CVE-2012-3449

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.

Published: 2012-08-07 Last update: 2026-04-29 Assigner: [email protected] Source: [email protected]
NVD Status：Modified，CVE State: published
View at NVD, CVE.org, EUVD

CVE-2012-3449 is rated Low Risk (24/100): CVSS Low severity, with low exploitation likelihood (EPSS 0.35%). Monitor for updates and reassess as exploit intelligence or EPSS changes.

Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.

Exploit prediction scoring system (EPSS) score for CVE-2012-3449

EPSS lead: Daily EPSS estimates relative likelihood of exploitation; percentile ranks this CVE among scored vulnerabilities (higher = more severe relative rank).

# Date Old EPSS score New EPSS score Delta (New - Old)
1 2026-06-15 0.04% 0.35% +0.30%
2 2025-03-30 0.07% 0.04% -0.02%
3 2025-03-29 — 0.07% —

Full EPSS history (5 records total)

Common vulnerability scoring system (CVSS) metrics for CVE-2012-3449

CVSS metrics for this CVE.

Base score Version Severity Vector Exploitability Impact Score source
3.6 2.0 LOW
AV:L/AC:L/Au:N/C:N/I:P/A:P Click to expand
Access vector (AV:L)
Requires local access to the target system.
Access complexity (AC:L)
Exploitation conditions are straightforward and predictable.
Authentication (AU:N)
No authentication is required.
Confidentiality impact (C:N)
No confidentiality impact.
Integrity impact (I:P)
Partial integrity impact.
Availability impact (A:P)
Partial availability impact.
 3.9 4.9 [email protected]

Weakness enumeration for CVE-2012-3449

OS Trackers for CVE-2012-3449

vendor priority summary link
debian not yet assigned CVE-2012-3449 not yet assigned priority: Debian including 1 source packages (openvswitch), 5 status rows across 5 suites (bookworm, bullseye, forky, sid, trixie): resolved 5. https://security-tracker.debian.org/tracker/CVE-2012-3449
suse low CVE-2012-3449 severity low: SUSE including 64 source package names (libopenvswitch-2_11-0-2.11.1-1.75, libopenvswitch-2_8-0-2.8.2-4.16, …), 70 product×package rows across 14 product lines (SUSE Linux Enterprise High Performance Computing 12 SP5, SUSE Linux Enterprise Module for Server Applications 15, … (14 product lines)): Fixed 70. https://www.suse.com/security/cve/CVE-2012-3449/
ubuntu medium CVE-2012-3449 medium priority: Ubuntu including 1 source packages (openvswitch), 16 status rows across 16 suites (hardy, lucid, natty, oneiric, precise, quantal, raring, saucy, trusty, upstream, utopic, vivid, wily, xenial, yakkety, zesty): not-affected 9, DNE 3, ignored 3, released 1. https://ubuntu.com/security/CVE-2012-3449

Affected software / configurations for CVE-2012-3449

Vendor Product Version Raw CPE
openvswitch openvswitch 1.4.2 cpe:2.3:a:openvswitch:openvswitch:1.4.2:*:*:*:*:*:*:*

References for CVE-2012-3449

cvelogic Threat Intelligence