Vulnerability Details : CVE-2015-4037
The slirp_smb function in net/slirp.c in QEMU 2.3.0 and earlier creates temporary files with predictable names, which allows local users to cause a denial of service (instantiation failure) by creating /tmp/qemu-smb.*-* files before the program.
Vulnerability category: Denial of service
Products affected by CVE-2015-4037
- cpe:2.3:a:qemu:qemu:*:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2015-4037
0.04%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 8 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2015-4037
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
1.9
|
LOW | AV:L/AC:M/Au:N/C:N/I:N/A:P |
3.4
|
2.9
|
NIST |
CWE ids for CVE-2015-4037
-
Assigned by: nvd@nist.gov (Primary)
References for CVE-2015-4037
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http://lists.opensuse.org/opensuse-updates/2015-11/msg00063.html
openSUSE-SU-2015:1965-1: moderate: Security update for xen
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http://lists.opensuse.org/opensuse-security-announce/2015-06/msg00027.html
[security-announce] SUSE-SU-2015:1152-1: important: Security update for
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http://lists.opensuse.org/opensuse-security-announce/2015-09/msg00015.html
[security-announce] SUSE-SU-2015:1519-1: important: Security update for
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http://www.openwall.com/lists/oss-security/2015/05/16/5
oss-security - Re: QEMU 2.3.0 tmp vulns CVE request
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http://lists.fedoraproject.org/pipermail/package-announce/2015-June/160058.html
[SECURITY] Fedora 22 Update: qemu-2.3.0-5.fc22
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http://www.debian.org/security/2015/dsa-3284
Debian -- Security Information -- DSA-3284-1 qemu
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http://www.ubuntu.com/usn/USN-2630-1
USN-2630-1: QEMU vulnerabilities | Ubuntu security notices
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http://www.debian.org/security/2015/dsa-3285
Debian -- Security Information -- DSA-3285-1 qemu-kvm
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http://lists.fedoraproject.org/pipermail/package-announce/2015-June/160414.html
[SECURITY] Fedora 21 Update: qemu-2.1.3-8.fc21
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http://www.securityfocus.com/bid/74809
QEMU 'net/slirp.c' Insecure Temporary File Creation Vulnerability
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https://bugzilla.redhat.com/show_bug.cgi?id=1222892
1222892 – (CVE-2015-4037) CVE-2015-4037 qemu: insecure temporary file use in /net/slirp.c
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http://www.openwall.com/lists/oss-security/2015/05/13/7
oss-security - QEMU 2.3.0 tmp vulns CVE request
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http://www.openwall.com/lists/oss-security/2015/05/23/4
oss-security - Re: QEMU 2.3.0 tmp vulns CVE request
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http://www.securitytracker.com/id/1032547
QEMU 'net/slirp.c' Predictable Temporary Filenames Let Local Users Deny Service - SecurityTracker
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