CVE-2012-2320

ConnMan before 0.85 does not ensure that netlink messages originate from the kernel, which allows remote attackers to bypass intended access restrictions and cause a denial of service via a crafted netlink message.

Published: 2012-05-18 Last update: 2026-06-16 Assigner: [email protected] Source: [email protected]
NVD Status：Modified，CVE State: published
View at NVD, CVE.org, EUVD

CVE-2012-2320 is rated Moderate Risk (61.1/100): CVSS High severity, with medium exploitation likelihood (EPSS 2.53%). Review affected assets and schedule remediation.

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-2012-2320

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 1.56% 2.53% +0.97%
2 2025-05-04 3.79% 1.56% -2.23%
3 2025-03-30 — 3.79% —

Full EPSS history (9 records total)

Common vulnerability scoring system (CVSS) metrics for CVE-2012-2320

CVSS metrics for this CVE.

Base score Version Severity Vector Exploitability Impact Score source
7.8 2.0 HIGH
AV:N/AC:L/Au:N/C:N/I:N/A:C Click to expand
Access vector (AV:N)
Can be exploited remotely over network reachability.
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:N)
No integrity impact.
Availability impact (A:C)
Complete availability impact.
 10.0 6.9 [email protected]

Weakness enumeration for CVE-2012-2320

OS Trackers for CVE-2012-2320

vendor priority summary link
debian low CVE-2012-2320 low priority: Debian including 1 source packages (connman), 5 status rows across 5 suites (bookworm, bullseye, forky, sid, trixie): resolved 5. https://security-tracker.debian.org/tracker/CVE-2012-2320
gentoo normal CVE-2012-2320: 1 GLSA(s) (201205-02), 1 atom(s) (net-misc/connman); latest impact normal. https://bugs.gentoo.org/buglist.cgi?quicksearch=CVE-2012-2320
ubuntu medium CVE-2012-2320 medium priority: Ubuntu including 1 source packages (connman), 16 status rows across 16 suites (hardy, lucid, natty, oneiric, precise, quantal, raring, saucy, trusty, upstream, utopic, vivid, wily, xenial, yakkety, zesty): ignored 11, DNE 2, not-affected 2, released 1. https://ubuntu.com/security/CVE-2012-2320

