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Vulnerability Details : CVE-2015-8743

QEMU (aka Quick Emulator) built with the NE2000 device emulation support is vulnerable to an OOB r/w access issue. It could occur while performing 'ioport' r/w operations. A privileged (CAP_SYS_RAWIO) user/process could use this flaw to leak or corrupt QEMU memory bytes.
Publish Date : 2016-12-29 Last Update Date : 2020-10-29
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- CVSS Scores & Vulnerability Types

CVSS Score
3.6
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 None (There is no impact to the availability of the system.)
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)
CWE ID 125

- Products Affected By CVE-2015-8743

# Product Type Vendor Product Version Update Edition Language
1 OS Debian Debian Linux 7.0 * * * Version Details Vulnerabilities
2 OS Debian Debian Linux 8.0 * * * Version Details Vulnerabilities
3 Application Qemu Qemu * * * * Version Details Vulnerabilities

- Number Of Affected Versions By Product

Vendor Product Vulnerable Versions
Debian Debian Linux 2
Qemu Qemu 1

- References For CVE-2015-8743

http://www.debian.org/security/2016/dsa-3469
DEBIAN DSA-3469
http://www.debian.org/security/2016/dsa-3471
DEBIAN DSA-3471
http://www.debian.org/security/2016/dsa-3470
DEBIAN DSA-3470
https://security.gentoo.org/glsa/201602-01
GENTOO GLSA-201602-01
http://www.securitytracker.com/id/1034574
SECTRACK 1034574
https://bugzilla.redhat.com/show_bug.cgi?id=1264929 CONFIRM
https://lists.gnu.org/archive/html/qemu-devel/2016-01/msg00050.html
MLIST [qemu-devel] 20160104 Re: [PATCH v3] net: ne2000: fix bounds check in ioport operations
http://www.openwall.com/lists/oss-security/2016/01/04/1
MLIST [oss-security] 20160104 CVE request Qemu: net: ne2000: OOB r/w in ioport operations
http://www.openwall.com/lists/oss-security/2016/01/04/2
MLIST [oss-security] 20160104 Re: CVE request Qemu: net: ne2000: OOB r/w in ioport operations
http://www.securityfocus.com/bid/79820
BID 79820

- Metasploit Modules Related To CVE-2015-8743

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


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