 · source: NVD
EL
Enterprise Linux · Redhat
7.0; 8.0; 8.0 · source: NVD
LE
Leap · Opensuse
15.0; 15.1 · source: NVD
LI
Libslirp · Libslirp Project
before 4.3.1 · source: NVD
OP
Openstack · Redhat
13 · source: NVD
UL
Ubuntu Linux · Canonical
16.04; 18.04; 20.04 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2020-10756
CVE.org
https://www.cve.org/CVERecord?id=CVE-2020-10756
Mailing List
http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00035.html
Mailing List
http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00040.html
Issue Tracking
https://bugzilla.redhat.com/show_bug.cgi?id=1835986
Mailing List
https://lists.debian.org/debian-lts-announce/2020/07/msg00020.html
lists.fedoraproject.org
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/JYTZ32P67PZER6P7TW6FQK3SZRKQLVEI/
Third Party Advisory
https://security.netapp.com/advisory/ntap-20201001-0001/
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