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Vulnerability Details : CVE-2015-7504

Heap-based buffer overflow in the pcnet_receive function in hw/net/pcnet.c in QEMU allows guest OS administrators to cause a denial of service (instance crash) or possibly execute arbitrary code via a series of packets in loopback mode.
Publish Date : 2017-10-16 Last Update Date : 2018-01-04
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- CVSS Scores & Vulnerability Types

CVSS Score
4.6
Confidentiality Impact Partial (There is considerable informational disclosure.)
Integrity Impact Partial (Modification of some system files or information is possible, but the attacker does not have control over what can be modified, or the scope of what the attacker can affect is limited.)
Availability Impact Partial (There is reduced performance or interruptions in resource availability.)
Access Complexity Low (Specialized access conditions or extenuating circumstances do not exist. Very little knowledge or skill is required to exploit. )
Authentication Not required (Authentication is not required to exploit the vulnerability.)
Gained Access None
Vulnerability Type(s) Denial Of ServiceExecute CodeOverflow
CWE ID 119

- Related OVAL Definitions

Title Definition Id Class Family
RHSA-2015:2694: qemu-kvm security update (Important) oval:com.redhat.rhsa:def:20152694 unix
OVAL (Open Vulnerability and Assessment Language) definitions define exactly what should be done to verify a vulnerability or a missing patch. Check out the OVAL definitions if you want to learn what you should do to verify a vulnerability.

- Products Affected By CVE-2015-7504

# Product Type Vendor Product Version Update Edition Language
1 Application Qemu Qemu Version Details Vulnerabilities
2 OS XEN XEN Version Details Vulnerabilities

- Number Of Affected Versions By Product

Vendor Product Vulnerable Versions
Qemu Qemu 1
XEN XEN 1

- References For CVE-2015-7504

http://www.securitytracker.com/id/1034268
SECTRACK 1034268
http://xenbits.xen.org/xsa/advisory-162.html CONFIRM
https://lists.gnu.org/archive/html/qemu-devel/2015-11/msg06342.html
MLIST [Qemu-devel] 20151130 [PATCH for 2.5 1/2] net: pcnet: add check to validate receive data size(CVE-2015-7504)
http://www.debian.org/security/2016/dsa-3471
DEBIAN DSA-3471
http://www.securityfocus.com/bid/78227
BID 78227 QEMU 'hw/net/pcnet.c' Heap Based Buffer Overflow Vulnerability Release Date:2016-07-29
http://www.debian.org/security/2016/dsa-3469
DEBIAN DSA-3469
https://security.gentoo.org/glsa/201604-03
GENTOO GLSA-201604-03
https://security.gentoo.org/glsa/201602-01
GENTOO GLSA-201602-01
http://www.openwall.com/lists/oss-security/2015/11/30/2
MLIST [oss-security] 20151130 CVE-2015-7504 Qemu: net: pcnet: heap overflow vulnerability in loopback mode
http://www.debian.org/security/2016/dsa-3470
DEBIAN DSA-3470
http://rhn.redhat.com/errata/RHSA-2015-2695.html
REDHAT RHSA-2015:2695
http://rhn.redhat.com/errata/RHSA-2015-2696.html
REDHAT RHSA-2015:2696
http://rhn.redhat.com/errata/RHSA-2015-2694.html
REDHAT RHSA-2015:2694

- Metasploit Modules Related To CVE-2015-7504

There are not any metasploit modules related to this CVE entry (Please visit www.metasploit.com for more information)


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