Medium severity · published Jul 27, 2018
CVE-2017-2633
An out-of-bounds memory access issue was found in Quick Emulator (QEMU) before 1.7.2 in the VNC display driver
6.5
CVSS
3.1%
EPSS
No
On KEV
Description
An out-of-bounds memory access issue was found in Quick Emulator (QEMU) before 1.7.2 in the VNC display driver. This flaw could occur while refreshing the VNC display surface area in the 'vnc_refresh_server_surface'. A user inside a guest could use this flaw to crash the QEMU process.
CVSS vector
CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Attack vector
Network
Complexity
Low
Privileges
Low
User interaction
None
Confidentiality
None
Integrity
None
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)3.1% · higher than 88% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
EL
Enterprise Linux Desktop · Redhat
6.0; 7.0 · source: NVD
EL
Enterprise Linux Server · Redhat
6.0; 7.0 · source: NVD
EL
Enterprise Linux Server Aus · Redhat
7.4 · source: NVD
EL
Enterprise Linux Server Eus · Redhat
7.4; 7.5 · source: NVD
EL
Enterprise Linux Workstation · Redhat
6.0; 7.0 · source: NVD
QE
Qemu · Qemu
before 1.7.2 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2017-2633
CVE.org
https://www.cve.org/CVERecord?id=CVE-2017-2633
Mailing List
http://www.openwall.com/lists/oss-security/2017/02/23/1
Third Party Advisory
http://www.securityfocus.com/bid/96417
Third Party Advisory
https://access.redhat.com/errata/RHSA-2017:1205
Third Party Advisory
https://access.redhat.com/errata/RHSA-2017:1206
Third Party Advisory
https://access.redhat.com/errata/RHSA-2017:1441
Third Party Advisory
https://access.redhat.com/errata/RHSA-2017:1856
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