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Vulnerability record · CVE-2012-3449 · published 7 August 2012

CVE-2012-3449: Openvswitch permissions and access controls vulnerability

Openvswitch · Openvswitch

Open vSwitch 1.4.2 uses world writable permissions for (1) /var/lib/openvswitch/pki/controllerca/incoming/ and (2) /var/lib/openvswitch/pki/switchca/incoming/, which allows local users to delete and overwrite arbitrary files.

3.6 CVSS 2.0 Low EPSS 0.35% · top 74.1% CWE-264 · Permissions and access controls
3.6CVSS 2.0 base score
0.35%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
14References
16 Jun 2026Last modified by NVD

Description

Open vSwitch 1.4.2 uses world writable permissions for (1) /var/lib/openvswitch/pki/controllerca/incoming/ and (2) /var/lib/openvswitch/pki/switchca/incoming/, which allows local users to delete and overwrite arbitrary files.

AV:L/AC:L/Au:N/C:N/I:P/A:P

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=683665
http://www.openwall.com/lists/oss-security/2012/08/02/6
http://www.openwall.com/lists/oss-security/2012/08/03/6
http://www.securityfocus.com/bid/54789
http://www.securityfocus.com/bid/54794
https://bugzilla.redhat.com/show_bug.cgi?id=845350
https://exchange.xforce.ibmcloud.com/vulnerabilities/77417
http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=683665
http://www.openwall.com/lists/oss-security/2012/08/02/6
http://www.openwall.com/lists/oss-security/2012/08/03/6
http://www.securityfocus.com/bid/54789
http://www.securityfocus.com/bid/54794
https://bugzilla.redhat.com/show_bug.cgi?id=845350
https://exchange.xforce.ibmcloud.com/vulnerabilities/77417

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

9.8CVE-2022-4338Openvswitch out-of-bounds read vulnerabilityAn integer underflow in Organization Specific TLV was found in various versions of OpenvSwitch.EPSS 1.3%9.8CVE-2022-4337Openvswitch out-of-bounds read vulnerabilityAn out-of-bounds read in Organization Specific TLV was found in various versions of OpenvSwitch.EPSS 1.3%9.8CVE-2017-9264Openvswitch out-of-bounds read vulnerabilityIn lib/conntrack.c in the firewall implementation in Open vSwitch (OvS) 2.6.1, there is a buffer over-read while parsing malformed TCP, UDP, and IPv6…EPSS 2.4%9.8CVE-2017-9265Openvswitch out-of-bounds read vulnerabilityIn Open vSwitch (OvS) v2.7.0, there is a buffer over-read while parsing the group mod OpenFlow message sent from the controller in `lib/ofp-util.c` i…EPSS 2.8%9.8CVE-2017-9214Openvswitch vulnerabilityIn Open vSwitch (OvS) 2.7.0, while parsing an OFPT_QUEUE_GET_CONFIG_REPLY type OFP 1.0 message, there is a buffer over-read that is caused by an unsi…EPSS 2.9%9.8CVE-2016-2074Openvswitch memory buffer overflow vulnerabilityBuffer overflow in lib/flow.c in ovs-vswitchd in Open vSwitch 2.2.x and 2.3.x before 2.3.3 and 2.4.x before 2.4.1 allows remote attackers to execute …EPSS 6.3%8.8CVE-2016-10377Openvswitch memory buffer overflow vulnerabilityIn Open vSwitch (OvS) 2.5.0, a malformed IP packet can cause the switch to read past the end of the packet buffer due to an unsigned integer underflo…EPSS 0.94%7.5CVE-2023-3966Openvswitch vulnerabilityA flaw was found in Open vSwitch where multiple versions are vulnerable to crafted Geneve packets, which may result in a denial of service and invali…EPSS 1.0%

Source: NIST National Vulnerability Database (record CVE-2012-3449), CISA KEV, FIRST EPSS (scores of 2026-09-29). This page is refreshed as NVD updates the record.