High severity · published Mar 20, 2017
CVE-2017-6058
Buffer overflow in NetRxPkt::ehdr_buf in hw/net/net_rx_pkt.c in QEMU (aka Quick Emulator), when the VLANSTRIP feature is enabled on the vmxnet3 device, allows remote attackers to…
7.5
CVSS
3.9%
EPSS
No
On KEV
Description
Buffer overflow in NetRxPkt::ehdr_buf in hw/net/net_rx_pkt.c in QEMU (aka Quick Emulator), when the VLANSTRIP feature is enabled on the vmxnet3 device, allows remote attackers to cause a denial of service (out-of-bounds access and QEMU process crash) via vectors related to VLAN stripping.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
None
Integrity
None
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)3.9% · higher than 90% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
QE
Qemu · Qemu
through 2.8.1.1 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2017-6058
CVE.org
https://www.cve.org/CVERecord?id=CVE-2017-6058
git.qemu-project.org
http://git.qemu-project.org/?p=qemu.git%3Ba=commit%3Bh=df8bf7a7fe75eb5d5caffa55f5cd4292b757aea6
Mailing List
http://www.openwall.com/lists/oss-security/2017/02/17/2
Third Party Advisory
http://www.securityfocus.com/bid/96277
Third Party Advisory
http://www.securitytracker.com/id/1037856
Issue Tracking
https://bugzilla.redhat.com/show_bug.cgi?id=1423358
Patch
https://lists.nongnu.org/archive/html/qemu-devel/2017-02/msg03527.html
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