#VU41160 Input validation error in QEMU - CVE-2013-4148
Vulnerability identifier: #VU41160
Vulnerability risk: Medium
CVSSv4.0: 2.7 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:U/U:Green]
CVE-ID: CVE-2013-4148
CWE-ID:
CWE-20
Exploitation vector: Network
Exploit availability: No
Vulnerable software:
QEMU
Client/Desktop applications /
Virtualization software
Vendor: QEMU
Description
The vulnerability allows a remote non-authenticated attacker to read and manipulate data.
Integer signedness error in the virtio_net_load function in hw/net/virtio-net.c in QEMU 1.x before 1.7.2 allows remote attackers to execute arbitrary code via a crafted savevm image, which triggers a buffer overflow.
Mitigation
Install update from vendor's website.
Vulnerable software versions
QEMU: 1.0 - 1.7.1
External links
https://git.qemu.org/?p=qemu.git;a=commitdiff;h=71f7fe48e10a8437c9d42d859389f37157f59980
https://lists.fedoraproject.org/pipermail/package-announce/2014-May/133345.html
https://lists.nongnu.org/archive/html/qemu-stable/2014-07/msg00187.html
https://rhn.redhat.com/errata/RHSA-2014-0743.html
https://rhn.redhat.com/errata/RHSA-2014-0744.html
Q & A
Can this vulnerability be exploited remotely?
Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.
