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Vulnerability record · CVE-2012-2320 · published 18 May 2012

CVE-2012-2320: Connman permissions and access controls vulnerability

CConnman · Connman

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.

7.8 CVSS 2.0 High EPSS 2.5% · top 15.9% CWE-264 · Permissions and access controls
7.8CVSS 2.0 base score
2.5%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
24References
16 Jun 2026Last modified by NVD

Description

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.

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

Affected products

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

References

LinkTags
http://git.kernel.org/?p=network/connman/connman.git%3Ba=commit%3Bh=b0ec6eb4466acc57a9ea8be52c17b674b6ea0618
http://git.kernel.org/?p=network/connman/connman.git%3Ba=commit%3Bh=c1b968984212b46bea1330f5ae029507b9bfded9
http://secunia.com/advisories/49033 Vendor Advisory
http://secunia.com/advisories/49186
http://security.gentoo.org/glsa/glsa-201205-02.xml
http://www.openwall.com/lists/oss-security/2012/05/07/10
http://www.openwall.com/lists/oss-security/2012/05/07/2
http://www.openwall.com/lists/oss-security/2012/05/07/6
http://www.osvdb.org/81704
http://www.securityfocus.com/bid/53406
https://bugzilla.novell.com/show_bug.cgi?id=715172
https://exchange.xforce.ibmcloud.com/vulnerabilities/75465
http://git.kernel.org/?p=network/connman/connman.git%3Ba=commit%3Bh=b0ec6eb4466acc57a9ea8be52c17b674b6ea0618
http://git.kernel.org/?p=network/connman/connman.git%3Ba=commit%3Bh=c1b968984212b46bea1330f5ae029507b9bfded9
http://secunia.com/advisories/49033 Vendor Advisory
http://secunia.com/advisories/49186
http://security.gentoo.org/glsa/glsa-201205-02.xml
http://www.openwall.com/lists/oss-security/2012/05/07/10
http://www.openwall.com/lists/oss-security/2012/05/07/2
http://www.openwall.com/lists/oss-security/2012/05/07/6
http://www.osvdb.org/81704
http://www.securityfocus.com/bid/53406
https://bugzilla.novell.com/show_bug.cgi?id=715172
https://exchange.xforce.ibmcloud.com/vulnerabilities/75465

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Related vulnerabilities

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

10.0CVE-2012-2321Connman improper input validation vulnerabilityThe loopback plug-in in ConnMan before 0.85 allows remote attackers to execute arbitrary commands via shell metacharacters in the (1) host name or (2…EPSS 5.6%5.0CVE-2012-2322Connman vulnerabilityInteger overflow in the dhcpv6_get_option function in gdhcp/client.c in ConnMan before 0.85 allows remote attackers to cause a denial of service (inf…EPSS 3.2%5.1CVE-2015-3246libuser userhelper direct /etc/passwd write race conditionlibuser before 0.56.13-8 and 0.60 before 0.60-7, as used by the userhelper program in the usermode package, modifies /etc/passwd directly instead of …KEVEPSS 8.8%analysed6.6CVE-2015-1769Windows Mount Manager symlink mishandling allows local privilege escalationThe Windows Mount Manager mishandles symbolic links, allowing a crafted USB device to trigger arbitrary code execution. Because the flaw is in a core…KEVEPSS 4.1%analysed7.8CVE-2016-3643SolarWinds Virtualization Manager sudo misconfiguration privilege escalationSolarWinds Virtualization Manager 6.3.1 and earlier ship with a misconfigured sudo policy that lets a local user run privileged commands, as shown by…KEVEPSS 3.7%analysed

Source: NIST National Vulnerability Database (record CVE-2012-2320), CISA KEV, FIRST EPSS (scores of 2026-09-27). This page is refreshed as NVD updates the record.