Vulnerability Details : CVE-2012-3445
The virTypedParameterArrayClear function in libvirt 0.9.13 does not properly handle virDomain* API calls with typed parameters, which might allow remote authenticated users to cause a denial of service (libvirtd crash) via an RPC command with nparams set to zero, which triggers an out-of-bounds read or a free of an invalid pointer.
Vulnerability category: Denial of service
Exploit prediction scoring system (EPSS) score for CVE-2012-3445
Probability of exploitation activity in the next 30 days: 1.07%
Percentile, the proportion of vulnerabilities that are scored at or less: ~ 82 % EPSS Score History EPSS FAQ
CVSS scores for CVE-2012-3445
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source |
|---|---|---|---|---|---|
|
3.5
|
LOW | AV:N/AC:M/Au:S/C:N/I:N/A:P |
6.8
|
2.9
|
NIST |
CWE ids for CVE-2012-3445
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Assigned by: nvd@nist.gov (Primary)
References for CVE-2012-3445
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https://bugzilla.redhat.com/show_bug.cgi?id=844734
844734 – (CVE-2012-3445) CVE-2012-3445 libvirt: crash in virTypedParameterArrayClear
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https://www.redhat.com/archives/libvir-list/2012-July/msg01650.html
[libvirt] [PATCH] daemon: Fix crash in virTypedParameterArrayClear
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http://lists.opensuse.org/opensuse-updates/2012-08/msg00023.html
openSUSE-SU-2012:0991-1: moderate: libvirt to fix remote dos
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http://www.openwall.com/lists/oss-security/2012/07/31/7
oss-security - Re: CVE Request -- libvirt: crash in virTypedParameterArrayClear
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http://www.openwall.com/lists/oss-security/2012/07/31/4
oss-security - CVE Request -- libvirt: crash in virTypedParameterArrayClear
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http://rhn.redhat.com/errata/RHSA-2012-1202.html
RHSA-2012:1202 - Security Advisory - Red Hat Customer Portal
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http://www.securityfocus.com/bid/54748
libvirt Remote Denial Of Service Vulnerability
Products affected by CVE-2012-3445
- cpe:2.3:a:redhat:libvirt:0.9.13:*:*:*:*:*:*:*