Affected software / configurations for CVE-2012-2320

Vendor Product Version Raw CPE
connman connman <= 0.84 cpe:2.3:a:connman:connman:*:*:*:*:*:*:*:*
connman connman 0.1 cpe:2.3:a:connman:connman:0.1:*:*:*:*:*:*:*
connman connman 0.2 cpe:2.3:a:connman:connman:0.2:*:*:*:*:*:*:*
connman connman 0.3 cpe:2.3:a:connman:connman:0.3:*:*:*:*:*:*:*
connman connman 0.4 cpe:2.3:a:connman:connman:0.4:*:*:*:*:*:*:*
connman connman 0.5 cpe:2.3:a:connman:connman:0.5:*:*:*:*:*:*:*
connman connman 0.6 cpe:2.3:a:connman:connman:0.6:*:*:*:*:*:*:*
connman connman 0.7 cpe:2.3:a:connman:connman:0.7:*:*:*:*:*:*:*
connman connman 0.8 cpe:2.3:a:connman:connman:0.8:*:*:*:*:*:*:*
connman connman 0.9 cpe:2.3:a:connman:connman:0.9:*:*:*:*:*:*:*
connman connman 0.10 cpe:2.3:a:connman:connman:0.10:*:*:*:*:*:*:*
connman connman 0.11 cpe:2.3:a:connman:connman:0.11:*:*:*:*:*:*:*
connman connman 0.12 cpe:2.3:a:connman:connman:0.12:*:*:*:*:*:*:*
connman connman 0.13 cpe:2.3:a:connman:connman:0.13:*:*:*:*:*:*:*
connman connman 0.14 cpe:2.3:a:connman:connman:0.14:*:*:*:*:*:*:*
connman connman 0.15 cpe:2.3:a:connman:connman:0.15:*:*:*:*:*:*:*
connman connman 0.16 cpe:2.3:a:connman:connman:0.16:*:*:*:*:*:*:*
connman connman 0.17 cpe:2.3:a:connman:connman:0.17:*:*:*:*:*:*:*
connman connman 0.18 cpe:2.3:a:connman:connman:0.18:*:*:*:*:*:*:*
connman connman 0.19 cpe:2.3:a:connman:connman:0.19:*:*:*:*:*:*:*
connman connman 0.20 cpe:2.3:a:connman:connman:0.20:*:*:*:*:*:*:*
connman connman 0.21 cpe:2.3:a:connman:connman:0.21:*:*:*:*:*:*:*
connman connman 0.22 cpe:2.3:a:connman:connman:0.22:*:*:*:*:*:*:*
connman connman 0.23 cpe:2.3:a:connman:connman:0.23:*:*:*:*:*:*:*
connman connman 0.24 cpe:2.3:a:connman:connman:0.24:*:*:*:*:*:*:*
connman connman 0.25 cpe:2.3:a:connman:connman:0.25:*:*:*:*:*:*:*
connman connman 0.26 cpe:2.3:a:connman:connman:0.26:*:*:*:*:*:*:*
connman connman 0.27 cpe:2.3:a:connman:connman:0.27:*:*:*:*:*:*:*
connman connman 0.28 cpe:2.3:a:connman:connman:0.28:*:*:*:*:*:*:*
connman connman 0.29 cpe:2.3:a:connman:connman:0.29:*:*:*:*:*:*:*
connman connman 0.30 cpe:2.3:a:connman:connman:0.30:*:*:*:*:*:*:*
connman connman 0.31 cpe:2.3:a:connman:connman:0.31:*:*:*:*:*:*:*
connman connman 0.32 cpe:2.3:a:connman:connman:0.32:*:*:*:*:*:*:*
connman connman 0.33 cpe:2.3:a:connman:connman:0.33:*:*:*:*:*:*:*
connman connman 0.34 cpe:2.3:a:connman:connman:0.34:*:*:*:*:*:*:*
connman connman 0.35 cpe:2.3:a:connman:connman:0.35:*:*:*:*:*:*:*
connman connman 0.36 cpe:2.3:a:connman:connman:0.36:*:*:*:*:*:*:*
connman connman 0.37 cpe:2.3:a:connman:connman:0.37:*:*:*:*:*:*:*
connman connman 0.38 cpe:2.3:a:connman:connman:0.38:*:*:*:*:*:*:*
connman connman 0.39 cpe:2.3:a:connman:connman:0.39:*:*:*:*:*:*:*
connman connman 0.40 cpe:2.3:a:connman:connman:0.40:*:*:*:*:*:*:*
connman connman 0.41 cpe:2.3:a:connman:connman:0.41:*:*:*:*:*:*:*
connman connman 0.42 cpe:2.3:a:connman:connman:0.42:*:*:*:*:*:*:*
connman connman 0.43 cpe:2.3:a:connman:connman:0.43:*:*:*:*:*:*:*
connman connman 0.44 cpe:2.3:a:connman:connman:0.44:*:*:*:*:*:*:*
connman connman 0.45 cpe:2.3:a:connman:connman:0.45:*:*:*:*:*:*:*
connman connman 0.46 cpe:2.3:a:connman:connman:0.46:*:*:*:*:*:*:*
connman connman 0.47 cpe:2.3:a:connman:connman:0.47:*:*:*:*:*:*:*
connman connman 0.48 cpe:2.3:a:connman:connman:0.48:*:*:*:*:*:*:*
connman connman 0.49 cpe:2.3:a:connman:connman:0.49:*:*:*:*:*:*:*
connman connman 0.50 cpe:2.3:a:connman:connman:0.50:*:*:*:*:*:*:*
connman connman 0.51 cpe:2.3:a:connman:connman:0.51:*:*:*:*:*:*:*
connman connman 0.52 cpe:2.3:a:connman:connman:0.52:*:*:*:*:*:*:*
connman connman 0.53 cpe:2.3:a:connman:connman:0.53:*:*:*:*:*:*:*
connman connman 0.54 cpe:2.3:a:connman:connman:0.54:*:*:*:*:*:*:*
connman connman 0.55 cpe:2.3:a:connman:connman:0.55:*:*:*:*:*:*:*
connman connman 0.56 cpe:2.3:a:connman:connman:0.56:*:*:*:*:*:*:*
connman connman 0.57 cpe:2.3:a:connman:connman:0.57:*:*:*:*:*:*:*
connman connman 0.58 cpe:2.3:a:connman:connman:0.58:*:*:*:*:*:*:*
connman connman 0.59 cpe:2.3:a:connman:connman:0.59:*:*:*:*:*:*:*
connman connman 0.60 cpe:2.3:a:connman:connman:0.60:*:*:*:*:*:*:*
connman connman 0.61 cpe:2.3:a:connman:connman:0.61:*:*:*:*:*:*:*
connman connman 0.62 cpe:2.3:a:connman:connman:0.62:*:*:*:*:*:*:*
connman connman 0.63 cpe:2.3:a:connman:connman:0.63:*:*:*:*:*:*:*
connman connman 0.64 cpe:2.3:a:connman:connman:0.64:*:*:*:*:*:*:*
connman connman 0.65 cpe:2.3:a:connman:connman:0.65:*:*:*:*:*:*:*
connman connman 0.66 cpe:2.3:a:connman:connman:0.66:*:*:*:*:*:*:*
connman connman 0.67 cpe:2.3:a:connman:connman:0.67:*:*:*:*:*:*:*
connman connman 0.68 cpe:2.3:a:connman:connman:0.68:*:*:*:*:*:*:*
connman connman 0.69 cpe:2.3:a:connman:connman:0.69:*:*:*:*:*:*:*
connman connman 0.70 cpe:2.3:a:connman:connman:0.70:*:*:*:*:*:*:*
connman connman 0.71 cpe:2.3:a:connman:connman:0.71:*:*:*:*:*:*:*
connman connman 0.72 cpe:2.3:a:connman:connman:0.72:*:*:*:*:*:*:*
connman connman 0.73 cpe:2.3:a:connman:connman:0.73:*:*:*:*:*:*:*
connman connman 0.74 cpe:2.3:a:connman:connman:0.74:*:*:*:*:*:*:*
connman connman 0.75 cpe:2.3:a:connman:connman:0.75:*:*:*:*:*:*:*
connman connman 0.76 cpe:2.3:a:connman:connman:0.76:*:*:*:*:*:*:*
connman connman 0.77 cpe:2.3:a:connman:connman:0.77:*:*:*:*:*:*:*
connman connman 0.78 cpe:2.3:a:connman:connman:0.78:*:*:*:*:*:*:*
connman connman 0.79 cpe:2.3:a:connman:connman:0.79:*:*:*:*:*:*:*

References for CVE-2012-2320

cvelogic Threat Intelligence